/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/08_rand_cas.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 16:01:55,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 16:01:56,056 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 16:01:56,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 16:01:56,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 16:01:56,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 16:01:56,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 16:01:56,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 16:01:56,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 16:01:56,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 16:01:56,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 16:01:56,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 16:01:56,085 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 16:01:56,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 16:01:56,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 16:01:56,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 16:01:56,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 16:01:56,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 16:01:56,087 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 16:01:56,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 16:01:56,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 16:01:56,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 16:01:56,088 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 16:01:56,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 16:01:56,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 16:01:56,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 16:01:56,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 16:01:56,089 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 16:01:56,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 16:01:56,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 16:01:56,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 16:01:56,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 16:01:56,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 16:01:56,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 16:01:56,091 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 16:01:56,091 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 16:01:56,091 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 16:01:56,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 16:01:56,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 16:01:56,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 16:01:56,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 16:01:56,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 16:01:56,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 16:01:56,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 16:01:56,354 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 16:01:56,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-ext/08_rand_cas.i [2024-05-07 16:01:57,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 16:01:57,559 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 16:01:57,560 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i [2024-05-07 16:01:57,574 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d18ed3b49/ccfa01954f3b4a1d9107c35b0cca312c/FLAG216e2605f [2024-05-07 16:01:57,587 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/d18ed3b49/ccfa01954f3b4a1d9107c35b0cca312c [2024-05-07 16:01:57,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 16:01:57,590 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 16:01:57,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 16:01:57,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 16:01:57,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 16:01:57,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:57,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ae25c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57, skipping insertion in model container [2024-05-07 16:01:57,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:57,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 16:01:57,904 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i[30697,30710] [2024-05-07 16:01:57,911 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i[30970,30983] [2024-05-07 16:01:57,912 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i[31233,31246] [2024-05-07 16:01:57,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 16:01:57,923 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 16:01:57,947 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i[30697,30710] [2024-05-07 16:01:57,950 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i[30970,30983] [2024-05-07 16:01:57,951 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/08_rand_cas.i[31233,31246] [2024-05-07 16:01:57,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 16:01:57,977 INFO L206 MainTranslator]: Completed translation [2024-05-07 16:01:57,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57 WrapperNode [2024-05-07 16:01:57,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 16:01:57,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 16:01:57,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 16:01:57,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 16:01:57,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:57,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,016 INFO L138 Inliner]: procedures = 176, calls = 34, calls flagged for inlining = 13, calls inlined = 14, statements flattened = 141 [2024-05-07 16:01:58,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 16:01:58,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 16:01:58,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 16:01:58,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 16:01:58,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,026 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 16:01:58,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 16:01:58,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 16:01:58,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 16:01:58,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (1/1) ... [2024-05-07 16:01:58,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 16:01:58,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:01:58,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 16:01:58,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 16:01:58,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-05-07 16:01:58,110 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 16:01:58,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 16:01:58,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 16:01:58,132 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 16:01:58,244 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 16:01:58,245 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 16:01:58,436 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 16:01:58,518 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 16:01:58,518 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-05-07 16:01:58,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 04:01:58 BoogieIcfgContainer [2024-05-07 16:01:58,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 16:01:58,523 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 16:01:58,523 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 16:01:58,526 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 16:01:58,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 04:01:57" (1/3) ... [2024-05-07 16:01:58,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@297eea2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 04:01:58, skipping insertion in model container [2024-05-07 16:01:58,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 04:01:57" (2/3) ... [2024-05-07 16:01:58,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@297eea2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 04:01:58, skipping insertion in model container [2024-05-07 16:01:58,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 04:01:58" (3/3) ... [2024-05-07 16:01:58,528 INFO L112 eAbstractionObserver]: Analyzing ICFG 08_rand_cas.i [2024-05-07 16:01:58,534 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 16:01:58,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 16:01:58,541 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-05-07 16:01:58,541 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 16:01:58,606 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:01:58,654 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:01:58,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:01:58,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:01:58,656 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:01:58,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 16:01:58,685 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:01:58,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:58,694 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:01:58,699 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:01:58,699 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-05-07 16:01:58,728 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-07 16:01:58,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:58,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1030051017, now seen corresponding path program 1 times [2024-05-07 16:01:58,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:01:58,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553594979] [2024-05-07 16:01:58,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:01:58,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:01:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:01:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:01:59,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:01:59,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553594979] [2024-05-07 16:01:59,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553594979] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:01:59,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:01:59,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:01:59,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197401371] [2024-05-07 16:01:59,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:01:59,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:01:59,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:01:59,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:01:59,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:01:59,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:01:59,234 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:01:59,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:01:59,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:01:59,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:01:59,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 16:01:59,361 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-07 16:01:59,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:59,361 INFO L85 PathProgramCache]: Analyzing trace with hash -567274623, now seen corresponding path program 1 times [2024-05-07 16:01:59,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:01:59,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007757368] [2024-05-07 16:01:59,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:01:59,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:01:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:01:59,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:01:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:01:59,433 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:01:59,433 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:01:59,434 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2024-05-07 16:01:59,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-05-07 16:01:59,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2024-05-07 16:01:59,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-05-07 16:01:59,436 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-05-07 16:01:59,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-05-07 16:01:59,437 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-05-07 16:01:59,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-07 16:01:59,447 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-07 16:01:59,448 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:01:59,449 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-05-07 16:01:59,496 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:01:59,506 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:01:59,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:01:59,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:01:59,534 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:01:59,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-07 16:01:59,538 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:01:59,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:59,539 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:01:59,540 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:01:59,540 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-05-07 16:01:59,561 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-05-07 16:01:59,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:59,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1565436764, now seen corresponding path program 1 times [2024-05-07 16:01:59,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:01:59,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603875452] [2024-05-07 16:01:59,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:01:59,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:01:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:01:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:01:59,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:01:59,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603875452] [2024-05-07 16:01:59,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603875452] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:01:59,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:01:59,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:01:59,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104082806] [2024-05-07 16:01:59,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:01:59,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:01:59,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:01:59,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:01:59,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:01:59,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:01:59,705 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:01:59,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:01:59,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:01:59,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:01:59,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-07 16:01:59,829 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-05-07 16:01:59,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:59,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1237405160, now seen corresponding path program 1 times [2024-05-07 16:01:59,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:01:59,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064584951] [2024-05-07 16:01:59,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:01:59,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:01:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:01:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:01:59,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:01:59,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064584951] [2024-05-07 16:01:59,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064584951] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:01:59,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:01:59,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:01:59,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466388226] [2024-05-07 16:01:59,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:01:59,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:01:59,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:01:59,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:01:59,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:01:59,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:01:59,925 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:01:59,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:01:59,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:01:59,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:01:59,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:01:59,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:01:59,981 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-07 16:01:59,981 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-05-07 16:01:59,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:01:59,985 INFO L85 PathProgramCache]: Analyzing trace with hash -732694206, now seen corresponding path program 1 times [2024-05-07 16:01:59,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:01:59,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408904774] [2024-05-07 16:01:59,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:01:59,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:00,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:00,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408904774] [2024-05-07 16:02:00,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408904774] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:02:00,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460019718] [2024-05-07 16:02:00,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:00,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:00,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:00,394 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:00,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-07 16:02:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:00,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:02:00,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:00,591 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:00,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:00,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:00,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:00,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:00,960 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_53 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_53) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:01,013 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:01,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:02:01,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:02:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:02:01,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460019718] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:01,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:02:01,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:02:01,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962576839] [2024-05-07 16:02:01,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:01,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:02:01,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:01,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:02:01,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:02:01,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:01,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:01,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:01,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:01,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:01,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:01,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:01,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:01,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-07 16:02:01,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:01,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:01,563 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-05-07 16:02:01,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:01,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1931152467, now seen corresponding path program 1 times [2024-05-07 16:02:01,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:01,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346536644] [2024-05-07 16:02:01,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:01,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:01,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:02:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:01,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:02:01,612 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:02:01,612 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 10 remaining) [2024-05-07 16:02:01,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 10 remaining) [2024-05-07 16:02:01,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 10 remaining) [2024-05-07 16:02:01,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 10 remaining) [2024-05-07 16:02:01,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 10 remaining) [2024-05-07 16:02:01,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 10 remaining) [2024-05-07 16:02:01,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 10 remaining) [2024-05-07 16:02:01,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 10 remaining) [2024-05-07 16:02:01,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 10 remaining) [2024-05-07 16:02:01,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 10 remaining) [2024-05-07 16:02:01,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-07 16:02:01,616 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-07 16:02:01,616 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:02:01,616 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-05-07 16:02:01,656 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:02:01,660 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:02:01,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:02:01,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:01,662 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:02:01,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-05-07 16:02:01,666 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:02:01,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:01,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:02:01,667 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:02:01,667 INFO L358 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-05-07 16:02:01,670 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:01,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:01,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1596853697, now seen corresponding path program 1 times [2024-05-07 16:02:01,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:01,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141366953] [2024-05-07 16:02:01,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:01,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:01,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:01,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:01,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141366953] [2024-05-07 16:02:01,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141366953] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:01,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:01,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:02:01,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847759959] [2024-05-07 16:02:01,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:01,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:02:01,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:01,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:02:01,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:02:01,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:01,733 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:01,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:01,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:01,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:01,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-07 16:02:01,789 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:01,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:01,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1515195236, now seen corresponding path program 1 times [2024-05-07 16:02:01,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:01,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663205462] [2024-05-07 16:02:01,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:01,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:01,902 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:01,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:01,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663205462] [2024-05-07 16:02:01,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663205462] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:01,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:01,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:02:01,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826551981] [2024-05-07 16:02:01,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:01,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:02:01,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:01,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:02:01,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:02:01,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:01,904 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:01,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:01,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:01,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:01,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:01,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:01,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-07 16:02:01,935 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:01,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:01,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1355569214, now seen corresponding path program 1 times [2024-05-07 16:02:01,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:01,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662338281] [2024-05-07 16:02:01,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:01,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:02,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:02,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:02,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662338281] [2024-05-07 16:02:02,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662338281] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:02:02,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469500044] [2024-05-07 16:02:02,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:02,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:02,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:02,190 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:02,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-07 16:02:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:02,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:02:02,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:02,312 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:02,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:02,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:02,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:02,558 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:02,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:02,590 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_104 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_104) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:02,626 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:02,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:02:02,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:02:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:02:02,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469500044] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:02,712 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:02:02,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:02:02,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345636219] [2024-05-07 16:02:02,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:02,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:02:02,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:02,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:02:02,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:02:02,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:02,715 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:02,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:02,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:02,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:02,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:02,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:02,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:02,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:02,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:03,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-05-07 16:02:03,193 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:03,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:03,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1513169701, now seen corresponding path program 1 times [2024-05-07 16:02:03,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:03,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058581846] [2024-05-07 16:02:03,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:03,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:03,306 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:03,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:03,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058581846] [2024-05-07 16:02:03,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058581846] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:03,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:03,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:03,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055844108] [2024-05-07 16:02:03,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:03,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:03,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:03,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:03,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:03,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:03,308 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:03,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:03,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:03,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:03,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:03,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-07 16:02:03,364 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:03,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:03,364 INFO L85 PathProgramCache]: Analyzing trace with hash -2000990129, now seen corresponding path program 1 times [2024-05-07 16:02:03,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:03,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217562906] [2024-05-07 16:02:03,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:03,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:03,493 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:03,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:03,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217562906] [2024-05-07 16:02:03,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217562906] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:03,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:03,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:03,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520463518] [2024-05-07 16:02:03,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:03,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:03,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:03,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:03,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:03,495 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:03,495 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:03,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:03,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:03,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:03,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-05-07 16:02:03,647 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:03,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:03,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1301465470, now seen corresponding path program 1 times [2024-05-07 16:02:03,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:03,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928484042] [2024-05-07 16:02:03,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:03,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:03,664 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:03,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2109949159] [2024-05-07 16:02:03,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:03,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:03,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:03,665 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:03,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-07 16:02:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:03,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:03,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:03,933 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:03,933 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:03,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:03,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928484042] [2024-05-07 16:02:03,934 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:03,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2109949159] [2024-05-07 16:02:03,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2109949159] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:03,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:03,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:03,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125713183] [2024-05-07 16:02:03,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:03,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:03,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:03,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:03,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:03,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:03,935 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:03,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:03,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:03,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:03,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:03,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:03,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:04,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:04,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:04,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:04,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:04,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:04,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:04,074 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:04,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-05-07 16:02:04,274 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-07 16:02:04,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:04,274 INFO L85 PathProgramCache]: Analyzing trace with hash 288999601, now seen corresponding path program 1 times [2024-05-07 16:02:04,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:04,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220669825] [2024-05-07 16:02:04,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:04,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:04,288 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:04,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [990436662] [2024-05-07 16:02:04,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:04,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:04,289 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:04,290 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:04,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-07 16:02:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:04,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:02:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:04,538 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:02:04,538 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:02:04,538 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2024-05-07 16:02:04,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 13 remaining) [2024-05-07 16:02:04,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 13 remaining) [2024-05-07 16:02:04,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 13 remaining) [2024-05-07 16:02:04,538 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 13 remaining) [2024-05-07 16:02:04,539 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 13 remaining) [2024-05-07 16:02:04,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:04,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-05-07 16:02:04,747 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:02:04,747 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:02:04,747 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-05-07 16:02:04,784 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:02:04,787 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:02:04,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:02:04,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:04,788 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:02:04,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2024-05-07 16:02:04,792 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:02:04,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:04,793 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:02:04,793 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:02:04,793 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-05-07 16:02:04,796 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:04,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:04,796 INFO L85 PathProgramCache]: Analyzing trace with hash 7809754, now seen corresponding path program 1 times [2024-05-07 16:02:04,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:04,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016695393] [2024-05-07 16:02:04,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:04,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:04,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:04,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:04,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016695393] [2024-05-07 16:02:04,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016695393] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:04,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:04,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:02:04,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344952766] [2024-05-07 16:02:04,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:04,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:02:04,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:04,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:02:04,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:02:04,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:04,870 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:04,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:04,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:04,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:04,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-05-07 16:02:04,914 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:04,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:04,915 INFO L85 PathProgramCache]: Analyzing trace with hash 405213983, now seen corresponding path program 1 times [2024-05-07 16:02:04,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:04,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193283363] [2024-05-07 16:02:04,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:04,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:04,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:04,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193283363] [2024-05-07 16:02:04,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193283363] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:04,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:04,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:02:04,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285273883] [2024-05-07 16:02:04,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:04,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:02:04,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:04,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:02:04,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:02:04,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:04,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:04,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:04,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:04,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:04,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:04,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:04,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-05-07 16:02:04,973 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:04,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:04,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1569988921, now seen corresponding path program 1 times [2024-05-07 16:02:04,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:04,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102099794] [2024-05-07 16:02:04,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:04,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:05,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:05,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102099794] [2024-05-07 16:02:05,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102099794] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:02:05,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1572909300] [2024-05-07 16:02:05,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:05,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:05,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:05,162 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:05,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-07 16:02:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:05,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:02:05,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:05,300 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:05,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:05,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:05,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:05,477 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:05,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:05,500 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_258 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_258) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:05,539 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:05,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:02:05,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:02:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:02:05,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1572909300] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:05,596 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:02:05,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:02:05,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480934379] [2024-05-07 16:02:05,596 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:05,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:02:05,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:05,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:02:05,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:02:05,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:05,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:05,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:05,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:05,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:05,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:05,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:05,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:05,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:06,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-05-07 16:02:06,137 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:06,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:06,137 INFO L85 PathProgramCache]: Analyzing trace with hash -99898150, now seen corresponding path program 1 times [2024-05-07 16:02:06,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:06,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304913744] [2024-05-07 16:02:06,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:06,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:06,204 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:06,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:06,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304913744] [2024-05-07 16:02:06,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304913744] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:06,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:06,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:06,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763013147] [2024-05-07 16:02:06,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:06,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:06,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:06,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:06,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:06,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:06,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:06,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:06,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:06,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:06,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:06,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:06,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:06,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-05-07 16:02:06,265 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:06,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:06,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1152742763, now seen corresponding path program 1 times [2024-05-07 16:02:06,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:06,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824434878] [2024-05-07 16:02:06,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:06,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:06,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:06,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:06,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824434878] [2024-05-07 16:02:06,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824434878] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:06,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:06,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:06,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555462298] [2024-05-07 16:02:06,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:06,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:06,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:06,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:06,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:06,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:06,356 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:06,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:06,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:06,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:06,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:06,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-05-07 16:02:06,520 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:06,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:06,520 INFO L85 PathProgramCache]: Analyzing trace with hash -800310467, now seen corresponding path program 1 times [2024-05-07 16:02:06,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:06,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963009045] [2024-05-07 16:02:06,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:06,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:06,533 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:06,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2063657435] [2024-05-07 16:02:06,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:06,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:06,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:06,535 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:06,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-07 16:02:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:06,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:06,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:06,828 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:06,828 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:06,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:06,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963009045] [2024-05-07 16:02:06,828 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:06,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063657435] [2024-05-07 16:02:06,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063657435] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:06,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:06,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:06,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347419048] [2024-05-07 16:02:06,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:06,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:06,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:06,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:06,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:06,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:06,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:06,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:07,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:07,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:07,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:07,238 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:07,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:07,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1417135558, now seen corresponding path program 1 times [2024-05-07 16:02:07,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:07,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033569146] [2024-05-07 16:02:07,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:07,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:07,257 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:07,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [747186648] [2024-05-07 16:02:07,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:07,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:07,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:07,273 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:07,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-07 16:02:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:07,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:07,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:02:07,572 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:07,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:07,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033569146] [2024-05-07 16:02:07,573 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:07,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747186648] [2024-05-07 16:02:07,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747186648] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:07,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:07,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:07,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739425286] [2024-05-07 16:02:07,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:07,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:07,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:07,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:07,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:07,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:07,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:07,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:07,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:07,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:07,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:07,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:07,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:07,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:07,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:07,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:07,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:07,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:07,902 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:07,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:07,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1956777388, now seen corresponding path program 1 times [2024-05-07 16:02:07,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:07,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604821157] [2024-05-07 16:02:07,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:07,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:07,917 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:07,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1476360808] [2024-05-07 16:02:07,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:07,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:07,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:07,921 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:07,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-07 16:02:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:08,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:02:08,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:08,162 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:08,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:08,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:08,794 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:02:08,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:02:09,087 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:09,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:02:09,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:09,190 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:09,191 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:09,222 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_434 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_434) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:09,332 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:02:09,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:02:09,357 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:02:09,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:02:09,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:02:09,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:09,379 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:09,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:02:09,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:02:09,637 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 12 not checked. [2024-05-07 16:02:09,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:09,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604821157] [2024-05-07 16:02:09,637 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:09,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476360808] [2024-05-07 16:02:09,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1476360808] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:09,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:09,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:02:09,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482570347] [2024-05-07 16:02:09,638 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:09,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:02:09,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:09,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:02:09,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:02:09,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:09,640 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:09,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.807692307692308) internal successors, (307), 26 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:09,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:10,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:02:10,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:10,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-05-07 16:02:10,525 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:10,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:10,525 INFO L85 PathProgramCache]: Analyzing trace with hash 448012907, now seen corresponding path program 1 times [2024-05-07 16:02:10,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:10,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255731092] [2024-05-07 16:02:10,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:10,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:10,538 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:10,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1440436038] [2024-05-07 16:02:10,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:10,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:10,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:10,540 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:10,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-07 16:02:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:10,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:02:10,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:02:10,751 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:10,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:10,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255731092] [2024-05-07 16:02:10,751 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:10,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1440436038] [2024-05-07 16:02:10,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1440436038] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:10,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:10,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:10,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916930222] [2024-05-07 16:02:10,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:10,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:10,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:10,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:10,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:10,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:10,752 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:10,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:10,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:10,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:10,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:10,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:10,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:10,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:10,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:10,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:02:10,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:10,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:10,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:11,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-05-07 16:02:11,147 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:11,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:11,148 INFO L85 PathProgramCache]: Analyzing trace with hash 848573056, now seen corresponding path program 1 times [2024-05-07 16:02:11,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:11,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759915125] [2024-05-07 16:02:11,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:11,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:11,162 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:11,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [563767100] [2024-05-07 16:02:11,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:11,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:11,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:11,163 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:11,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-07 16:02:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:11,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:11,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:02:11,451 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:11,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:11,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759915125] [2024-05-07 16:02:11,451 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:11,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563767100] [2024-05-07 16:02:11,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563767100] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:11,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:11,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:11,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915105925] [2024-05-07 16:02:11,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:11,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:11,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:11,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:11,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:11,453 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:11,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:11,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:11,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:11,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:11,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:11,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:11,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:11,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:11,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:11,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:11,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:11,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:11,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:11,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:11,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:11,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:11,823 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2024-05-07 16:02:11,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:11,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1085702163, now seen corresponding path program 1 times [2024-05-07 16:02:11,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:11,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162161810] [2024-05-07 16:02:11,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:11,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:11,838 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:11,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1289044676] [2024-05-07 16:02:11,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:11,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:11,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:11,840 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:11,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-07 16:02:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:12,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:02:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:12,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:02:12,156 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:02:12,156 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 16 remaining) [2024-05-07 16:02:12,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 16 remaining) [2024-05-07 16:02:12,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 16 remaining) [2024-05-07 16:02:12,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 16 remaining) [2024-05-07 16:02:12,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 16 remaining) [2024-05-07 16:02:12,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 16 remaining) [2024-05-07 16:02:12,157 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 16 remaining) [2024-05-07 16:02:12,158 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2024-05-07 16:02:12,158 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 16 remaining) [2024-05-07 16:02:12,158 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 16 remaining) [2024-05-07 16:02:12,158 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 16 remaining) [2024-05-07 16:02:12,159 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 16 remaining) [2024-05-07 16:02:12,159 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 16 remaining) [2024-05-07 16:02:12,159 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 16 remaining) [2024-05-07 16:02:12,159 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 16 remaining) [2024-05-07 16:02:12,159 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 16 remaining) [2024-05-07 16:02:12,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:12,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:12,366 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:02:12,367 WARN L233 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:02:12,367 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2024-05-07 16:02:12,404 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:02:12,408 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:02:12,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:02:12,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:12,409 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:02:12,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Waiting until timeout for monitored process [2024-05-07 16:02:12,414 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:02:12,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:12,415 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:02:12,415 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:02:12,415 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2024-05-07 16:02:12,418 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:12,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:12,418 INFO L85 PathProgramCache]: Analyzing trace with hash 345571989, now seen corresponding path program 1 times [2024-05-07 16:02:12,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:12,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036619140] [2024-05-07 16:02:12,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:12,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:12,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:12,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036619140] [2024-05-07 16:02:12,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036619140] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:12,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:12,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:02:12,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903905762] [2024-05-07 16:02:12,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:12,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:02:12,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:12,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:02:12,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:02:12,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:12,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:12,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:12,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:12,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:12,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-05-07 16:02:12,509 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:12,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:12,509 INFO L85 PathProgramCache]: Analyzing trace with hash 842647414, now seen corresponding path program 1 times [2024-05-07 16:02:12,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:12,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302276238] [2024-05-07 16:02:12,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:12,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:12,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:12,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302276238] [2024-05-07 16:02:12,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302276238] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:12,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:12,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:02:12,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768245220] [2024-05-07 16:02:12,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:12,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:02:12,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:12,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:02:12,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:02:12,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:12,561 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:12,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:12,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:12,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:12,581 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-05-07 16:02:12,581 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:12,582 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:12,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1945997520, now seen corresponding path program 1 times [2024-05-07 16:02:12,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:12,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941428252] [2024-05-07 16:02:12,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:12,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:12,733 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:12,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:12,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941428252] [2024-05-07 16:02:12,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941428252] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:02:12,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267847093] [2024-05-07 16:02:12,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:12,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:12,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:12,736 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:12,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-07 16:02:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:12,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:02:12,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:12,900 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:12,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:12,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:13,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:13,105 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:13,206 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:13,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:02:13,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:02:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:13,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [267847093] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:13,272 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:02:13,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:02:13,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777059053] [2024-05-07 16:02:13,272 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:13,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:02:13,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:13,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:02:13,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=465, Unknown=4, NotChecked=0, Total=552 [2024-05-07 16:02:13,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:13,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:13,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:13,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:13,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:13,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:13,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:13,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:13,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-05-07 16:02:13,730 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:13,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:13,731 INFO L85 PathProgramCache]: Analyzing trace with hash 2068915167, now seen corresponding path program 1 times [2024-05-07 16:02:13,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:13,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905481672] [2024-05-07 16:02:13,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:13,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:13,791 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:13,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:13,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905481672] [2024-05-07 16:02:13,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905481672] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:13,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:13,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:13,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204790041] [2024-05-07 16:02:13,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:13,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:13,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:13,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:13,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:13,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:13,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:13,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:13,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:13,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:13,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:13,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-05-07 16:02:13,842 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:13,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:13,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1567136093, now seen corresponding path program 1 times [2024-05-07 16:02:13,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:13,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938306380] [2024-05-07 16:02:13,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:13,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:13,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:13,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938306380] [2024-05-07 16:02:13,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938306380] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:13,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:13,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:13,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656267005] [2024-05-07 16:02:13,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:13,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:13,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:13,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:13,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:13,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:13,924 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:13,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:13,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:13,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:13,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:13,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:14,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-05-07 16:02:14,040 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:14,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:14,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1107153724, now seen corresponding path program 1 times [2024-05-07 16:02:14,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:14,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351342722] [2024-05-07 16:02:14,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:14,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:14,052 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:14,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [769457830] [2024-05-07 16:02:14,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:14,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:14,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:14,053 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:14,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-07 16:02:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:14,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:14,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:14,302 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:14,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:14,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351342722] [2024-05-07 16:02:14,303 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:14,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769457830] [2024-05-07 16:02:14,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769457830] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:14,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:14,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:14,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124045596] [2024-05-07 16:02:14,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:14,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:14,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:14,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:14,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:14,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:14,304 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:14,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:14,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:14,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:14,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:14,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:14,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:14,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:14,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:14,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:14,674 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:14,674 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:14,674 INFO L85 PathProgramCache]: Analyzing trace with hash -992225258, now seen corresponding path program 1 times [2024-05-07 16:02:14,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:14,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990832340] [2024-05-07 16:02:14,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:14,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:14,688 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:14,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1223202049] [2024-05-07 16:02:14,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:14,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:14,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:14,690 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:14,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-07 16:02:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:14,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:14,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:02:14,949 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:14,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:14,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990832340] [2024-05-07 16:02:14,949 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:14,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223202049] [2024-05-07 16:02:14,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223202049] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:14,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:14,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:14,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625896387] [2024-05-07 16:02:14,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:14,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:14,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:14,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:14,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:14,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:14,950 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:14,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:14,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:15,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:15,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:15,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:15,244 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:15,244 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:15,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1042467376, now seen corresponding path program 1 times [2024-05-07 16:02:15,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:15,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519913594] [2024-05-07 16:02:15,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:15,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:15,262 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:15,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1268424102] [2024-05-07 16:02:15,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:15,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:15,263 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:15,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-07 16:02:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:15,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:02:15,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:15,491 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:15,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:16,027 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:02:16,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:02:16,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:16,306 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:16,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:02:16,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:16,398 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:16,427 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_830 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_830) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:16,556 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:02:16,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:02:16,583 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:02:16,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:02:16,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:02:16,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:16,607 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:16,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:02:16,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:02:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 12 not checked. [2024-05-07 16:02:16,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:16,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519913594] [2024-05-07 16:02:16,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:16,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268424102] [2024-05-07 16:02:16,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1268424102] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:16,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:16,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:02:16,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77002724] [2024-05-07 16:02:16,823 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:16,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:02:16,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:16,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:02:16,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:02:16,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:16,825 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:16,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.807692307692308) internal successors, (307), 26 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:16,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:17,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:17,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:02:17,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:17,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2024-05-07 16:02:17,762 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:17,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:17,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1245381300, now seen corresponding path program 1 times [2024-05-07 16:02:17,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:17,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37538327] [2024-05-07 16:02:17,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:17,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:17,776 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:17,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [910679493] [2024-05-07 16:02:17,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:17,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:17,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:17,777 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:17,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-07 16:02:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:17,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:02:17,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:17,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:02:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:02:18,010 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:18,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:18,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37538327] [2024-05-07 16:02:18,010 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:18,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [910679493] [2024-05-07 16:02:18,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [910679493] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:18,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:18,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:18,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070157796] [2024-05-07 16:02:18,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:18,011 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:18,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:18,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:18,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:18,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:18,011 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:18,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:18,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:18,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:18,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:18,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:18,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:18,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:18,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:18,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:02:18,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:18,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:18,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:18,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:18,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:18,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:18,401 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:18,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:18,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1092428153, now seen corresponding path program 1 times [2024-05-07 16:02:18,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:18,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278293518] [2024-05-07 16:02:18,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:18,417 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:18,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1791472958] [2024-05-07 16:02:18,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:18,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:18,418 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:18,419 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:18,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-07 16:02:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:18,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:18,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:02:18,735 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:18,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:18,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278293518] [2024-05-07 16:02:18,735 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:18,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1791472958] [2024-05-07 16:02:18,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1791472958] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:18,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:18,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:18,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400110839] [2024-05-07 16:02:18,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:18,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:18,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:18,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:18,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:18,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:18,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:18,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:18,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:19,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:19,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:19,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:19,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:19,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:19,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:19,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-05-07 16:02:19,213 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:19,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:19,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1237169538, now seen corresponding path program 1 times [2024-05-07 16:02:19,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:19,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196209035] [2024-05-07 16:02:19,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:19,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:19,232 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:19,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1591337392] [2024-05-07 16:02:19,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:19,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:19,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:19,233 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:19,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-07 16:02:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:19,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:19,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:02:19,579 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:19,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:19,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196209035] [2024-05-07 16:02:19,579 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:19,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1591337392] [2024-05-07 16:02:19,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1591337392] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:19,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:19,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:19,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986027668] [2024-05-07 16:02:19,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:19,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:19,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:19,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:19,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:19,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:19,581 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:19,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:19,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:19,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:19,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:19,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:19,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:19,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:19,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:19,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:19,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:19,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:19,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:19,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:19,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:19,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-05-07 16:02:19,940 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:19,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:19,941 INFO L85 PathProgramCache]: Analyzing trace with hash 349452764, now seen corresponding path program 1 times [2024-05-07 16:02:19,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:19,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497597419] [2024-05-07 16:02:19,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:19,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:19,956 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:19,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [537240108] [2024-05-07 16:02:19,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:19,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:19,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:19,957 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:19,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-07 16:02:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:20,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:02:20,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:20,192 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:20,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:20,912 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:02:20,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:02:20,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:21,199 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:21,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:02:21,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:21,331 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:02:21,332 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:21,373 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1094 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1094) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:21,480 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:02:21,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:02:21,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:02:21,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 16:02:21,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:21,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:02:21,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:02:21,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:21,840 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 16 not checked. [2024-05-07 16:02:21,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:21,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497597419] [2024-05-07 16:02:21,841 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:21,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537240108] [2024-05-07 16:02:21,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537240108] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:21,841 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:21,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:02:21,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198201279] [2024-05-07 16:02:21,841 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:21,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:02:21,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:21,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:02:21,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:02:21,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:21,843 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:21,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.346153846153847) internal successors, (425), 26 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:22,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:22,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:22,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:22,852 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:22,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:22,853 INFO L85 PathProgramCache]: Analyzing trace with hash -469442496, now seen corresponding path program 1 times [2024-05-07 16:02:22,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:22,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889633629] [2024-05-07 16:02:22,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:22,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:22,866 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:22,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1269042707] [2024-05-07 16:02:22,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:22,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:22,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:22,868 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:22,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-05-07 16:02:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:23,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:02:23,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:23,141 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:02:23,141 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:23,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:23,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889633629] [2024-05-07 16:02:23,141 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:23,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269042707] [2024-05-07 16:02:23,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1269042707] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:23,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:23,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:23,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952535635] [2024-05-07 16:02:23,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:23,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:23,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:23,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:23,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:23,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:23,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:23,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:23,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:23,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:23,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:23,385 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:23,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-05-07 16:02:23,582 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:23,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:23,583 INFO L85 PathProgramCache]: Analyzing trace with hash -63807164, now seen corresponding path program 1 times [2024-05-07 16:02:23,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:23,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197995772] [2024-05-07 16:02:23,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:23,598 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:23,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [204189581] [2024-05-07 16:02:23,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:23,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:23,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:23,599 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:23,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-05-07 16:02:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:23,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:23,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:24,002 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:02:24,002 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:24,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:24,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197995772] [2024-05-07 16:02:24,002 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:24,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [204189581] [2024-05-07 16:02:24,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [204189581] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:24,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:24,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:24,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045891134] [2024-05-07 16:02:24,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:24,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:24,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:24,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:24,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:24,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:24,003 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:24,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:24,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:24,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:24,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:24,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-05-07 16:02:24,370 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-07 16:02:24,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:24,370 INFO L85 PathProgramCache]: Analyzing trace with hash -464252348, now seen corresponding path program 1 times [2024-05-07 16:02:24,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:24,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178895552] [2024-05-07 16:02:24,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:24,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:24,386 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:24,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [304048992] [2024-05-07 16:02:24,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:24,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:24,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:24,388 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:24,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-07 16:02:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:24,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:02:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:24,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:02:24,918 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:02:24,918 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 19 remaining) [2024-05-07 16:02:24,919 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 19 remaining) [2024-05-07 16:02:24,920 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 19 remaining) [2024-05-07 16:02:24,921 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 19 remaining) [2024-05-07 16:02:24,921 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 19 remaining) [2024-05-07 16:02:24,921 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 19 remaining) [2024-05-07 16:02:24,921 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 19 remaining) [2024-05-07 16:02:24,936 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:25,128 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-05-07 16:02:25,129 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:02:25,129 WARN L233 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:02:25,129 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2024-05-07 16:02:25,173 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:02:25,176 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:02:25,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:02:25,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:25,177 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:02:25,181 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:02:25,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:25,181 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:02:25,182 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:02:25,182 INFO L358 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2024-05-07 16:02:25,185 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:25,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:25,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1975552688, now seen corresponding path program 1 times [2024-05-07 16:02:25,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:25,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943054891] [2024-05-07 16:02:25,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:25,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:25,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (29)] Waiting until timeout for monitored process [2024-05-07 16:02:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:25,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:25,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943054891] [2024-05-07 16:02:25,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943054891] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:25,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:25,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:02:25,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392850446] [2024-05-07 16:02:25,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:25,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:02:25,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:25,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:02:25,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:02:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:25,234 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:25,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:25,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:25,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:25,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-05-07 16:02:25,277 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:25,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:25,277 INFO L85 PathProgramCache]: Analyzing trace with hash -804611051, now seen corresponding path program 1 times [2024-05-07 16:02:25,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:25,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201076377] [2024-05-07 16:02:25,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:25,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:25,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:25,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201076377] [2024-05-07 16:02:25,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201076377] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:25,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:25,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:02:25,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695919038] [2024-05-07 16:02:25,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:25,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:02:25,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:25,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:02:25,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:02:25,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:25,307 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:25,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:25,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:25,308 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:25,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:25,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:25,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-05-07 16:02:25,325 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:25,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:25,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1048216017, now seen corresponding path program 1 times [2024-05-07 16:02:25,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:25,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270137370] [2024-05-07 16:02:25,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:25,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:25,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:25,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270137370] [2024-05-07 16:02:25,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270137370] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:02:25,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377666268] [2024-05-07 16:02:25,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:25,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:25,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:25,478 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:25,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-05-07 16:02:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:25,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:02:25,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:25,695 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:25,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:25,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:25,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:25,844 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:25,844 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:25,863 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1380 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1380) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:25,884 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:25,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:02:25,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:02:25,941 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:02:25,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377666268] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:25,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:02:25,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:02:25,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192728621] [2024-05-07 16:02:25,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:25,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:02:25,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:25,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:02:25,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:02:25,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:25,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:25,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:25,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:25,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:25,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:26,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:26,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:26,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-05-07 16:02:26,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:26,423 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:26,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:26,423 INFO L85 PathProgramCache]: Analyzing trace with hash 246450082, now seen corresponding path program 1 times [2024-05-07 16:02:26,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:26,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325010003] [2024-05-07 16:02:26,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:26,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:26,500 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:26,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:26,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325010003] [2024-05-07 16:02:26,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325010003] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:26,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:26,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:26,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392948592] [2024-05-07 16:02:26,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:26,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:26,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:26,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:26,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:26,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:26,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:26,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:26,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:26,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:26,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:26,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:26,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:26,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-05-07 16:02:26,549 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:26,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:26,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1590767292, now seen corresponding path program 1 times [2024-05-07 16:02:26,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:26,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687096988] [2024-05-07 16:02:26,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:26,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:26,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:26,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687096988] [2024-05-07 16:02:26,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687096988] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:26,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:26,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:26,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127853938] [2024-05-07 16:02:26,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:26,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:26,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:26,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:26,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:26,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:26,618 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:26,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:26,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:26,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:26,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:26,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:26,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:26,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-05-07 16:02:26,747 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:26,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:26,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1344929886, now seen corresponding path program 1 times [2024-05-07 16:02:26,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:26,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746542724] [2024-05-07 16:02:26,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:26,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:26,759 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:26,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1672951686] [2024-05-07 16:02:26,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:26,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:26,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:26,760 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:26,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-05-07 16:02:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:26,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:26,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:27,066 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:27,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:27,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746542724] [2024-05-07 16:02:27,067 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:27,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672951686] [2024-05-07 16:02:27,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672951686] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:27,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:27,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:27,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546801843] [2024-05-07 16:02:27,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:27,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:27,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:27,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:27,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:27,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:27,068 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:27,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:27,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:27,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:27,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:27,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:27,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:27,241 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2024-05-07 16:02:27,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2024-05-07 16:02:27,441 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:27,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:27,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1974282736, now seen corresponding path program 1 times [2024-05-07 16:02:27,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:27,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038791393] [2024-05-07 16:02:27,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:27,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:27,457 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:27,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [433107020] [2024-05-07 16:02:27,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:27,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:27,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:27,478 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:27,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-05-07 16:02:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:27,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:27,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:27,857 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:02:27,858 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:27,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:27,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038791393] [2024-05-07 16:02:27,858 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:27,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433107020] [2024-05-07 16:02:27,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [433107020] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:27,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:27,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:27,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058532836] [2024-05-07 16:02:27,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:27,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:27,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:27,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:27,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:27,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:27,860 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:27,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:27,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:27,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Ended with exit code 0 [2024-05-07 16:02:28,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2024-05-07 16:02:28,157 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:28,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:28,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1593879030, now seen corresponding path program 1 times [2024-05-07 16:02:28,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:28,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017138424] [2024-05-07 16:02:28,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:28,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:28,170 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:28,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [838491990] [2024-05-07 16:02:28,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:28,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:28,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:28,172 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:28,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-05-07 16:02:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:28,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:02:28,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:28,443 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:28,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:28,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:29,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:29,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:02:29,335 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:29,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:02:29,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:29,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:29,579 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse0 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or (forall ((v_DerPreprocessor_3 (Array Int Int)) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:02:29,611 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread2of6ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_DerPreprocessor_3 (Array Int Int)) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:02:29,620 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse0 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or (forall ((v_DerPreprocessor_3 (Array Int Int)) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:02:29,631 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse0 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not .cse2)) (or (forall ((v_DerPreprocessor_3 (Array Int Int)) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:02:29,945 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_1551 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1551) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((v_DerPreprocessor_3 (Array Int Int)) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_1551 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1551))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))))))) is different from false [2024-05-07 16:02:30,055 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_1551 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1551) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((v_DerPreprocessor_3 (Array Int Int)) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_3) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_1551 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1551))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_1555 (Array Int Int)) (|thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1555) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of6ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of6ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|))))))) is different from false [2024-05-07 16:02:30,068 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:30,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 316 treesize of output 308 [2024-05-07 16:02:30,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-05-07 16:02:30,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:02:30,086 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:02:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 32 not checked. [2024-05-07 16:02:30,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:30,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017138424] [2024-05-07 16:02:30,157 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:30,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838491990] [2024-05-07 16:02:30,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838491990] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:30,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:30,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:02:30,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768363725] [2024-05-07 16:02:30,157 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:30,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:02:30,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:30,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:02:30,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=338, Unknown=16, NotChecked=258, Total=702 [2024-05-07 16:02:30,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:30,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:30,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 11.962962962962964) internal successors, (323), 27 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:30,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:30,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:30,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2024-05-07 16:02:31,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2024-05-07 16:02:31,000 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:31,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:31,000 INFO L85 PathProgramCache]: Analyzing trace with hash -308349106, now seen corresponding path program 1 times [2024-05-07 16:02:31,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:31,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296236616] [2024-05-07 16:02:31,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:31,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:31,023 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:31,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [895762217] [2024-05-07 16:02:31,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:31,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:31,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:31,024 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:31,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-05-07 16:02:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:31,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:02:31,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:31,314 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:02:31,314 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:31,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:31,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296236616] [2024-05-07 16:02:31,314 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:31,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895762217] [2024-05-07 16:02:31,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895762217] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:31,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:31,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:31,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108646875] [2024-05-07 16:02:31,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:31,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:31,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:31,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:31,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:31,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:31,316 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:31,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:31,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:31,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:31,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:31,699 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:31,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:31,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1570887569, now seen corresponding path program 1 times [2024-05-07 16:02:31,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:31,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483301928] [2024-05-07 16:02:31,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:31,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:31,712 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:31,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [522171488] [2024-05-07 16:02:31,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:31,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:31,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:31,714 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:31,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-05-07 16:02:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:31,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:31,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:02:32,087 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:32,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:32,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483301928] [2024-05-07 16:02:32,087 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:32,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522171488] [2024-05-07 16:02:32,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522171488] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:32,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:32,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:32,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453205149] [2024-05-07 16:02:32,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:32,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:32,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:32,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:32,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:32,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:32,089 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:32,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:32,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:32,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:32,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:32,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2024-05-07 16:02:32,527 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:32,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:32,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1472123425, now seen corresponding path program 1 times [2024-05-07 16:02:32,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:32,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470244586] [2024-05-07 16:02:32,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:32,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:32,541 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:32,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1441351384] [2024-05-07 16:02:32,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:32,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:32,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:32,543 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:32,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-05-07 16:02:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:32,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:32,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:32,955 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:02:32,955 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:32,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:32,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470244586] [2024-05-07 16:02:32,955 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:32,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1441351384] [2024-05-07 16:02:32,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1441351384] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:32,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:32,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:32,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751995550] [2024-05-07 16:02:32,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:32,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:32,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:32,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:32,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:32,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:32,957 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:32,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:32,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:33,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:33,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:33,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:33,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2024-05-07 16:02:33,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-05-07 16:02:33,274 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:33,274 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:33,274 INFO L85 PathProgramCache]: Analyzing trace with hash -627354245, now seen corresponding path program 1 times [2024-05-07 16:02:33,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:33,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236672288] [2024-05-07 16:02:33,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:33,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:33,289 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:33,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [194519155] [2024-05-07 16:02:33,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:33,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:33,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:33,291 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:33,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-05-07 16:02:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:33,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:02:33,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:33,625 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:33,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:34,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:34,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:34,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:02:34,729 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:34,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:02:34,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-07 16:02:34,813 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:34,841 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1819 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:34,959 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (not .cse0) (forall ((v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((v_DerPreprocessor_4 (Array Int Int)) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_4) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:02:34,988 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or .cse0 (forall ((v_DerPreprocessor_4 (Array Int Int)) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_4) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of6ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:02:34,996 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (not .cse0) (forall ((v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((v_DerPreprocessor_4 (Array Int Int)) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_4) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:02:35,008 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse1 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse0 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not .cse2)) (or .cse2 (forall ((v_DerPreprocessor_4 (Array Int Int)) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_4) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:02:35,290 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_1814 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1814))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) (or (forall ((v_ArrVal_1814 (Array Int Int))) (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1814) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_DerPreprocessor_4 (Array Int Int)) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_4) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:02:35,428 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_1814 (Array Int Int))) (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1814) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_DerPreprocessor_4 (Array Int Int)) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_4) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_1814 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1814))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_1819 (Array Int Int)) (|thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of6ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_1819) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of6ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:02:35,457 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:35,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 316 treesize of output 308 [2024-05-07 16:02:35,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-05-07 16:02:35,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:02:35,476 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:02:35,629 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 55 not checked. [2024-05-07 16:02:35,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:35,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236672288] [2024-05-07 16:02:35,629 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:35,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194519155] [2024-05-07 16:02:35,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194519155] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:35,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:35,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:02:35,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191922405] [2024-05-07 16:02:35,629 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:35,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:02:35,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:35,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:02:35,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=312, Unknown=9, NotChecked=294, Total=702 [2024-05-07 16:02:35,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:35,631 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:35,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.333333333333332) internal successors, (441), 27 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:35,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:35,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:35,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:36,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:36,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:36,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:36,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:36,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:36,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:36,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:36,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:36,501 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:36,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:36,502 INFO L85 PathProgramCache]: Analyzing trace with hash 347987037, now seen corresponding path program 1 times [2024-05-07 16:02:36,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:36,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102141723] [2024-05-07 16:02:36,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:36,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:36,516 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:36,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [74618401] [2024-05-07 16:02:36,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:36,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:36,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:36,518 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:36,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-05-07 16:02:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:36,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:02:36,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:36,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:02:36,831 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:02:36,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:36,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:36,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102141723] [2024-05-07 16:02:36,831 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:36,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74618401] [2024-05-07 16:02:36,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74618401] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:36,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:36,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:36,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125832397] [2024-05-07 16:02:36,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:36,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:36,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:36,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:36,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:36,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:36,833 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:36,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:36,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:37,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:37,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:37,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:37,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:37,271 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:37,271 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:37,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1082496669, now seen corresponding path program 1 times [2024-05-07 16:02:37,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:37,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739582931] [2024-05-07 16:02:37,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:37,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:37,300 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:37,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [834965430] [2024-05-07 16:02:37,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:37,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:37,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:37,303 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:37,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-05-07 16:02:37,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:37,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:37,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:37,681 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:02:37,681 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:37,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:37,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739582931] [2024-05-07 16:02:37,681 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:37,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834965430] [2024-05-07 16:02:37,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834965430] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:37,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:37,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:37,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524914597] [2024-05-07 16:02:37,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:37,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:37,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:37,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:37,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:37,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:37,697 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:37,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:37,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:37,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:37,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:37,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:37,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:37,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:38,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:38,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:38,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:38,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2024-05-07 16:02:38,233 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:38,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:38,234 INFO L85 PathProgramCache]: Analyzing trace with hash 2109971534, now seen corresponding path program 1 times [2024-05-07 16:02:38,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:38,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847115454] [2024-05-07 16:02:38,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:38,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:38,250 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:38,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [690985120] [2024-05-07 16:02:38,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:38,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:38,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:38,251 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:38,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-05-07 16:02:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:38,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:38,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:38,693 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:02:38,693 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:38,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:38,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847115454] [2024-05-07 16:02:38,693 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:38,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [690985120] [2024-05-07 16:02:38,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [690985120] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:38,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:38,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:38,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896786972] [2024-05-07 16:02:38,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:38,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:38,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:38,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:38,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:38,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:38,695 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:38,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:38,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:38,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:38,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:38,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:38,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:38,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:38,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:39,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:39,047 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:39,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:39,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1954746200, now seen corresponding path program 1 times [2024-05-07 16:02:39,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:39,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21051075] [2024-05-07 16:02:39,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:39,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:39,063 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:39,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2028190902] [2024-05-07 16:02:39,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:39,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:39,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:39,065 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:39,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-05-07 16:02:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:39,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:02:39,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:39,383 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:39,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:40,294 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:02:40,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:02:40,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:40,543 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:40,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:02:40,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:40,625 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:02:40,625 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:40,661 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2170 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2170) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:40,757 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:02:40,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:02:40,780 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:02:40,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:02:40,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:02:40,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:40,797 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:40,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:02:40,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:02:41,110 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 20 not checked. [2024-05-07 16:02:41,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:41,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21051075] [2024-05-07 16:02:41,110 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:41,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028190902] [2024-05-07 16:02:41,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028190902] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:41,111 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:41,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:02:41,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675296033] [2024-05-07 16:02:41,111 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:41,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:02:41,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:41,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:02:41,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:02:41,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:41,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:41,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:41,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:41,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:41,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:41,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:41,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:41,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:41,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:02:41,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2024-05-07 16:02:41,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2024-05-07 16:02:42,000 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:42,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:42,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1532291280, now seen corresponding path program 1 times [2024-05-07 16:02:42,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:42,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738580142] [2024-05-07 16:02:42,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:42,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:42,019 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:42,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1086786371] [2024-05-07 16:02:42,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:42,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:42,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:42,020 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:42,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-05-07 16:02:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:42,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:02:42,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:02:42,366 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:42,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:42,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738580142] [2024-05-07 16:02:42,370 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:42,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086786371] [2024-05-07 16:02:42,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086786371] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:42,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:42,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:42,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203421965] [2024-05-07 16:02:42,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:42,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:42,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:42,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:42,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:42,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:42,372 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:42,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:02:42,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:42,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:42,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:42,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:42,674 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:42,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2024-05-07 16:02:42,870 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:42,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:42,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1696457969, now seen corresponding path program 1 times [2024-05-07 16:02:42,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:42,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525522891] [2024-05-07 16:02:42,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:42,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:42,915 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:42,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [972017067] [2024-05-07 16:02:42,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:42,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:42,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:42,916 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:42,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-05-07 16:02:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:43,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:43,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:02:43,320 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:43,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:43,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525522891] [2024-05-07 16:02:43,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:43,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972017067] [2024-05-07 16:02:43,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [972017067] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:43,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:43,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:43,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143686540] [2024-05-07 16:02:43,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:43,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:43,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:43,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:43,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:43,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:43,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:43,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:43,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2024-05-07 16:02:43,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:43,746 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 18 more)] === [2024-05-07 16:02:43,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:43,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1181305681, now seen corresponding path program 1 times [2024-05-07 16:02:43,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:43,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004317967] [2024-05-07 16:02:43,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:43,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:43,769 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:43,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [314572502] [2024-05-07 16:02:43,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:43,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:43,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:43,771 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:43,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-05-07 16:02:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:44,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:02:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:02:44,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:02:44,631 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 22 remaining) [2024-05-07 16:02:44,631 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 22 remaining) [2024-05-07 16:02:44,632 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 22 remaining) [2024-05-07 16:02:44,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2024-05-07 16:02:44,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,44 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:44,840 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:02:44,842 WARN L233 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:02:44,842 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2024-05-07 16:02:44,897 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:02:44,902 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:02:44,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:02:44,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:44,903 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:02:44,907 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:02:44,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:44,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:02:44,907 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:02:44,907 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2024-05-07 16:02:44,910 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:44,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:44,910 INFO L85 PathProgramCache]: Analyzing trace with hash 706379851, now seen corresponding path program 1 times [2024-05-07 16:02:44,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:44,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208967256] [2024-05-07 16:02:44,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:44,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:44,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (45)] Waiting until timeout for monitored process [2024-05-07 16:02:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:44,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:44,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:44,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208967256] [2024-05-07 16:02:44,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208967256] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:44,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:44,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:02:44,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880035901] [2024-05-07 16:02:44,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:44,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:02:44,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:44,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:02:44,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:02:44,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:44,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:44,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:44,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:45,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:45,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-05-07 16:02:45,012 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:45,012 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:45,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1036850513, now seen corresponding path program 1 times [2024-05-07 16:02:45,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:45,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476221314] [2024-05-07 16:02:45,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:45,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:45,041 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:45,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:45,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476221314] [2024-05-07 16:02:45,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476221314] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:45,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:45,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:02:45,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755874670] [2024-05-07 16:02:45,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:45,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:02:45,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:45,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:02:45,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:02:45,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:45,043 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:45,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:45,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:45,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:45,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:45,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:45,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-05-07 16:02:45,064 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:45,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:45,064 INFO L85 PathProgramCache]: Analyzing trace with hash 882636105, now seen corresponding path program 1 times [2024-05-07 16:02:45,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:45,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624729671] [2024-05-07 16:02:45,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:45,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:45,198 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:45,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:45,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624729671] [2024-05-07 16:02:45,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624729671] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:02:45,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031591581] [2024-05-07 16:02:45,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:45,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:45,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:45,200 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:45,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2024-05-07 16:02:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:45,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:02:45,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:45,500 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:45,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:45,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:45,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:45,653 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:45,654 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:45,711 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:02:45,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:02:45,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:02:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:02:45,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2031591581] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:45,772 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:02:45,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:02:45,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74346838] [2024-05-07 16:02:45,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:45,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:02:45,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:45,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:02:45,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=466, Unknown=3, NotChecked=0, Total=552 [2024-05-07 16:02:45,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:45,774 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:45,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:45,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:45,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:45,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:45,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:45,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:45,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:45,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:46,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2024-05-07 16:02:46,190 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:46,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:46,191 INFO L85 PathProgramCache]: Analyzing trace with hash 866422460, now seen corresponding path program 1 times [2024-05-07 16:02:46,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:46,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171590982] [2024-05-07 16:02:46,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:46,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:46,264 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:46,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:46,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171590982] [2024-05-07 16:02:46,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171590982] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:46,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:46,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:46,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673907206] [2024-05-07 16:02:46,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:46,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:46,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:46,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:46,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:46,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:46,266 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:46,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:46,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:46,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:46,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:46,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:46,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-05-07 16:02:46,312 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:46,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:46,312 INFO L85 PathProgramCache]: Analyzing trace with hash -799020709, now seen corresponding path program 1 times [2024-05-07 16:02:46,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:46,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579969355] [2024-05-07 16:02:46,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:46,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:46,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:46,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579969355] [2024-05-07 16:02:46,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579969355] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:46,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:46,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:46,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4764454] [2024-05-07 16:02:46,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:46,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:46,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:46,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:46,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:46,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:46,382 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:46,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:46,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:46,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:02:46,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:46,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:46,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:46,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:46,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-05-07 16:02:46,505 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:46,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:46,505 INFO L85 PathProgramCache]: Analyzing trace with hash -727686817, now seen corresponding path program 1 times [2024-05-07 16:02:46,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:46,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342282385] [2024-05-07 16:02:46,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:46,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:46,517 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:46,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [26042272] [2024-05-07 16:02:46,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:46,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:46,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:46,519 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:46,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-05-07 16:02:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:46,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:46,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:02:46,893 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:46,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:46,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342282385] [2024-05-07 16:02:46,893 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:46,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26042272] [2024-05-07 16:02:46,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26042272] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:46,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:46,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:46,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620593289] [2024-05-07 16:02:46,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:46,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:46,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:46,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:46,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:46,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:46,895 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:46,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:02:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:47,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:47,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:47,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:47,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:47,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:47,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:47,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2024-05-07 16:02:47,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:47,279 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:47,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:47,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1625312457, now seen corresponding path program 1 times [2024-05-07 16:02:47,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:47,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125590270] [2024-05-07 16:02:47,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:47,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:47,291 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:47,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [454761828] [2024-05-07 16:02:47,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:47,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:47,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:47,293 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:47,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-05-07 16:02:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:47,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:47,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:02:47,667 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:47,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:47,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125590270] [2024-05-07 16:02:47,668 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:47,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454761828] [2024-05-07 16:02:47,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [454761828] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:47,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:47,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:47,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543330721] [2024-05-07 16:02:47,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:47,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:47,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:47,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:47,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:47,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:47,669 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:47,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:47,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:47,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:47,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:47,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:47,952 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:47,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:47,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1392885341, now seen corresponding path program 1 times [2024-05-07 16:02:47,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:47,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429732311] [2024-05-07 16:02:47,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:47,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:47,966 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:47,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1557094248] [2024-05-07 16:02:47,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:47,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:47,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:47,967 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:47,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-05-07 16:02:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:48,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-07 16:02:48,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:48,288 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:48,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:48,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:02:48,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:48,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:02:49,169 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:49,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:02:49,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:02:49,254 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:49,282 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2700 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:02:49,394 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= 0 (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:02:49,421 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread2of7ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:02:49,430 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:02:49,442 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) is different from false [2024-05-07 16:02:49,722 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_2694 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2694) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_2694 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2694))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))))))) is different from false [2024-05-07 16:02:49,845 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_2694 (Array Int Int))) (= |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2694) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_2694 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2694))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:02:49,858 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_int| |c_~#seed~0.base|) |c_~#seed~0.offset|))) (and (or (forall ((v_DerPreprocessor_5 (Array Int Int)) (v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_5) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_2694 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2694) |c_~#seed~0.base|) |c_~#seed~0.offset|) .cse0))) (forall ((v_ArrVal_2694 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2694))) (let ((.cse3 (select .cse2 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_2700 (Array Int Int)) (|thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store .cse3 |c_~#seed~0.offset| |thr1Thread2of7ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_2700) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse3 |c_~#seed~0.offset|) .cse0)))))))) is different from false [2024-05-07 16:02:49,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2024-05-07 16:02:49,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:49,899 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:02:49,902 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:02:49,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:02:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 43 not checked. [2024-05-07 16:02:49,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:49,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429732311] [2024-05-07 16:02:49,971 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:49,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557094248] [2024-05-07 16:02:49,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557094248] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:49,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:49,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 28 [2024-05-07 16:02:49,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683750467] [2024-05-07 16:02:49,971 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:49,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-07 16:02:49,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:49,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-07 16:02:49,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=313, Unknown=10, NotChecked=344, Total=756 [2024-05-07 16:02:49,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:49,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:49,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.642857142857142) internal successors, (326), 28 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:49,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:50,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2024-05-07 16:02:50,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65 [2024-05-07 16:02:50,895 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:50,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:50,895 INFO L85 PathProgramCache]: Analyzing trace with hash 413020398, now seen corresponding path program 1 times [2024-05-07 16:02:50,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:50,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689075063] [2024-05-07 16:02:50,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:50,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:50,922 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:50,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1209269761] [2024-05-07 16:02:50,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:50,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:50,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:50,924 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:50,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-05-07 16:02:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:51,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:02:51,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:02:51,269 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:51,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:51,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689075063] [2024-05-07 16:02:51,270 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:51,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209269761] [2024-05-07 16:02:51,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1209269761] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:51,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:51,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:51,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084143169] [2024-05-07 16:02:51,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:51,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:51,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:51,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:51,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:51,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:51,271 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:51,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:51,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:51,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:51,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Ended with exit code 0 [2024-05-07 16:02:51,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2024-05-07 16:02:51,626 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:51,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:51,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1353593106, now seen corresponding path program 1 times [2024-05-07 16:02:51,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:51,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355053047] [2024-05-07 16:02:51,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:51,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:51,640 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:51,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1920334290] [2024-05-07 16:02:51,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:51,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:51,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:51,641 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:51,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-05-07 16:02:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:51,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:51,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:02:52,049 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:52,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:52,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355053047] [2024-05-07 16:02:52,049 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:52,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920334290] [2024-05-07 16:02:52,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1920334290] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:52,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:52,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:52,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734776007] [2024-05-07 16:02:52,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:52,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:52,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:52,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:52,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:52,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:52,050 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:52,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:52,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:52,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:52,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:52,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:52,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:52,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:52,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:52,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:52,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:52,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2024-05-07 16:02:52,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2024-05-07 16:02:52,499 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:52,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:52,500 INFO L85 PathProgramCache]: Analyzing trace with hash 567946394, now seen corresponding path program 1 times [2024-05-07 16:02:52,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:52,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164809674] [2024-05-07 16:02:52,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:52,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:52,517 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:52,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2034919324] [2024-05-07 16:02:52,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:52,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:52,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:52,518 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:52,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2024-05-07 16:02:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:52,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:52,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:53,016 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:02:53,016 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:53,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:53,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164809674] [2024-05-07 16:02:53,016 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:53,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034919324] [2024-05-07 16:02:53,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034919324] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:53,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:53,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:53,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941815403] [2024-05-07 16:02:53,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:53,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:53,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:53,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:53,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:53,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:53,018 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:53,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:53,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:53,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:53,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:53,148 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2024-05-07 16:02:53,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2024-05-07 16:02:53,349 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:53,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:53,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1488617356, now seen corresponding path program 1 times [2024-05-07 16:02:53,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:53,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890948033] [2024-05-07 16:02:53,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:53,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:53,366 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:53,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [209109897] [2024-05-07 16:02:53,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:53,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:53,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:53,385 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:53,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-05-07 16:02:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:53,746 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:02:53,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:53,777 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:53,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:02:54,597 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:02:54,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:02:54,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:02:54,914 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:02:54,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:02:55,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:02:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:02:55,022 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:02:55,175 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:02:55,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:02:55,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:02:55,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:02:55,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:02:55,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:02:55,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:02:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:02:55,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:55,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890948033] [2024-05-07 16:02:55,513 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:55,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209109897] [2024-05-07 16:02:55,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209109897] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:02:55,514 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:02:55,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:02:55,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105513765] [2024-05-07 16:02:55,514 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:02:55,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:02:55,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:55,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:02:55,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=554, Unknown=1, NotChecked=0, Total=650 [2024-05-07 16:02:55,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:55,516 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:55,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.346153846153847) internal successors, (425), 26 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:55,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:55,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:55,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:55,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:56,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:56,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Ended with exit code 0 [2024-05-07 16:02:56,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:56,408 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:56,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:56,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1690840419, now seen corresponding path program 1 times [2024-05-07 16:02:56,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:56,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667048738] [2024-05-07 16:02:56,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:56,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:56,429 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:56,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [716697550] [2024-05-07 16:02:56,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:56,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:56,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:56,454 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:56,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-05-07 16:02:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:56,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:02:56,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:56,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:02:56,875 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:02:56,875 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:56,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:56,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667048738] [2024-05-07 16:02:56,876 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:56,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716697550] [2024-05-07 16:02:56,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [716697550] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:56,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:56,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:56,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097732506] [2024-05-07 16:02:56,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:56,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:56,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:56,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:56,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:56,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:56,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:56,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:56,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:56,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:56,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:56,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:02:56,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:57,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:57,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:57,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:57,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Ended with exit code 0 [2024-05-07 16:02:57,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,54 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:57,366 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:57,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:57,366 INFO L85 PathProgramCache]: Analyzing trace with hash 747294752, now seen corresponding path program 1 times [2024-05-07 16:02:57,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:57,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139930599] [2024-05-07 16:02:57,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:57,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:57,383 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:57,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [490237916] [2024-05-07 16:02:57,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:57,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:57,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:57,384 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:57,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2024-05-07 16:02:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:57,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:02:57,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:57,871 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:02:57,872 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:57,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:57,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139930599] [2024-05-07 16:02:57,872 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:57,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490237916] [2024-05-07 16:02:57,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [490237916] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:57,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:57,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:02:57,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770410331] [2024-05-07 16:02:57,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:57,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:02:57,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:57,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:02:57,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:02:57,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:57,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:57,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:57,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:57,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:58,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:58,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2024-05-07 16:02:58,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,55 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:58,396 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:58,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:58,396 INFO L85 PathProgramCache]: Analyzing trace with hash 554417513, now seen corresponding path program 1 times [2024-05-07 16:02:58,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:58,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797708784] [2024-05-07 16:02:58,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:58,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:58,422 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:58,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [229137633] [2024-05-07 16:02:58,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:58,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:58,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:58,423 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:58,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2024-05-07 16:02:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:58,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:02:58,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:02:59,025 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:02:59,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:02:59,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797708784] [2024-05-07 16:02:59,026 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:02:59,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229137633] [2024-05-07 16:02:59,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229137633] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:02:59,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:02:59,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:02:59,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849662522] [2024-05-07 16:02:59,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:02:59,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:02:59,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:02:59,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:02:59,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:02:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:59,028 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:02:59,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:59,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:59,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:59,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:59,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:59,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:59,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:02:59,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:02:59,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Ended with exit code 0 [2024-05-07 16:02:59,380 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable72 [2024-05-07 16:02:59,380 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:02:59,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:02:59,380 INFO L85 PathProgramCache]: Analyzing trace with hash 413678083, now seen corresponding path program 1 times [2024-05-07 16:02:59,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:02:59,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518686532] [2024-05-07 16:02:59,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:59,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:02:59,402 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:02:59,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2040878031] [2024-05-07 16:02:59,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:02:59,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:02:59,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:02:59,403 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:02:59,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-05-07 16:02:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:02:59,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:02:59,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:02:59,835 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:02:59,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:00,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:01,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:01,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:03:01,374 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:01,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:03:01,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:01,480 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 78 proven. 34 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 16:03:01,480 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:01,513 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:03:01,647 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_DerPreprocessor_8 (Array Int Int)) (|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:03:01,677 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread4of7ForFork0_calculateNext_#res#1|)))) (store .cse0 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or (forall ((v_DerPreprocessor_8 (Array Int Int)) (|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:03:01,687 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_DerPreprocessor_8 (Array Int Int)) (|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:03:01,705 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int)) (|thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) (or (forall ((v_DerPreprocessor_8 (Array Int Int)) (|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:03:02,019 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3310 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3310))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int)) (|thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))))) (or (forall ((v_DerPreprocessor_8 (Array Int Int)) (|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_3310 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3310) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))) is different from false [2024-05-07 16:03:02,187 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_3310 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3310))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int)) (|thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread4of7ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_DerPreprocessor_8 (Array Int Int)) (|thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_3316 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_8) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3316) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_3310 (Array Int Int))) (= |c_thr1Thread4of7ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_3310) |c_~#seed~0.base|) |c_~#seed~0.offset|))))) is different from false [2024-05-07 16:03:02,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:03:02,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:02,201 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:03:02,204 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:03:02,204 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:03:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 70 not checked. [2024-05-07 16:03:02,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:02,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518686532] [2024-05-07 16:03:02,398 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:02,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040878031] [2024-05-07 16:03:02,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040878031] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:02,399 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:02,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:03:02,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428273475] [2024-05-07 16:03:02,399 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:02,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:03:02,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:02,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:03:02,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=312, Unknown=9, NotChecked=294, Total=702 [2024-05-07 16:03:02,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:02,401 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:02,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 20.703703703703702) internal successors, (559), 27 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:02,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:02,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:02,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:03,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:03,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,57 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:03,257 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:03,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:03,257 INFO L85 PathProgramCache]: Analyzing trace with hash -2031459538, now seen corresponding path program 1 times [2024-05-07 16:03:03,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:03,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562859880] [2024-05-07 16:03:03,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:03,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:03,277 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:03,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1971129523] [2024-05-07 16:03:03,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:03,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:03,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:03,279 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:03,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2024-05-07 16:03:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:03,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:03:03,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:03,769 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:03:03,769 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:03,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:03,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562859880] [2024-05-07 16:03:03,770 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:03,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971129523] [2024-05-07 16:03:03,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971129523] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:03,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:03,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:03,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509533685] [2024-05-07 16:03:03,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:03,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:03,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:03,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:03,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:03,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:03,772 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:03,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:03,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:03,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:04,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:04,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:04,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:04,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:04,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:04,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,068 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:04,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,58 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:04,261 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:04,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:04,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1651054833, now seen corresponding path program 1 times [2024-05-07 16:03:04,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:04,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413157377] [2024-05-07 16:03:04,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:04,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:04,282 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:04,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [501561384] [2024-05-07 16:03:04,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:04,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:04,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:04,284 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:04,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2024-05-07 16:03:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:04,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:04,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:03:04,830 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:04,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:04,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413157377] [2024-05-07 16:03:04,830 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:04,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501561384] [2024-05-07 16:03:04,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501561384] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:04,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:04,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:04,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711509846] [2024-05-07 16:03:04,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:04,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:04,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:04,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:04,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:04,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:04,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:04,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:04,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:04,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:04,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:04,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:05,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:05,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:05,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:05,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Ended with exit code 0 [2024-05-07 16:03:05,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75,59 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:05,491 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:05,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:05,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1485323585, now seen corresponding path program 1 times [2024-05-07 16:03:05,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:05,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383515382] [2024-05-07 16:03:05,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:05,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:05,515 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:05,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2116716794] [2024-05-07 16:03:05,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:05,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:05,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:05,516 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:05,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Waiting until timeout for monitored process [2024-05-07 16:03:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:05,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:05,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:06,197 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:03:06,197 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:06,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:06,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383515382] [2024-05-07 16:03:06,197 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:06,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116716794] [2024-05-07 16:03:06,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116716794] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:06,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:06,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:06,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2653793] [2024-05-07 16:03:06,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:06,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:06,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:06,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:06,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:06,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:06,199 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:06,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:06,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:06,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:06,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:06,398 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Ended with exit code 0 [2024-05-07 16:03:06,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable76 [2024-05-07 16:03:06,592 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:06,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:06,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1642735845, now seen corresponding path program 1 times [2024-05-07 16:03:06,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:06,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180578968] [2024-05-07 16:03:06,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:06,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:06,614 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:06,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [155935073] [2024-05-07 16:03:06,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:06,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:06,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:06,616 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:06,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Waiting until timeout for monitored process [2024-05-07 16:03:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:07,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-07 16:03:07,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:07,077 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:07,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:08,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:08,371 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:03:08,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:03:08,652 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:08,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:03:08,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 93 proven. 40 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:03:08,739 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:08,895 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:03:08,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:03:08,914 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:03:08,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:03:08,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:03:08,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:08,932 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:03:08,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:03:08,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:03:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:03:09,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:09,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180578968] [2024-05-07 16:03:09,283 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:09,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155935073] [2024-05-07 16:03:09,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155935073] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:09,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:09,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:03:09,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452168117] [2024-05-07 16:03:09,283 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:09,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:03:09,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:09,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:03:09,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=554, Unknown=1, NotChecked=0, Total=650 [2024-05-07 16:03:09,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:09,285 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:09,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 25.423076923076923) internal successors, (661), 26 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:09,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:09,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:09,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:09,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:09,953 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Ended with exit code 0 [2024-05-07 16:03:10,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77,61 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:10,146 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:10,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:10,147 INFO L85 PathProgramCache]: Analyzing trace with hash 502286390, now seen corresponding path program 1 times [2024-05-07 16:03:10,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:10,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556746462] [2024-05-07 16:03:10,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:10,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:10,199 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:10,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2042629935] [2024-05-07 16:03:10,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:10,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:10,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:10,201 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:10,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-05-07 16:03:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:10,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:03:10,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:10,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:03:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:03:10,651 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:10,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:10,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556746462] [2024-05-07 16:03:10,651 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:10,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042629935] [2024-05-07 16:03:10,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042629935] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:10,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:10,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:10,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672536640] [2024-05-07 16:03:10,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:10,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:10,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:10,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:10,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:10,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:10,653 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:10,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:10,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:10,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:10,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Ended with exit code 0 [2024-05-07 16:03:11,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78,62 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:11,161 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:11,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:11,161 INFO L85 PathProgramCache]: Analyzing trace with hash 320433192, now seen corresponding path program 1 times [2024-05-07 16:03:11,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:11,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487202972] [2024-05-07 16:03:11,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:11,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:11,180 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:11,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1323053808] [2024-05-07 16:03:11,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:11,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:11,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:11,181 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:11,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-05-07 16:03:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:11,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:11,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:03:11,695 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:11,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:11,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487202972] [2024-05-07 16:03:11,695 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:11,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1323053808] [2024-05-07 16:03:11,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1323053808] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:11,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:11,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:11,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167667368] [2024-05-07 16:03:11,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:11,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:11,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:11,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:11,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:11,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:11,696 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:11,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:11,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:11,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:11,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Ended with exit code 0 [2024-05-07 16:03:12,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-05-07 16:03:12,123 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-07 16:03:12,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:12,123 INFO L85 PathProgramCache]: Analyzing trace with hash 58233402, now seen corresponding path program 1 times [2024-05-07 16:03:12,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:12,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347843847] [2024-05-07 16:03:12,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:12,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:12,144 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:12,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2066156900] [2024-05-07 16:03:12,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:12,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:12,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:12,147 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:12,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-05-07 16:03:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:03:12,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:03:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:03:13,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:03:13,142 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 25 remaining) [2024-05-07 16:03:13,142 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 25 remaining) [2024-05-07 16:03:13,143 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 25 remaining) [2024-05-07 16:03:13,153 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Ended with exit code 0 [2024-05-07 16:03:13,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,64 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:13,345 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:03:13,345 WARN L233 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:03:13,346 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2024-05-07 16:03:13,400 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:03:13,404 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:03:13,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:03:13,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:13,405 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:03:13,408 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:03:13,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:13,408 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:03:13,408 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:03:13,408 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2024-05-07 16:03:13,410 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:13,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:13,410 INFO L85 PathProgramCache]: Analyzing trace with hash -781570426, now seen corresponding path program 1 times [2024-05-07 16:03:13,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:13,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427535809] [2024-05-07 16:03:13,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:13,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:13,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (65)] Waiting until timeout for monitored process [2024-05-07 16:03:13,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:13,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:13,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427535809] [2024-05-07 16:03:13,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427535809] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:13,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:13,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:03:13,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75127831] [2024-05-07 16:03:13,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:13,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:03:13,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:13,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:03:13,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:03:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:13,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:13,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:13,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:13,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:13,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-05-07 16:03:13,526 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:13,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:13,526 INFO L85 PathProgramCache]: Analyzing trace with hash 440239687, now seen corresponding path program 1 times [2024-05-07 16:03:13,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:13,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260498784] [2024-05-07 16:03:13,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:13,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:13,553 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:13,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260498784] [2024-05-07 16:03:13,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260498784] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:13,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:13,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:03:13,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719371196] [2024-05-07 16:03:13,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:13,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:03:13,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:13,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:03:13,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:03:13,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:13,554 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:13,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:13,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:13,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:13,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:13,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:13,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-05-07 16:03:13,573 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:13,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:13,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1070216095, now seen corresponding path program 1 times [2024-05-07 16:03:13,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:13,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183915708] [2024-05-07 16:03:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:13,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:13,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:13,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183915708] [2024-05-07 16:03:13,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183915708] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:03:13,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891412137] [2024-05-07 16:03:13,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:13,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:13,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:13,700 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:13,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2024-05-07 16:03:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:14,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:03:14,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:14,058 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:14,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:14,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:14,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:14,227 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:14,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:14,249 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4175 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4175) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:03:14,267 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:03:14,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:03:14,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:03:14,321 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:03:14,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891412137] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:14,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:03:14,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:03:14,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358323625] [2024-05-07 16:03:14,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:14,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:03:14,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:14,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:03:14,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:03:14,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:14,322 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:14,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:14,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:14,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:14,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:14,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable83 [2024-05-07 16:03:14,740 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:14,741 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:14,741 INFO L85 PathProgramCache]: Analyzing trace with hash -148022685, now seen corresponding path program 1 times [2024-05-07 16:03:14,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:14,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718310554] [2024-05-07 16:03:14,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:14,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:14,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:03:14,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:14,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718310554] [2024-05-07 16:03:14,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718310554] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:14,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:14,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:14,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118350011] [2024-05-07 16:03:14,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:14,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:14,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:14,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:14,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:14,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:14,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:14,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:14,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:14,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:14,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:14,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:14,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:14,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-05-07 16:03:14,822 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:14,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:14,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1648917518, now seen corresponding path program 1 times [2024-05-07 16:03:14,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:14,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865513072] [2024-05-07 16:03:14,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:14,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:14,881 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:03:14,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:14,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865513072] [2024-05-07 16:03:14,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865513072] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:14,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:14,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:14,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868081728] [2024-05-07 16:03:14,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:14,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:14,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:14,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:14,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:14,883 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:14,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:14,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:14,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:14,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:03:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:14,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-05-07 16:03:14,999 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:14,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:14,999 INFO L85 PathProgramCache]: Analyzing trace with hash -841724410, now seen corresponding path program 1 times [2024-05-07 16:03:14,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:14,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040790560] [2024-05-07 16:03:14,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:15,011 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:15,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [293505558] [2024-05-07 16:03:15,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:15,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:15,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:15,012 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:15,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-05-07 16:03:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:15,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:15,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:03:15,461 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:15,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:15,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040790560] [2024-05-07 16:03:15,462 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:15,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293505558] [2024-05-07 16:03:15,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293505558] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:15,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:15,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:15,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680473327] [2024-05-07 16:03:15,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:15,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:15,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:15,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:15,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:15,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:15,463 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:15,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:15,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:15,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:15,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:03:15,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:15,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:15,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:15,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:15,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Ended with exit code 0 [2024-05-07 16:03:15,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86,67 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:15,821 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:15,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:15,821 INFO L85 PathProgramCache]: Analyzing trace with hash -465797951, now seen corresponding path program 1 times [2024-05-07 16:03:15,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:15,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012977475] [2024-05-07 16:03:15,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:15,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:15,833 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:15,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1835990524] [2024-05-07 16:03:15,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:15,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:15,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:15,835 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:15,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2024-05-07 16:03:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:16,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:16,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:16,324 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:03:16,324 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:16,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:16,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012977475] [2024-05-07 16:03:16,325 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:16,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835990524] [2024-05-07 16:03:16,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1835990524] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:16,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:16,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:16,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747211022] [2024-05-07 16:03:16,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:16,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:16,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:16,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:16,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:16,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:16,326 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:16,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:16,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:16,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Ended with exit code 0 [2024-05-07 16:03:16,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 68 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87 [2024-05-07 16:03:16,595 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:16,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:16,595 INFO L85 PathProgramCache]: Analyzing trace with hash 2118417691, now seen corresponding path program 1 times [2024-05-07 16:03:16,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:16,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212227093] [2024-05-07 16:03:16,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:16,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:16,608 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:16,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [333362601] [2024-05-07 16:03:16,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:16,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:16,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:16,609 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:16,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-05-07 16:03:16,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:16,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:03:16,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:17,022 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:17,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:17,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:17,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:17,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:03:17,868 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:17,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:03:17,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:17,955 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:03:17,955 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:18,113 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (forall ((v_ArrVal_4351 (Array Int Int)) (|thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_9 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4351) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_4351 (Array Int Int)) (|thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4351) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:03:18,509 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_4346 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4346))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_4351 (Array Int Int)) (|thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of8ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread2of8ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread2of8ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4351) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_ArrVal_4346 (Array Int Int))) (= |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4346) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_ArrVal_4351 (Array Int Int)) (|thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_9 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4351) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:03:18,614 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_4346 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4346))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((v_ArrVal_4351 (Array Int Int)) (|thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of8ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread2of8ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread2of8ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4351) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))))))) (or (forall ((v_ArrVal_4346 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4346) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((v_ArrVal_4351 (Array Int Int)) (|thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_9 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_9) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4351) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:03:18,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2024-05-07 16:03:18,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:18,623 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:03:18,626 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:03:18,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:03:18,706 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 22 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 12 not checked. [2024-05-07 16:03:18,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:18,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212227093] [2024-05-07 16:03:18,706 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:18,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [333362601] [2024-05-07 16:03:18,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [333362601] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:18,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:18,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:03:18,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468187471] [2024-05-07 16:03:18,707 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:18,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:03:18,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:18,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:03:18,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=445, Unknown=16, NotChecked=138, Total=702 [2024-05-07 16:03:18,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:18,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:18,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 11.962962962962964) internal successors, (323), 27 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:18,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:19,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:19,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:19,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Ended with exit code 0 [2024-05-07 16:03:19,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable88 [2024-05-07 16:03:19,495 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:19,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:19,496 INFO L85 PathProgramCache]: Analyzing trace with hash -955752236, now seen corresponding path program 1 times [2024-05-07 16:03:19,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:19,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648109612] [2024-05-07 16:03:19,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:19,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:19,509 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:19,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [88359041] [2024-05-07 16:03:19,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:19,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:19,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:19,511 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:19,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2024-05-07 16:03:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:19,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:03:19,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:03:19,948 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:19,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:19,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648109612] [2024-05-07 16:03:19,950 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:19,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88359041] [2024-05-07 16:03:19,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88359041] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:19,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:19,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:19,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978936466] [2024-05-07 16:03:19,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:19,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:19,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:19,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:19,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:19,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:19,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:19,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:19,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:20,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:20,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Ended with exit code 0 [2024-05-07 16:03:20,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable89 [2024-05-07 16:03:20,304 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:20,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:20,304 INFO L85 PathProgramCache]: Analyzing trace with hash -325999774, now seen corresponding path program 1 times [2024-05-07 16:03:20,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:20,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555542725] [2024-05-07 16:03:20,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:20,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:20,321 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:20,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1653862557] [2024-05-07 16:03:20,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:20,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:20,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:20,323 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:20,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2024-05-07 16:03:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:20,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:20,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:20,883 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:03:20,883 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:20,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:20,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555542725] [2024-05-07 16:03:20,884 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:20,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653862557] [2024-05-07 16:03:20,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653862557] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:20,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:20,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:20,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668475071] [2024-05-07 16:03:20,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:20,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:20,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:20,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:20,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:20,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:20,885 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:20,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:20,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:21,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:21,137 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Ended with exit code 0 [2024-05-07 16:03:21,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,71 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:21,330 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:21,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:21,330 INFO L85 PathProgramCache]: Analyzing trace with hash -49612314, now seen corresponding path program 1 times [2024-05-07 16:03:21,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:21,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885853263] [2024-05-07 16:03:21,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:21,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:21,345 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:21,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [309209840] [2024-05-07 16:03:21,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:21,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:21,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:21,347 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:21,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2024-05-07 16:03:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:21,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:21,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:03:21,940 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:21,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:21,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885853263] [2024-05-07 16:03:21,940 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:21,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309209840] [2024-05-07 16:03:21,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309209840] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:21,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:21,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:21,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524821948] [2024-05-07 16:03:21,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:21,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:21,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:21,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:21,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:21,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:21,941 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:21,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:21,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:21,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:21,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:21,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:21,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:21,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:22,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:22,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:22,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Ended with exit code 0 [2024-05-07 16:03:22,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91,72 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:22,252 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:22,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:22,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1172113024, now seen corresponding path program 1 times [2024-05-07 16:03:22,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:22,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265219647] [2024-05-07 16:03:22,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:22,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:22,268 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:22,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1497242281] [2024-05-07 16:03:22,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:22,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:22,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:22,269 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:22,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Waiting until timeout for monitored process [2024-05-07 16:03:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:22,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:03:22,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:22,724 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:22,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:23,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:23,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:23,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:03:23,836 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:23,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:03:23,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-07 16:03:23,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:24,048 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_10 (Array Int Int)) (v_ArrVal_4615 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_10) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4615) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_4615 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4615) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:03:24,414 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_10 (Array Int Int)) (v_ArrVal_4615 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_10) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4615) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_4610 (Array Int Int))) (= |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4610) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_4610 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4610))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_4615 (Array Int Int)) (|thr1Thread3of8ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of8ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4615) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of8ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:03:24,522 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_4610 (Array Int Int))) (= |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4610) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_10 (Array Int Int)) (v_ArrVal_4615 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_10) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4615) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_4610 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4610))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_4615 (Array Int Int)) (|thr1Thread3of8ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of8ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4615) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of8ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:03:24,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:03:24,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:24,532 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:03:24,536 INFO L349 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2024-05-07 16:03:24,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 142 treesize of output 1 [2024-05-07 16:03:24,681 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 33 proven. 24 refuted. 0 times theorem prover too weak. 33 trivial. 16 not checked. [2024-05-07 16:03:24,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:24,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265219647] [2024-05-07 16:03:24,681 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:24,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497242281] [2024-05-07 16:03:24,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497242281] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:24,681 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:24,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:03:24,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431090958] [2024-05-07 16:03:24,681 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:24,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:03:24,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:24,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:03:24,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=443, Unknown=18, NotChecked=138, Total=702 [2024-05-07 16:03:24,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:24,683 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:24,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.333333333333332) internal successors, (441), 27 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:24,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:24,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:25,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:25,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:25,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:25,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:25,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 73 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable92 [2024-05-07 16:03:25,485 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:25,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:25,486 INFO L85 PathProgramCache]: Analyzing trace with hash 346851567, now seen corresponding path program 1 times [2024-05-07 16:03:25,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:25,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528269197] [2024-05-07 16:03:25,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:25,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:25,501 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:25,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [442526556] [2024-05-07 16:03:25,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:25,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:25,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:25,503 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:25,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Waiting until timeout for monitored process [2024-05-07 16:03:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:25,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:03:25,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:25,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:03:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:03:25,984 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:25,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:25,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528269197] [2024-05-07 16:03:25,984 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:25,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442526556] [2024-05-07 16:03:25,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442526556] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:25,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:25,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:25,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610792783] [2024-05-07 16:03:25,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:25,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:25,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:25,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:25,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:25,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:25,986 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:25,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:25,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:26,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:26,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:26,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:26,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:26,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:26,220 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:26,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,74 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:26,414 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:26,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:26,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1140151212, now seen corresponding path program 1 times [2024-05-07 16:03:26,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:26,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634108814] [2024-05-07 16:03:26,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:26,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:26,436 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:26,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [967481487] [2024-05-07 16:03:26,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:26,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:26,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:26,438 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:26,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Waiting until timeout for monitored process [2024-05-07 16:03:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:26,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:26,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:27,032 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:03:27,033 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:27,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:27,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634108814] [2024-05-07 16:03:27,033 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:27,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967481487] [2024-05-07 16:03:27,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967481487] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:27,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:27,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:27,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157635368] [2024-05-07 16:03:27,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:27,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:27,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:27,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:27,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:27,035 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:27,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:27,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:27,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:27,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:27,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:27,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:27,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:27,344 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Ended with exit code 0 [2024-05-07 16:03:27,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,75 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:27,544 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:27,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:27,544 INFO L85 PathProgramCache]: Analyzing trace with hash -922881112, now seen corresponding path program 1 times [2024-05-07 16:03:27,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:27,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468286465] [2024-05-07 16:03:27,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:27,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:27,563 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:27,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [664863075] [2024-05-07 16:03:27,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:27,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:27,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:27,565 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:27,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Waiting until timeout for monitored process [2024-05-07 16:03:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:28,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:28,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:28,197 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:03:28,198 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:28,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:28,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468286465] [2024-05-07 16:03:28,198 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:28,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664863075] [2024-05-07 16:03:28,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664863075] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:28,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:28,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:28,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090817447] [2024-05-07 16:03:28,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:28,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:28,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:28,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:28,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:28,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:28,199 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:28,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:28,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:28,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:28,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:28,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:28,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:28,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:28,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Ended with exit code 0 [2024-05-07 16:03:28,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 76 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable95 [2024-05-07 16:03:28,540 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:28,540 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:28,540 INFO L85 PathProgramCache]: Analyzing trace with hash -2104813054, now seen corresponding path program 1 times [2024-05-07 16:03:28,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:28,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022903190] [2024-05-07 16:03:28,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:28,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:28,558 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:28,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1196444394] [2024-05-07 16:03:28,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:28,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:28,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:28,559 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:28,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Waiting until timeout for monitored process [2024-05-07 16:03:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:29,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:03:29,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:29,059 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:29,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:30,077 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:03:30,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:03:30,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:30,395 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:30,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:03:30,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:30,486 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:03:30,487 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:30,519 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4965 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_4965) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:03:30,619 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:03:30,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:03:30,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:03:30,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:03:30,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:03:30,713 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:30,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:03:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 20 not checked. [2024-05-07 16:03:31,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:31,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022903190] [2024-05-07 16:03:31,016 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:31,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1196444394] [2024-05-07 16:03:31,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1196444394] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:31,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:31,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:03:31,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261926592] [2024-05-07 16:03:31,017 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:31,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:03:31,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:31,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:03:31,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:03:31,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:31,018 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:31,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:31,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:31,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:31,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:31,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:31,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:31,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:31,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:31,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:31,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:31,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:03:31,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Ended with exit code 0 [2024-05-07 16:03:32,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96,77 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:32,014 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:32,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:32,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1044588941, now seen corresponding path program 1 times [2024-05-07 16:03:32,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:32,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187896250] [2024-05-07 16:03:32,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:32,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:32,032 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:32,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1130775645] [2024-05-07 16:03:32,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:32,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:32,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:32,034 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:32,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2024-05-07 16:03:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:32,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:03:32,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:03:32,542 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:32,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:32,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187896250] [2024-05-07 16:03:32,542 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:32,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130775645] [2024-05-07 16:03:32,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130775645] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:32,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:32,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:32,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008896081] [2024-05-07 16:03:32,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:32,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:32,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:32,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:32,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:32,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:32,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:32,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:32,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:32,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:32,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:32,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:03:32,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:32,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:32,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:32,816 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Ended with exit code 0 [2024-05-07 16:03:33,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 78 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable97 [2024-05-07 16:03:33,009 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:33,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:33,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1718813703, now seen corresponding path program 1 times [2024-05-07 16:03:33,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:33,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213291483] [2024-05-07 16:03:33,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:33,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:33,030 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:33,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1641597773] [2024-05-07 16:03:33,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:33,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:33,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:33,031 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:33,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2024-05-07 16:03:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:33,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:33,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:33,606 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:03:33,606 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:33,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:33,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213291483] [2024-05-07 16:03:33,606 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:33,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641597773] [2024-05-07 16:03:33,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641597773] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:33,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:33,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:33,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423241730] [2024-05-07 16:03:33,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:33,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:33,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:33,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:33,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:33,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:33,608 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:33,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:33,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:33,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:33,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2024-05-07 16:03:34,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 79 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable98 [2024-05-07 16:03:34,176 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:34,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:34,177 INFO L85 PathProgramCache]: Analyzing trace with hash 295748833, now seen corresponding path program 1 times [2024-05-07 16:03:34,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:34,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112684993] [2024-05-07 16:03:34,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:34,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:34,196 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:34,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1939586840] [2024-05-07 16:03:34,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:34,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:34,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:34,198 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:34,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Waiting until timeout for monitored process [2024-05-07 16:03:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:34,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:34,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:03:34,956 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:34,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:34,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112684993] [2024-05-07 16:03:34,957 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:34,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939586840] [2024-05-07 16:03:34,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1939586840] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:34,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:34,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:34,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36066441] [2024-05-07 16:03:34,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:34,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:34,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:34,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:34,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:34,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:34,958 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:34,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:35,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:35,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:35,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (80)] Ended with exit code 0 [2024-05-07 16:03:35,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 80 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable99 [2024-05-07 16:03:35,341 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:35,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:35,341 INFO L85 PathProgramCache]: Analyzing trace with hash -870589061, now seen corresponding path program 1 times [2024-05-07 16:03:35,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:35,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689997080] [2024-05-07 16:03:35,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:35,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:35,361 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:35,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [533075561] [2024-05-07 16:03:35,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:35,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:35,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:35,363 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:35,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Waiting until timeout for monitored process [2024-05-07 16:03:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:35,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:03:35,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:35,902 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:35,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:36,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:37,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:37,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:03:37,486 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:37,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:03:37,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:37,578 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 99 proven. 40 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-05-07 16:03:37,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:37,728 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_13) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:03:37,759 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int))) (not (= 0 (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread5of8ForFork0_calculateNext_#res#1|)))) (store .cse0 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (not .cse2)) (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_13) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:03:37,769 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int))) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse0 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_13) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:03:37,781 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse0 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not .cse2)) (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_13) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:03:38,088 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_5400 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5400))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))))) (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_13) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_5400 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5400) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))) is different from false [2024-05-07 16:03:38,206 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int)) (v_DerPreprocessor_13 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_13) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_5400 (Array Int Int))) (= |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5400) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_5400 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5400))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_5405 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of8ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5405) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread5of8ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:03:38,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:03:38,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:38,239 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:03:38,245 INFO L349 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2024-05-07 16:03:38,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 294 treesize of output 1 [2024-05-07 16:03:38,509 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 65 not checked. [2024-05-07 16:03:38,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:38,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689997080] [2024-05-07 16:03:38,510 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:38,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [533075561] [2024-05-07 16:03:38,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [533075561] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:38,510 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:38,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:03:38,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722775787] [2024-05-07 16:03:38,510 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:38,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:03:38,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:38,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:03:38,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=342, Unknown=12, NotChecked=258, Total=702 [2024-05-07 16:03:38,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:38,512 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:38,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 25.074074074074073) internal successors, (677), 27 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:38,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:38,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:38,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:38,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:38,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:39,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:39,268 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Ended with exit code 0 [2024-05-07 16:03:39,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 81 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2024-05-07 16:03:39,459 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:39,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:39,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1086711916, now seen corresponding path program 1 times [2024-05-07 16:03:39,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:39,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552488788] [2024-05-07 16:03:39,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:39,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:39,481 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:39,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2046124899] [2024-05-07 16:03:39,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:39,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:39,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:39,482 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:39,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Waiting until timeout for monitored process [2024-05-07 16:03:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:40,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:03:40,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:40,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:03:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:03:40,104 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:40,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:40,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552488788] [2024-05-07 16:03:40,105 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:40,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2046124899] [2024-05-07 16:03:40,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2046124899] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:40,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:40,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:40,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189438080] [2024-05-07 16:03:40,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:40,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:40,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:40,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:40,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:40,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:40,106 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:40,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:40,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:40,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:40,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:40,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:40,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:40,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:40,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:40,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Ended with exit code 0 [2024-05-07 16:03:40,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 82 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2024-05-07 16:03:40,608 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:40,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:40,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1749975583, now seen corresponding path program 1 times [2024-05-07 16:03:40,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:40,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968305335] [2024-05-07 16:03:40,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:40,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:40,633 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:40,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1527695911] [2024-05-07 16:03:40,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:40,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:40,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:40,635 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:40,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Waiting until timeout for monitored process [2024-05-07 16:03:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:41,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:41,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:03:41,263 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:41,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:41,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968305335] [2024-05-07 16:03:41,263 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:41,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527695911] [2024-05-07 16:03:41,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527695911] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:41,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:41,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:41,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293587045] [2024-05-07 16:03:41,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:41,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:41,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:41,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:41,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:41,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:41,265 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:41,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:41,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Ended with exit code 0 [2024-05-07 16:03:41,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 83 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2024-05-07 16:03:41,975 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:41,975 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:41,975 INFO L85 PathProgramCache]: Analyzing trace with hash -2114622969, now seen corresponding path program 1 times [2024-05-07 16:03:41,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:41,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148354313] [2024-05-07 16:03:41,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:41,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:41,997 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:41,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2073894281] [2024-05-07 16:03:41,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:41,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:41,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:41,998 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:41,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Waiting until timeout for monitored process [2024-05-07 16:03:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:42,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:42,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:42,799 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:03:42,800 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:42,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:42,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148354313] [2024-05-07 16:03:42,800 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:42,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073894281] [2024-05-07 16:03:42,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073894281] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:42,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:42,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:42,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959360535] [2024-05-07 16:03:42,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:42,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:42,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:42,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:42,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:42,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:42,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:42,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:42,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:43,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:43,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:43,037 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Ended with exit code 0 [2024-05-07 16:03:43,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 84 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2024-05-07 16:03:43,231 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:43,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:43,231 INFO L85 PathProgramCache]: Analyzing trace with hash 2011822177, now seen corresponding path program 1 times [2024-05-07 16:03:43,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:43,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105909264] [2024-05-07 16:03:43,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:43,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:43,252 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:43,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [241383790] [2024-05-07 16:03:43,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:43,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:43,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:43,254 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:43,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Waiting until timeout for monitored process [2024-05-07 16:03:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:43,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:03:43,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:43,814 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:43,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:45,133 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:03:45,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:03:45,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:45,380 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:03:45,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:03:45,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 114 proven. 46 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:03:45,460 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:45,488 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5933 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_5933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:03:45,578 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:03:45,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:03:45,598 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:03:45,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:03:45,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:03:45,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:03:45,615 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:03:45,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:03:45,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:03:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 28 not checked. [2024-05-07 16:03:46,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:46,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105909264] [2024-05-07 16:03:46,025 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:46,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241383790] [2024-05-07 16:03:46,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241383790] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:46,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:46,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:03:46,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11759239] [2024-05-07 16:03:46,025 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:46,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:03:46,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:46,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:03:46,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:03:46,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:46,027 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:46,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 29.96153846153846) internal successors, (779), 26 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:46,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:46,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:46,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:46,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:46,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:46,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Ended with exit code 0 [2024-05-07 16:03:47,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,85 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:47,159 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:47,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:47,160 INFO L85 PathProgramCache]: Analyzing trace with hash -327025970, now seen corresponding path program 1 times [2024-05-07 16:03:47,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:47,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117421778] [2024-05-07 16:03:47,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:47,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:47,186 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:47,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1252589352] [2024-05-07 16:03:47,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:47,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:47,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:47,187 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:47,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-05-07 16:03:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:47,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:03:47,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:03:47,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:47,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:47,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117421778] [2024-05-07 16:03:47,782 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:47,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252589352] [2024-05-07 16:03:47,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1252589352] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:47,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:47,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:47,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205958452] [2024-05-07 16:03:47,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:47,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:47,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:47,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:47,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:47,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:47,783 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:47,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:47,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:47,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:47,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:47,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:03:47,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:48,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:48,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:48,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Ended with exit code 0 [2024-05-07 16:03:48,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 86 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2024-05-07 16:03:48,363 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:48,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:48,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1389228332, now seen corresponding path program 1 times [2024-05-07 16:03:48,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:48,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011960449] [2024-05-07 16:03:48,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:48,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:48,387 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:48,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1531449536] [2024-05-07 16:03:48,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:48,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:48,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:48,388 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:48,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Waiting until timeout for monitored process [2024-05-07 16:03:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:48,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:48,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:49,050 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:03:49,050 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:49,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:49,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011960449] [2024-05-07 16:03:49,050 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:49,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531449536] [2024-05-07 16:03:49,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531449536] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:49,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:49,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:49,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544877509] [2024-05-07 16:03:49,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:49,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:49,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:49,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:49,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:49,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:49,051 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:49,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:49,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:49,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:49,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:03:49,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:49,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:49,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Ended with exit code 0 [2024-05-07 16:03:49,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 87 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106 [2024-05-07 16:03:49,569 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 24 more)] === [2024-05-07 16:03:49,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:49,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1621960657, now seen corresponding path program 1 times [2024-05-07 16:03:49,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:49,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017309750] [2024-05-07 16:03:49,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:49,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:49,593 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:49,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [459678299] [2024-05-07 16:03:49,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:49,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:49,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:49,594 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:49,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Waiting until timeout for monitored process [2024-05-07 16:03:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:03:50,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:03:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:03:50,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:03:50,954 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 28 remaining) [2024-05-07 16:03:50,954 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 28 remaining) [2024-05-07 16:03:50,955 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 28 remaining) [2024-05-07 16:03:50,956 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 28 remaining) [2024-05-07 16:03:50,956 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 28 remaining) [2024-05-07 16:03:50,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:51,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 88 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable107 [2024-05-07 16:03:51,168 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:03:51,168 WARN L233 ceAbstractionStarter]: 8 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:03:51,168 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 9 thread instances. [2024-05-07 16:03:51,218 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:03:51,222 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:03:51,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:03:51,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:51,223 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:03:51,226 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:03:51,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:51,226 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:03:51,227 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:03:51,227 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2024-05-07 16:03:51,229 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:51,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:51,229 INFO L85 PathProgramCache]: Analyzing trace with hash 413560353, now seen corresponding path program 1 times [2024-05-07 16:03:51,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:51,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533847721] [2024-05-07 16:03:51,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:51,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:51,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (89)] Waiting until timeout for monitored process [2024-05-07 16:03:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:51,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:51,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533847721] [2024-05-07 16:03:51,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533847721] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:51,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:51,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:03:51,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398579244] [2024-05-07 16:03:51,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:51,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:03:51,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:51,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:03:51,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:03:51,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:51,266 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:51,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:51,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:51,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:51,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-05-07 16:03:51,317 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:51,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:51,317 INFO L85 PathProgramCache]: Analyzing trace with hash 426682174, now seen corresponding path program 1 times [2024-05-07 16:03:51,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:51,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487500877] [2024-05-07 16:03:51,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:51,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:51,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:51,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487500877] [2024-05-07 16:03:51,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487500877] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:51,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:51,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:03:51,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489460732] [2024-05-07 16:03:51,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:51,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:03:51,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:51,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:03:51,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:03:51,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:51,346 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:51,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:51,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:51,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:51,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:51,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-05-07 16:03:51,365 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:51,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:51,365 INFO L85 PathProgramCache]: Analyzing trace with hash 584748312, now seen corresponding path program 1 times [2024-05-07 16:03:51,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:51,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928996501] [2024-05-07 16:03:51,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:51,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:51,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:51,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928996501] [2024-05-07 16:03:51,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928996501] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:03:51,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066776880] [2024-05-07 16:03:51,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:51,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:51,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:51,510 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:51,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Waiting until timeout for monitored process [2024-05-07 16:03:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:51,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:03:51,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:51,984 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:03:51,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:03:52,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:03:52,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:03:52,171 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:52,192 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6418 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6418) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:03:52,211 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:03:52,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:03:52,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:03:52,266 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:03:52,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066776880] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:52,266 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:03:52,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:03:52,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378541289] [2024-05-07 16:03:52,267 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:52,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:03:52,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:52,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:03:52,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:03:52,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:52,268 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:52,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:52,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:52,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:52,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:52,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:52,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:52,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 90 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable110 [2024-05-07 16:03:52,704 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:52,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:52,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1564883348, now seen corresponding path program 1 times [2024-05-07 16:03:52,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:52,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212122562] [2024-05-07 16:03:52,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:52,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:52,748 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:03:52,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:52,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212122562] [2024-05-07 16:03:52,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212122562] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:52,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:52,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:52,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128507357] [2024-05-07 16:03:52,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:52,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:52,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:52,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:52,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:52,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:52,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:52,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:52,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:52,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:52,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:52,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-05-07 16:03:52,791 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:52,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:52,791 INFO L85 PathProgramCache]: Analyzing trace with hash 684042999, now seen corresponding path program 1 times [2024-05-07 16:03:52,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:52,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535524301] [2024-05-07 16:03:52,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:52,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:03:52,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:52,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535524301] [2024-05-07 16:03:52,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535524301] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:52,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:52,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:52,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119308804] [2024-05-07 16:03:52,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:52,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:52,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:52,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:52,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:52,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:52,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:52,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:52,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:52,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:03:52,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:52,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:53,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:53,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:53,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:03:53,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:53,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:53,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-05-07 16:03:53,041 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:53,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:53,041 INFO L85 PathProgramCache]: Analyzing trace with hash -964638816, now seen corresponding path program 1 times [2024-05-07 16:03:53,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:53,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020292499] [2024-05-07 16:03:53,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:53,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:53,054 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:53,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1246131700] [2024-05-07 16:03:53,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:53,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:53,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:53,055 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:53,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Waiting until timeout for monitored process [2024-05-07 16:03:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:53,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:53,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:03:53,619 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:53,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:53,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020292499] [2024-05-07 16:03:53,619 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:53,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246131700] [2024-05-07 16:03:53,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246131700] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:53,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:53,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:53,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502741216] [2024-05-07 16:03:53,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:53,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:53,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:53,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:53,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:53,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:53,620 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:53,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:03:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:53,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:53,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:53,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Forceful destruction successful, exit code 0 [2024-05-07 16:03:53,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 91 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable113 [2024-05-07 16:03:53,980 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:53,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:53,981 INFO L85 PathProgramCache]: Analyzing trace with hash -287100867, now seen corresponding path program 1 times [2024-05-07 16:03:53,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:53,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945086693] [2024-05-07 16:03:53,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:53,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:53,995 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:53,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1349410724] [2024-05-07 16:03:53,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:53,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:53,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:53,997 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:53,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Waiting until timeout for monitored process [2024-05-07 16:03:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:54,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:03:54,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:03:54,586 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:54,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:54,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945086693] [2024-05-07 16:03:54,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:54,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349410724] [2024-05-07 16:03:54,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349410724] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:54,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:54,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:03:54,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902730942] [2024-05-07 16:03:54,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:54,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:03:54,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:54,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:03:54,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:03:54,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:54,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:54,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:54,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:54,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:54,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:54,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Ended with exit code 0 [2024-05-07 16:03:54,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 92 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2024-05-07 16:03:54,857 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:54,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:54,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1661153513, now seen corresponding path program 1 times [2024-05-07 16:03:54,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:54,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761818680] [2024-05-07 16:03:54,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:54,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:54,872 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:54,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1357706135] [2024-05-07 16:03:54,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:54,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:54,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:54,873 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:54,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Waiting until timeout for monitored process [2024-05-07 16:03:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:55,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:03:55,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:55,408 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-05-07 16:03:55,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-05-07 16:03:55,604 INFO L349 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2024-05-07 16:03:55,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2024-05-07 16:03:55,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:03:56,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:03:56,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-05-07 16:03:56,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 12 [2024-05-07 16:03:56,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:03:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 52 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:03:56,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:03:56,263 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6594 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:03:56,772 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_6594 (Array Int Int)) (v_DerPreprocessor_14 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_14) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_6590 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6590) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (forall ((v_ArrVal_6590 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6590) |c_~#seed~0.base|))) (or (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((v_ArrVal_6594 (Array Int Int)) (v_DerPreprocessor_15 (Array Int Int)) (|thr1Thread2of9ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (not (= (select (select (store (store (store |c_#memory_int| |c_~#seed~0.base| (store .cse0 |c_~#seed~0.offset| |thr1Thread2of9ForFork0_calculateNext_~calculateNext_return~0#1|)) |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_15) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of9ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) is different from false [2024-05-07 16:03:56,862 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6590 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6590) |c_~#seed~0.base|))) (or (forall ((v_ArrVal_6594 (Array Int Int)) (v_DerPreprocessor_15 (Array Int Int)) (|thr1Thread2of9ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (not (= (select (select (store (store (store |c_#memory_int| |c_~#seed~0.base| (store .cse0 |c_~#seed~0.offset| |thr1Thread2of9ForFork0_calculateNext_~calculateNext_return~0#1|)) |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_15) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of9ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|))))) (or (forall ((v_ArrVal_6594 (Array Int Int)) (v_DerPreprocessor_14 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_14) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_6590 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6590) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of9ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))) is different from false [2024-05-07 16:03:56,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 130 [2024-05-07 16:03:56,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2024-05-07 16:03:56,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2024-05-07 16:03:56,951 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:03:56,952 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:03:57,215 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 4 proven. 32 refuted. 2 times theorem prover too weak. 5 trivial. 20 not checked. [2024-05-07 16:03:57,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:57,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761818680] [2024-05-07 16:03:57,216 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:57,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1357706135] [2024-05-07 16:03:57,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1357706135] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:03:57,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:03:57,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 29 [2024-05-07 16:03:57,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650876312] [2024-05-07 16:03:57,216 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:03:57,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-07 16:03:57,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:57,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-07 16:03:57,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=537, Unknown=14, NotChecked=150, Total=812 [2024-05-07 16:03:57,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:57,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:57,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 11.344827586206897) internal successors, (329), 29 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:57,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:57,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:57,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:57,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:57,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:57,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:57,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:57,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:57,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-07 16:03:57,840 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Ended with exit code 0 [2024-05-07 16:03:58,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 93 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable115 [2024-05-07 16:03:58,034 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:58,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:58,034 INFO L85 PathProgramCache]: Analyzing trace with hash 226653774, now seen corresponding path program 1 times [2024-05-07 16:03:58,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:58,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780024864] [2024-05-07 16:03:58,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:58,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:58,050 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:58,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [915293427] [2024-05-07 16:03:58,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:58,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:58,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:58,052 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:58,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (94)] Waiting until timeout for monitored process [2024-05-07 16:03:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:58,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:03:58,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:58,614 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:03:58,614 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:58,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:58,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780024864] [2024-05-07 16:03:58,614 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:58,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915293427] [2024-05-07 16:03:58,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915293427] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:58,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:58,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:58,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381381917] [2024-05-07 16:03:58,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:58,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:58,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:58,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:58,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:58,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:58,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:58,615 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:58,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-07 16:03:58,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:58,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:58,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-07 16:03:58,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:58,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (94)] Ended with exit code 0 [2024-05-07 16:03:58,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 94 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable116 [2024-05-07 16:03:58,973 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:03:58,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:03:58,973 INFO L85 PathProgramCache]: Analyzing trace with hash -267064152, now seen corresponding path program 1 times [2024-05-07 16:03:58,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:03:58,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463149001] [2024-05-07 16:03:58,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:58,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:03:58,990 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:03:58,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1724185128] [2024-05-07 16:03:58,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:03:58,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:03:58,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:03:58,991 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:03:58,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Waiting until timeout for monitored process [2024-05-07 16:03:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:03:59,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:03:59,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:03:59,665 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:03:59,665 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:03:59,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:03:59,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463149001] [2024-05-07 16:03:59,666 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:03:59,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724185128] [2024-05-07 16:03:59,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724185128] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:03:59,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:03:59,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:03:59,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341368232] [2024-05-07 16:03:59,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:03:59,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:03:59,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:03:59,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:03:59,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:03:59,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:59,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:03:59,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:59,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:03:59,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:03:59,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:59,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:03:59,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:03:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:03:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:03:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:03:59,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:03:59,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:00,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 95 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable117 [2024-05-07 16:04:00,077 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:00,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:00,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1548220806, now seen corresponding path program 1 times [2024-05-07 16:04:00,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:00,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889485871] [2024-05-07 16:04:00,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:00,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:00,095 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:00,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1501866569] [2024-05-07 16:04:00,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:00,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:00,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:00,097 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:00,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Waiting until timeout for monitored process [2024-05-07 16:04:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:00,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:00,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:04:00,763 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:00,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:00,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889485871] [2024-05-07 16:04:00,763 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:00,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501866569] [2024-05-07 16:04:00,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501866569] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:00,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:00,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:00,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898178881] [2024-05-07 16:04:00,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:00,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:00,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:00,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:00,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:00,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:00,764 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:00,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:00,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:00,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:00,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:00,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:00,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:00,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:01,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 96 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable118 [2024-05-07 16:04:01,066 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:01,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:01,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2065883092, now seen corresponding path program 1 times [2024-05-07 16:04:01,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:01,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231962052] [2024-05-07 16:04:01,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:01,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:01,084 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:01,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1829026] [2024-05-07 16:04:01,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:01,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:01,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:01,085 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:01,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Waiting until timeout for monitored process [2024-05-07 16:04:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:01,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:04:01,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:01,671 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:01,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:02,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:04:02,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:02,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:04:02,764 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:02,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:04:02,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:02,848 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-07 16:04:02,849 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:02,878 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:04:02,966 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_16 (Array Int Int)) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:04:02,991 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_16 (Array Int Int)) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of9ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:04:02,999 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_16 (Array Int Int)) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:04:03,010 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_16 (Array Int Int)) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((|thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_6857 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) is different from false [2024-05-07 16:04:03,270 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_16 (Array Int Int)) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_6853 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6853) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (forall ((v_ArrVal_6853 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6853))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((|thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_6857 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:04:03,368 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_6853 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6853))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((|thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_6857 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of9ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) (or (forall ((|thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_16 (Array Int Int)) (v_ArrVal_6857 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_16) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6857) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_6853 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_6853) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of9ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))) is different from false [2024-05-07 16:04:03,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2024-05-07 16:04:03,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:03,377 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:04:03,380 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:04:03,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:04:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 55 not checked. [2024-05-07 16:04:03,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:03,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231962052] [2024-05-07 16:04:03,503 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:03,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829026] [2024-05-07 16:04:03,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829026] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:03,503 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:03,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:04:03,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985860252] [2024-05-07 16:04:03,504 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:03,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:04:03,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:03,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:04:03,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=312, Unknown=9, NotChecked=294, Total=702 [2024-05-07 16:04:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:03,505 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:03,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.333333333333332) internal successors, (441), 27 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:04,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:04,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:04,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Ended with exit code 0 [2024-05-07 16:04:04,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,97 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:04,208 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:04,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:04,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1817557969, now seen corresponding path program 1 times [2024-05-07 16:04:04,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:04,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395520297] [2024-05-07 16:04:04,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:04,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:04,225 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:04,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [61433459] [2024-05-07 16:04:04,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:04,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:04,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:04,226 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:04,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Waiting until timeout for monitored process [2024-05-07 16:04:04,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:04,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:04:04,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:04,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:04:04,819 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:04:04,819 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:04,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:04,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395520297] [2024-05-07 16:04:04,819 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:04,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61433459] [2024-05-07 16:04:04,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61433459] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:04,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:04,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:04,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36249458] [2024-05-07 16:04:04,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:04,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:04,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:04,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:04,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:04,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:04,820 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:04,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:04,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:05,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Ended with exit code 0 [2024-05-07 16:04:05,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,98 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:05,220 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:05,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:05,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1180599804, now seen corresponding path program 1 times [2024-05-07 16:04:05,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:05,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890116996] [2024-05-07 16:04:05,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:05,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:05,238 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:05,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [738696141] [2024-05-07 16:04:05,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:05,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:05,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:05,239 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:05,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Waiting until timeout for monitored process [2024-05-07 16:04:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:05,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:05,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:04:05,951 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:05,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:05,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890116996] [2024-05-07 16:04:05,951 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:05,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738696141] [2024-05-07 16:04:05,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738696141] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:05,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:05,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:05,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495354114] [2024-05-07 16:04:05,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:05,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:05,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:05,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:05,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:05,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:05,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:05,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:05,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:06,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:06,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:06,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121,99 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:06,438 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:06,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:06,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1962503907, now seen corresponding path program 1 times [2024-05-07 16:04:06,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:06,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433639465] [2024-05-07 16:04:06,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:06,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:06,457 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:06,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1090627162] [2024-05-07 16:04:06,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:06,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:06,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:06,459 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:06,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (100)] Waiting until timeout for monitored process [2024-05-07 16:04:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:07,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:07,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:07,200 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:04:07,201 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:07,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:07,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433639465] [2024-05-07 16:04:07,201 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:07,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090627162] [2024-05-07 16:04:07,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090627162] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:07,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:07,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:07,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123972785] [2024-05-07 16:04:07,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:07,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:07,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:07,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:07,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:07,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:07,202 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:07,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:07,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:07,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (100)] Ended with exit code 0 [2024-05-07 16:04:07,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 100 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable122 [2024-05-07 16:04:07,540 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:07,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:07,541 INFO L85 PathProgramCache]: Analyzing trace with hash -45345795, now seen corresponding path program 1 times [2024-05-07 16:04:07,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:07,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392884918] [2024-05-07 16:04:07,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:07,561 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:07,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1126717448] [2024-05-07 16:04:07,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:07,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:07,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:07,562 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:07,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Waiting until timeout for monitored process [2024-05-07 16:04:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:08,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:04:08,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:08,166 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:08,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:09,084 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:04:09,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:04:09,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:09,325 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:09,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:04:09,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:04:09,405 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:09,433 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7209 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7209) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:04:09,528 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:04:09,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:04:09,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:04:09,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:04:09,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:04:09,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:04:09,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:04:09,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:09,870 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 20 not checked. [2024-05-07 16:04:09,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:09,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392884918] [2024-05-07 16:04:09,870 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:09,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126717448] [2024-05-07 16:04:09,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126717448] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:09,871 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:09,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:04:09,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929180899] [2024-05-07 16:04:09,871 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:09,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:04:09,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:09,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:04:09,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:04:09,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:09,872 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:09,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:09,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:09,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:09,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:09,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:10,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:10,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:10,596 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Ended with exit code 0 [2024-05-07 16:04:10,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 101 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2024-05-07 16:04:10,789 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:10,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:10,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1976319688, now seen corresponding path program 1 times [2024-05-07 16:04:10,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:10,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440219590] [2024-05-07 16:04:10,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:10,810 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:10,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1306477674] [2024-05-07 16:04:10,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:10,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:10,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:10,811 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:10,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Waiting until timeout for monitored process [2024-05-07 16:04:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:11,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:04:11,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:11,455 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:04:11,455 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:11,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:11,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440219590] [2024-05-07 16:04:11,455 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:11,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306477674] [2024-05-07 16:04:11,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306477674] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:11,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:11,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:11,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176458917] [2024-05-07 16:04:11,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:11,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:11,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:11,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:11,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:11,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:11,457 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:11,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:11,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:11,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:11,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:11,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:11,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:11,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:11,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:11,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Ended with exit code 0 [2024-05-07 16:04:11,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 102 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2024-05-07 16:04:11,939 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:11,940 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:11,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1257541847, now seen corresponding path program 1 times [2024-05-07 16:04:11,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:11,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442630937] [2024-05-07 16:04:11,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:11,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:12,008 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:12,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1495928512] [2024-05-07 16:04:12,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:12,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:12,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:12,010 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:12,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (103)] Waiting until timeout for monitored process [2024-05-07 16:04:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:12,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:12,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:12,706 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:04:12,706 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:12,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:12,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442630937] [2024-05-07 16:04:12,706 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:12,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495928512] [2024-05-07 16:04:12,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495928512] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:12,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:12,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:12,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210875105] [2024-05-07 16:04:12,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:12,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:12,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:12,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:12,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:12,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:12,708 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:12,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:12,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:12,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:12,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:12,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:13,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:13,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:13,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (103)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:13,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 103 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable125 [2024-05-07 16:04:13,288 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:13,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:13,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1119270232, now seen corresponding path program 1 times [2024-05-07 16:04:13,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:13,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886368797] [2024-05-07 16:04:13,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:13,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:13,309 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:13,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1087520197] [2024-05-07 16:04:13,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:13,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:13,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:13,311 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:13,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Waiting until timeout for monitored process [2024-05-07 16:04:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:13,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:13,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:14,138 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:04:14,138 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:14,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:14,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886368797] [2024-05-07 16:04:14,138 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:14,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087520197] [2024-05-07 16:04:14,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087520197] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:14,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:14,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:14,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462110998] [2024-05-07 16:04:14,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:14,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:14,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:14,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:14,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:14,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:14,140 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:14,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:14,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:14,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:14,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:14,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126,104 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:14,526 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:14,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:14,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1659472142, now seen corresponding path program 1 times [2024-05-07 16:04:14,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:14,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56671202] [2024-05-07 16:04:14,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:14,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:14,547 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:14,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1516131148] [2024-05-07 16:04:14,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:14,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:14,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:14,549 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:14,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (105)] Waiting until timeout for monitored process [2024-05-07 16:04:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:15,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:04:15,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:15,185 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:15,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:16,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:04:16,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:16,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:04:16,679 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:16,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:04:16,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 99 proven. 40 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-05-07 16:04:16,763 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:16,891 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (v_DerPreprocessor_19 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:04:16,917 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (v_DerPreprocessor_19 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of9ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:04:16,925 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (v_DerPreprocessor_19 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:04:16,935 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (v_DerPreprocessor_19 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (|thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not .cse0))))) is different from false [2024-05-07 16:04:17,183 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (v_DerPreprocessor_19 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_19) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_7644 (Array Int Int))) (= |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7644) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_7644 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7644))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_7650 (Array Int Int)) (|thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread5of9ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_7650) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread5of9ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:04:17,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:04:17,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:17,402 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:04:17,406 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:04:17,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:04:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 65 not checked. [2024-05-07 16:04:17,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:17,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56671202] [2024-05-07 16:04:17,671 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:17,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516131148] [2024-05-07 16:04:17,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516131148] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:17,671 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:17,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:04:17,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882990642] [2024-05-07 16:04:17,671 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:17,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:04:17,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:17,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:04:17,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=372, Unknown=18, NotChecked=220, Total=702 [2024-05-07 16:04:17,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:17,673 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:17,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 25.074074074074073) internal successors, (677), 27 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:17,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:18,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:18,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:18,474 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (105)] Ended with exit code 0 [2024-05-07 16:04:18,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127,105 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:18,668 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:18,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:18,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1351912723, now seen corresponding path program 1 times [2024-05-07 16:04:18,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:18,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242837593] [2024-05-07 16:04:18,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:18,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:18,692 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:18,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1370992330] [2024-05-07 16:04:18,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:18,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:18,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:18,693 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:18,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (106)] Waiting until timeout for monitored process [2024-05-07 16:04:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:19,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:04:19,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:19,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:04:19,359 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:04:19,359 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:19,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:19,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242837593] [2024-05-07 16:04:19,360 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:19,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370992330] [2024-05-07 16:04:19,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370992330] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:19,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:19,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:19,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233397690] [2024-05-07 16:04:19,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:19,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:19,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:19,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:19,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:19,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:19,361 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:19,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:19,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:19,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:19,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:19,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (106)] Ended with exit code 0 [2024-05-07 16:04:19,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 106 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable128 [2024-05-07 16:04:19,867 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:19,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:19,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1025029443, now seen corresponding path program 1 times [2024-05-07 16:04:19,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:19,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403565712] [2024-05-07 16:04:19,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:19,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:19,890 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:19,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [758831300] [2024-05-07 16:04:19,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:19,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:19,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:19,891 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:19,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2024-05-07 16:04:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:20,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:20,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:20,626 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:04:20,626 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:20,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:20,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403565712] [2024-05-07 16:04:20,626 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:20,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758831300] [2024-05-07 16:04:20,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758831300] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:20,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:20,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:20,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994481964] [2024-05-07 16:04:20,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:20,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:20,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:20,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:20,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:20,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:20,627 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:20,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:20,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:20,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:21,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:21,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:21,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Ended with exit code 0 [2024-05-07 16:04:21,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 107 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable129 [2024-05-07 16:04:21,314 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:21,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:21,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1905070721, now seen corresponding path program 1 times [2024-05-07 16:04:21,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:21,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384211969] [2024-05-07 16:04:21,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:21,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:21,337 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:21,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1530645929] [2024-05-07 16:04:21,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:21,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:21,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:21,339 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:21,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2024-05-07 16:04:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:21,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:21,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:22,261 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:04:22,262 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:22,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:22,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384211969] [2024-05-07 16:04:22,262 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:22,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530645929] [2024-05-07 16:04:22,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530645929] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:22,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:22,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:22,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641947478] [2024-05-07 16:04:22,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:22,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:22,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:22,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:22,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:22,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:22,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:22,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:22,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Ended with exit code 0 [2024-05-07 16:04:22,682 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,108 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:22,682 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:22,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:22,683 INFO L85 PathProgramCache]: Analyzing trace with hash 197935067, now seen corresponding path program 1 times [2024-05-07 16:04:22,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:22,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852644891] [2024-05-07 16:04:22,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:22,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:22,706 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:22,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1886496531] [2024-05-07 16:04:22,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:22,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:22,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:22,709 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:22,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Waiting until timeout for monitored process [2024-05-07 16:04:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:23,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:04:23,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:23,388 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:23,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:24,664 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:04:24,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:04:24,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:24,945 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:24,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:04:25,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:25,027 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 114 proven. 46 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:04:25,027 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:25,055 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8177 (Array Int Int))) (not (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_8177) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) is different from false [2024-05-07 16:04:25,144 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:04:25,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:04:25,164 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:04:25,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:04:25,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:04:25,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:25,180 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:04:25,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:04:25,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:04:25,565 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 28 not checked. [2024-05-07 16:04:25,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:25,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852644891] [2024-05-07 16:04:25,565 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:25,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886496531] [2024-05-07 16:04:25,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886496531] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:25,565 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:25,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:04:25,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139365489] [2024-05-07 16:04:25,565 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:25,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:04:25,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:25,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:04:25,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:04:25,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:25,567 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:25,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 29.96153846153846) internal successors, (779), 26 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:25,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:25,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:26,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:26,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:26,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:26,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:26,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:26,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:26,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131,109 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:26,576 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:26,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:26,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1088051786, now seen corresponding path program 1 times [2024-05-07 16:04:26,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:26,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281890437] [2024-05-07 16:04:26,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:26,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:26,601 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:26,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1563089732] [2024-05-07 16:04:26,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:26,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:26,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:26,602 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:26,603 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Waiting until timeout for monitored process [2024-05-07 16:04:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:27,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:04:27,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:04:27,314 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:27,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:27,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281890437] [2024-05-07 16:04:27,314 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:27,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563089732] [2024-05-07 16:04:27,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563089732] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:27,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:27,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:27,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791203653] [2024-05-07 16:04:27,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:27,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:27,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:27,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:27,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:27,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:27,316 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:27,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:27,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:27,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:27,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:27,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:27,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:27,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:27,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 110 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable132 [2024-05-07 16:04:27,895 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:27,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:27,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1144200278, now seen corresponding path program 1 times [2024-05-07 16:04:27,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:27,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623349386] [2024-05-07 16:04:27,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:27,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:27,920 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:27,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1643689032] [2024-05-07 16:04:27,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:27,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:27,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:27,921 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:27,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Waiting until timeout for monitored process [2024-05-07 16:04:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:28,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:28,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:28,755 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:04:28,755 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:28,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:28,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623349386] [2024-05-07 16:04:28,755 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:28,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643689032] [2024-05-07 16:04:28,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643689032] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:28,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:28,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:28,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126828294] [2024-05-07 16:04:28,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:28,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:28,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:28,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:28,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:28,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:28,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:28,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:28,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:28,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:28,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:28,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:29,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:29,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Ended with exit code 0 [2024-05-07 16:04:29,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133,111 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:29,521 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:29,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:29,522 INFO L85 PathProgramCache]: Analyzing trace with hash -700339653, now seen corresponding path program 1 times [2024-05-07 16:04:29,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:29,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34700532] [2024-05-07 16:04:29,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:29,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:29,547 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:29,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [114885297] [2024-05-07 16:04:29,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:29,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:29,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:29,549 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:29,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Waiting until timeout for monitored process [2024-05-07 16:04:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:30,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:30,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:04:30,563 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:30,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:30,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34700532] [2024-05-07 16:04:30,563 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:30,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114885297] [2024-05-07 16:04:30,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114885297] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:30,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:30,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:30,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302158022] [2024-05-07 16:04:30,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:30,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:30,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:30,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:30,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:30,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:30,564 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:30,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:30,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:30,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:30,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:30,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:30,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Ended with exit code 0 [2024-05-07 16:04:31,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 112 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable134 [2024-05-07 16:04:31,031 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:31,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:31,031 INFO L85 PathProgramCache]: Analyzing trace with hash -894528811, now seen corresponding path program 1 times [2024-05-07 16:04:31,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:31,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997518405] [2024-05-07 16:04:31,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:31,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:31,061 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:31,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1413264833] [2024-05-07 16:04:31,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:31,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:31,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:31,063 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:31,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Waiting until timeout for monitored process [2024-05-07 16:04:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:31,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:04:31,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:31,780 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:31,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:33,317 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:04:33,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:04:33,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:33,552 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:33,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:04:33,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:33,638 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 135 proven. 52 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:04:33,638 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:33,666 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8793 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_8793) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:04:33,755 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:04:33,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:04:33,773 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:04:33,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:04:33,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:04:33,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:33,789 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:04:33,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:04:33,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:04:34,234 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 32 not checked. [2024-05-07 16:04:34,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:34,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997518405] [2024-05-07 16:04:34,235 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:34,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413264833] [2024-05-07 16:04:34,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413264833] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:34,235 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:34,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:04:34,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849939062] [2024-05-07 16:04:34,235 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:34,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:04:34,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:34,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:04:34,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:04:34,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:34,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:34,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 34.5) internal successors, (897), 26 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:34,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:34,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:35,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:35,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:35,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:35,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:35,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:35,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 113 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable135 [2024-05-07 16:04:35,448 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:35,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:35,448 INFO L85 PathProgramCache]: Analyzing trace with hash -800741200, now seen corresponding path program 1 times [2024-05-07 16:04:35,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:35,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347406111] [2024-05-07 16:04:35,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:35,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:35,477 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:35,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [65688721] [2024-05-07 16:04:35,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:35,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:35,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:35,479 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:35,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (114)] Waiting until timeout for monitored process [2024-05-07 16:04:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:36,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:04:36,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:36,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:04:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:04:36,253 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:36,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:36,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347406111] [2024-05-07 16:04:36,253 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:36,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65688721] [2024-05-07 16:04:36,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65688721] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:36,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:36,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:36,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411953149] [2024-05-07 16:04:36,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:36,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:36,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:36,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:36,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:36,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:36,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:36,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:36,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:36,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:36,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (114)] Ended with exit code 0 [2024-05-07 16:04:36,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 114 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable136 [2024-05-07 16:04:36,905 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:36,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:36,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1526192701, now seen corresponding path program 1 times [2024-05-07 16:04:36,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:36,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308481049] [2024-05-07 16:04:36,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:36,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:36,933 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:36,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1130980687] [2024-05-07 16:04:36,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:36,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:36,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:36,935 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:36,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Waiting until timeout for monitored process [2024-05-07 16:04:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:37,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:37,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:04:37,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:37,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:37,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308481049] [2024-05-07 16:04:37,786 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:37,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130980687] [2024-05-07 16:04:37,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130980687] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:37,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:37,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:37,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726895650] [2024-05-07 16:04:37,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:37,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:37,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:37,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:37,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:37,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:37,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:37,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:37,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:37,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:37,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:37,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:37,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:37,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:38,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:38,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (115)] Ended with exit code 0 [2024-05-07 16:04:38,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137,115 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:38,356 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 27 more)] === [2024-05-07 16:04:38,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:38,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1181983121, now seen corresponding path program 1 times [2024-05-07 16:04:38,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:38,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851681689] [2024-05-07 16:04:38,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:38,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:38,383 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:38,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [171499167] [2024-05-07 16:04:38,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:38,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:38,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:38,385 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:38,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Waiting until timeout for monitored process [2024-05-07 16:04:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:04:39,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:04:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:04:40,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:04:40,217 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:04:40,217 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 31 remaining) [2024-05-07 16:04:40,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 31 remaining) [2024-05-07 16:04:40,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (28 of 31 remaining) [2024-05-07 16:04:40,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (27 of 31 remaining) [2024-05-07 16:04:40,217 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 31 remaining) [2024-05-07 16:04:40,218 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 31 remaining) [2024-05-07 16:04:40,219 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 31 remaining) [2024-05-07 16:04:40,232 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Ended with exit code 0 [2024-05-07 16:04:40,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 116 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable138 [2024-05-07 16:04:40,420 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:04:40,420 WARN L233 ceAbstractionStarter]: 9 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:04:40,421 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 10 thread instances. [2024-05-07 16:04:40,495 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:04:40,500 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:04:40,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:04:40,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:40,504 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:04:40,508 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:04:40,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:40,508 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:04:40,508 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:04:40,508 INFO L358 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2024-05-07 16:04:40,510 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:40,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:40,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1633201220, now seen corresponding path program 1 times [2024-05-07 16:04:40,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:40,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613935740] [2024-05-07 16:04:40,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:40,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:40,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (117)] Waiting until timeout for monitored process [2024-05-07 16:04:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:04:40,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:40,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613935740] [2024-05-07 16:04:40,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613935740] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:40,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:40,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:04:40,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691222302] [2024-05-07 16:04:40,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:40,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:04:40,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:40,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:04:40,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:04:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:40,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:40,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:40,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:40,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:40,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2024-05-07 16:04:40,595 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:40,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:40,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1950668666, now seen corresponding path program 1 times [2024-05-07 16:04:40,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:40,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313743875] [2024-05-07 16:04:40,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:40,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:04:40,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:40,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313743875] [2024-05-07 16:04:40,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313743875] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:40,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:40,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:04:40,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530750350] [2024-05-07 16:04:40,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:40,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:04:40,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:40,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:04:40,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:04:40,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:40,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:40,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:40,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:40,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:40,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:40,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:40,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2024-05-07 16:04:40,647 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:40,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:40,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1783414956, now seen corresponding path program 1 times [2024-05-07 16:04:40,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:40,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355455154] [2024-05-07 16:04:40,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:40,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:04:40,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:40,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355455154] [2024-05-07 16:04:40,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355455154] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:04:40,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1267013257] [2024-05-07 16:04:40,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:40,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:40,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:40,776 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:40,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (118)] Waiting until timeout for monitored process [2024-05-07 16:04:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:41,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:04:41,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:41,409 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:41,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:41,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:41,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:04:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:04:41,579 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:41,634 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:04:41,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:04:41,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:04:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:04:41,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1267013257] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:41,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:04:41,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:04:41,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413447194] [2024-05-07 16:04:41,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:41,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:04:41,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:41,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:04:41,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2024-05-07 16:04:41,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:41,690 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:41,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:41,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:41,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:41,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:41,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:41,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:41,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:04:41,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (118)] Ended with exit code 0 [2024-05-07 16:04:42,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141,118 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:42,096 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:42,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:42,096 INFO L85 PathProgramCache]: Analyzing trace with hash 464510075, now seen corresponding path program 1 times [2024-05-07 16:04:42,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:42,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446478681] [2024-05-07 16:04:42,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:42,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:04:42,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:42,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446478681] [2024-05-07 16:04:42,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446478681] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:42,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:42,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:42,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770230798] [2024-05-07 16:04:42,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:42,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:42,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:42,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:42,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:42,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:42,139 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:42,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:42,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:42,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:04:42,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:42,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:42,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:04:42,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-05-07 16:04:42,184 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:42,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:42,185 INFO L85 PathProgramCache]: Analyzing trace with hash 218921357, now seen corresponding path program 1 times [2024-05-07 16:04:42,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:42,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576877506] [2024-05-07 16:04:42,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:42,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:42,252 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:04:42,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:42,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576877506] [2024-05-07 16:04:42,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576877506] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:42,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:42,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:42,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360799612] [2024-05-07 16:04:42,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:42,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:42,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:42,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:42,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:42,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:42,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:42,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:42,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:42,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:04:42,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:42,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:04:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:42,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2024-05-07 16:04:42,379 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:42,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:42,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1712267300, now seen corresponding path program 1 times [2024-05-07 16:04:42,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:42,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634310628] [2024-05-07 16:04:42,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:42,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:42,396 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:42,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [210958077] [2024-05-07 16:04:42,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:42,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:42,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:42,398 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:42,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Waiting until timeout for monitored process [2024-05-07 16:04:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:43,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:43,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:04:43,135 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:43,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:43,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634310628] [2024-05-07 16:04:43,136 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:43,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210958077] [2024-05-07 16:04:43,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210958077] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:43,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:43,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:43,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972229048] [2024-05-07 16:04:43,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:43,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:43,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:43,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:43,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:43,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:43,137 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:43,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:04:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:43,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:43,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144,119 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:43,577 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:43,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:43,577 INFO L85 PathProgramCache]: Analyzing trace with hash 832998107, now seen corresponding path program 1 times [2024-05-07 16:04:43,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:43,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424658223] [2024-05-07 16:04:43,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:43,593 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:43,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [768808054] [2024-05-07 16:04:43,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:43,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:43,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:43,595 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:43,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (120)] Waiting until timeout for monitored process [2024-05-07 16:04:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:44,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:44,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:04:44,320 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:44,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:44,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424658223] [2024-05-07 16:04:44,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:44,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768808054] [2024-05-07 16:04:44,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768808054] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:44,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:44,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:44,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680552661] [2024-05-07 16:04:44,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:44,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:44,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:44,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:44,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:44,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:44,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:44,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:44,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:44,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:44,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:44,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:44,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:44,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:44,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:44,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:44,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:44,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:44,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:44,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:44,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:44,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:44,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (120)] Ended with exit code 0 [2024-05-07 16:04:44,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 120 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable145 [2024-05-07 16:04:44,590 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:44,590 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:44,590 INFO L85 PathProgramCache]: Analyzing trace with hash -2102723787, now seen corresponding path program 1 times [2024-05-07 16:04:44,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:44,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084228779] [2024-05-07 16:04:44,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:44,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:44,607 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:44,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1549548021] [2024-05-07 16:04:44,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:44,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:44,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:44,609 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:44,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Waiting until timeout for monitored process [2024-05-07 16:04:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:45,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:04:45,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:45,302 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:45,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:45,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:45,791 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:04:45,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:04:46,068 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:46,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:04:46,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:46,163 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:04:46,163 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:46,311 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:04:46,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:04:46,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 312 [2024-05-07 16:04:46,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:04:46,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:04:46,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:04:46,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:04:46,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:04:46,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:46,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084228779] [2024-05-07 16:04:46,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:46,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1549548021] [2024-05-07 16:04:46,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1549548021] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:46,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:46,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:04:46,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112349667] [2024-05-07 16:04:46,587 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:46,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:04:46,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:46,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:04:46,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:04:46,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:46,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:46,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.807692307692308) internal successors, (307), 26 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:46,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:46,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:46,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:47,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (121)] Ended with exit code 0 [2024-05-07 16:04:47,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 121 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable146 [2024-05-07 16:04:47,412 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:47,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:47,412 INFO L85 PathProgramCache]: Analyzing trace with hash 994052173, now seen corresponding path program 1 times [2024-05-07 16:04:47,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:47,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616520723] [2024-05-07 16:04:47,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:47,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:47,432 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:47,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [827976189] [2024-05-07 16:04:47,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:47,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:47,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:47,434 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:47,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Waiting until timeout for monitored process [2024-05-07 16:04:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:48,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:04:48,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:48,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:04:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:04:48,226 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:48,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:48,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616520723] [2024-05-07 16:04:48,226 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:48,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827976189] [2024-05-07 16:04:48,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827976189] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:48,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:48,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:48,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741194482] [2024-05-07 16:04:48,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:48,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:48,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:48,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:48,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:48,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:48,228 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:48,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:48,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:48,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:48,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:48,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:48,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:48,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:48,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:48,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:04:48,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:48,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:48,695 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 122 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable147 [2024-05-07 16:04:48,696 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:48,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:48,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1596066527, now seen corresponding path program 1 times [2024-05-07 16:04:48,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:48,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239887551] [2024-05-07 16:04:48,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:48,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:48,716 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:48,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [759034870] [2024-05-07 16:04:48,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:48,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:48,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:48,718 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:48,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Waiting until timeout for monitored process [2024-05-07 16:04:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:49,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:49,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:49,591 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:04:49,591 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:49,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:49,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239887551] [2024-05-07 16:04:49,592 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:49,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759034870] [2024-05-07 16:04:49,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759034870] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:49,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:49,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:49,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370736838] [2024-05-07 16:04:49,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:49,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:49,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:49,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:49,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:49,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:49,593 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:49,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:49,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:49,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:49,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:49,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:49,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (123)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:50,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 123 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable148 [2024-05-07 16:04:50,028 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:50,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:50,028 INFO L85 PathProgramCache]: Analyzing trace with hash 52022207, now seen corresponding path program 1 times [2024-05-07 16:04:50,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:50,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575604012] [2024-05-07 16:04:50,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:50,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:50,046 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:50,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [558913404] [2024-05-07 16:04:50,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:50,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:50,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:50,047 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:50,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Waiting until timeout for monitored process [2024-05-07 16:04:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:50,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:50,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:50,904 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:04:50,904 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:50,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:50,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575604012] [2024-05-07 16:04:50,904 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:50,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [558913404] [2024-05-07 16:04:50,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [558913404] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:50,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:50,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:50,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759314247] [2024-05-07 16:04:50,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:50,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:50,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:50,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:50,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:50,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:50,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:50,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:50,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:51,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:51,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (124)] Ended with exit code 0 [2024-05-07 16:04:51,209 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149,124 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:51,209 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:51,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:51,209 INFO L85 PathProgramCache]: Analyzing trace with hash -382502247, now seen corresponding path program 1 times [2024-05-07 16:04:51,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:51,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068231329] [2024-05-07 16:04:51,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:51,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:51,227 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:51,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1729042733] [2024-05-07 16:04:51,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:51,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:51,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:51,229 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:51,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Waiting until timeout for monitored process [2024-05-07 16:04:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:51,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:04:51,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:51,950 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:51,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:04:52,622 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:04:52,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:04:52,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:04:52,863 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:04:52,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:04:52,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:04:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:04:53,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:04:53,066 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9781 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_9781) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:04:53,173 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:04:53,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:04:53,192 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:04:53,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:04:53,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:04:53,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:04:53,207 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:04:53,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:04:53,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:04:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 16 not checked. [2024-05-07 16:04:53,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:53,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068231329] [2024-05-07 16:04:53,467 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:53,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729042733] [2024-05-07 16:04:53,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729042733] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:04:53,467 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:04:53,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:04:53,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250040988] [2024-05-07 16:04:53,467 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:04:53,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:04:53,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:53,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:04:53,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:04:53,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:53,468 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:53,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.346153846153847) internal successors, (425), 26 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:53,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:54,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:54,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:54,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:54,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:54,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Ended with exit code 0 [2024-05-07 16:04:54,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 125 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable150 [2024-05-07 16:04:54,266 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:54,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:54,267 INFO L85 PathProgramCache]: Analyzing trace with hash -448649591, now seen corresponding path program 1 times [2024-05-07 16:04:54,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:54,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437300104] [2024-05-07 16:04:54,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:54,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:54,285 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:54,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1059694844] [2024-05-07 16:04:54,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:54,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:54,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:54,286 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:54,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (126)] Waiting until timeout for monitored process [2024-05-07 16:04:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:54,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:04:54,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:55,051 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:04:55,051 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:55,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:55,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437300104] [2024-05-07 16:04:55,052 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:55,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059694844] [2024-05-07 16:04:55,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059694844] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:55,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:55,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:55,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939988883] [2024-05-07 16:04:55,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:55,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:55,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:55,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:55,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:55,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:55,053 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:55,053 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:04:55,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:55,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:55,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (126)] Ended with exit code 0 [2024-05-07 16:04:55,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,126 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:55,465 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:55,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:55,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1290141532, now seen corresponding path program 1 times [2024-05-07 16:04:55,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:55,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644559115] [2024-05-07 16:04:55,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:55,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:55,485 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:55,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [160222211] [2024-05-07 16:04:55,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:55,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:55,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:55,486 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:55,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (127)] Waiting until timeout for monitored process [2024-05-07 16:04:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:56,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:04:56,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:56,318 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:04:56,318 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:56,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:56,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644559115] [2024-05-07 16:04:56,319 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:56,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160222211] [2024-05-07 16:04:56,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [160222211] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:56,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:56,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:04:56,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633922290] [2024-05-07 16:04:56,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:56,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:04:56,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:56,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:04:56,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:04:56,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:56,320 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:56,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:56,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:56,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:56,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:56,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (127)] Ended with exit code 0 [2024-05-07 16:04:56,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152,127 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:56,858 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:56,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:56,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1245528487, now seen corresponding path program 1 times [2024-05-07 16:04:56,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:56,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522821471] [2024-05-07 16:04:56,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:56,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:56,879 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:56,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1599264844] [2024-05-07 16:04:56,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:56,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:56,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:56,881 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:56,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Waiting until timeout for monitored process [2024-05-07 16:04:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:57,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:04:57,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:04:57,899 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:04:57,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:04:57,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522821471] [2024-05-07 16:04:57,899 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:04:57,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599264844] [2024-05-07 16:04:57,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1599264844] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:04:57,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:04:57,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:04:57,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782361565] [2024-05-07 16:04:57,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:04:57,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:04:57,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:04:57,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:04:57,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:04:57,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:57,901 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:04:57,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:57,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:57,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:57,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:57,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:57,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:57,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:04:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:04:58,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Forceful destruction successful, exit code 0 [2024-05-07 16:04:58,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,128 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:58,328 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:04:58,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:04:58,329 INFO L85 PathProgramCache]: Analyzing trace with hash 2672371, now seen corresponding path program 1 times [2024-05-07 16:04:58,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:04:58,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653222487] [2024-05-07 16:04:58,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:58,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:04:58,351 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:04:58,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1626769016] [2024-05-07 16:04:58,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:04:58,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:04:58,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:04:58,352 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:04:58,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (129)] Waiting until timeout for monitored process [2024-05-07 16:04:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:04:59,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:04:59,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:04:59,206 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:04:59,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:00,024 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:05:00,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:05:00,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:00,704 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:00,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:05:00,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:00,801 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 78 proven. 34 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 16:05:00,801 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:00,904 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_DerPreprocessor_22 (Array Int Int)) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~nexts~0#1|)))) (store .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:05:00,926 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_DerPreprocessor_22 (Array Int Int)) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:05:00,956 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of10ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_DerPreprocessor_22 (Array Int Int)) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:05:00,965 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_DerPreprocessor_22 (Array Int Int)) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:05:00,978 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((|thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1| 0)))) (or (forall ((v_DerPreprocessor_22 (Array Int Int)) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:05:01,283 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_10128 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10128))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread4of10ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) (or (forall ((v_DerPreprocessor_22 (Array Int Int)) (v_ArrVal_10132 (Array Int Int)) (|thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_22) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10132) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_10128 (Array Int Int))) (= |c_thr1Thread4of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10128) |c_~#seed~0.base|) |c_~#seed~0.offset|))))) is different from false [2024-05-07 16:05:01,562 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-05-07 16:05:01,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 422 treesize of output 406 [2024-05-07 16:05:01,574 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:05:01,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 634 treesize of output 610 [2024-05-07 16:05:01,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2024-05-07 16:05:01,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:05:01,601 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:05:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 54 not checked. [2024-05-07 16:05:01,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:01,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653222487] [2024-05-07 16:05:01,848 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:01,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626769016] [2024-05-07 16:05:01,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626769016] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:01,849 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:01,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:05:01,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019798384] [2024-05-07 16:05:01,849 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:01,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:05:01,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:01,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:05:01,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=333, Unknown=21, NotChecked=258, Total=702 [2024-05-07 16:05:01,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:01,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:01,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 20.703703703703702) internal successors, (559), 27 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:01,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:01,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:02,516 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (129)] Forceful destruction successful, exit code 0 [2024-05-07 16:05:02,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154,129 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:02,703 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:02,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:02,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1476119889, now seen corresponding path program 1 times [2024-05-07 16:05:02,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:02,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174087617] [2024-05-07 16:05:02,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:02,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:02,724 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:02,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [482620462] [2024-05-07 16:05:02,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:02,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:02,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:02,726 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:02,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (130)] Waiting until timeout for monitored process [2024-05-07 16:05:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:03,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:05:03,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:03,505 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:05:03,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:03,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:03,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174087617] [2024-05-07 16:05:03,505 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:03,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482620462] [2024-05-07 16:05:03,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482620462] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:03,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:03,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:03,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198991207] [2024-05-07 16:05:03,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:03,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:03,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:03,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:03,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:03,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:03,506 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:03,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:03,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:03,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:03,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:03,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (130)] Ended with exit code 0 [2024-05-07 16:05:03,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 130 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2024-05-07 16:05:03,950 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:03,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:03,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1161742788, now seen corresponding path program 1 times [2024-05-07 16:05:03,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:03,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806957522] [2024-05-07 16:05:03,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:03,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:03,972 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:03,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [522018541] [2024-05-07 16:05:03,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:03,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:03,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:03,973 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:03,974 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (131)] Waiting until timeout for monitored process [2024-05-07 16:05:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:04,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:04,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:05:04,813 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:04,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:04,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806957522] [2024-05-07 16:05:04,813 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:04,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522018541] [2024-05-07 16:05:04,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522018541] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:04,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:04,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:04,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056934083] [2024-05-07 16:05:04,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:04,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:04,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:04,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:04,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:04,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:04,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:04,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:04,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:05,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:05,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:05,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (131)] Ended with exit code 0 [2024-05-07 16:05:05,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 131 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable156 [2024-05-07 16:05:05,372 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:05,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:05,372 INFO L85 PathProgramCache]: Analyzing trace with hash -699820872, now seen corresponding path program 1 times [2024-05-07 16:05:05,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:05,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325718347] [2024-05-07 16:05:05,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:05,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:05,395 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:05,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132285179] [2024-05-07 16:05:05,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:05,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:05,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:05,397 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:05,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Waiting until timeout for monitored process [2024-05-07 16:05:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:06,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:05:06,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:05:06,465 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:06,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:06,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325718347] [2024-05-07 16:05:06,465 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:06,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132285179] [2024-05-07 16:05:06,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132285179] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:06,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:06,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:06,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599868746] [2024-05-07 16:05:06,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:06,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:06,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:06,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:06,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:06,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:06,466 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:06,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:06,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:06,648 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Ended with exit code 0 [2024-05-07 16:05:06,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 132 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable157 [2024-05-07 16:05:06,840 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:06,840 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:06,840 INFO L85 PathProgramCache]: Analyzing trace with hash -866984686, now seen corresponding path program 1 times [2024-05-07 16:05:06,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:06,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335831916] [2024-05-07 16:05:06,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:06,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:06,863 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:06,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2129225707] [2024-05-07 16:05:06,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:06,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:06,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:06,865 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:06,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Waiting until timeout for monitored process [2024-05-07 16:05:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:07,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:05:07,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:07,656 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:07,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:08,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:05:08,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:05:08,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:09,179 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:09,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:05:09,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 99 proven. 40 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-05-07 16:05:09,262 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:09,291 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_10571 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:05:09,380 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse1 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int))) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse0 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or .cse2 (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:05:09,405 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or .cse0 (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of10ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:05:09,412 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse1 |c_~#seed~0.offset|)))) (and (or (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int))) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse0 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or .cse2 (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:05:09,423 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (not .cse0) (forall ((|thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1| 0)))) (or .cse0 (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:05:09,661 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_10567 (Array Int Int))) (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10567) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_10567 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10567))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int))) (or (= |thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))))) is different from false [2024-05-07 16:05:09,761 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_10567 (Array Int Int))) (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10567) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_10567 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10567))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_10571 (Array Int Int))) (or (= |thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread5of10ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_10571) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread5of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:05:09,771 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:05:09,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 400 treesize of output 390 [2024-05-07 16:05:09,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-05-07 16:05:09,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:05:09,795 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:05:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 85 not checked. [2024-05-07 16:05:10,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:10,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335831916] [2024-05-07 16:05:10,024 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:10,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129225707] [2024-05-07 16:05:10,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129225707] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:10,024 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:10,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:05:10,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003474572] [2024-05-07 16:05:10,025 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:10,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:05:10,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:10,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:05:10,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=312, Unknown=9, NotChecked=294, Total=702 [2024-05-07 16:05:10,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:10,026 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:10,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 25.074074074074073) internal successors, (677), 27 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:10,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:10,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:10,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Ended with exit code 0 [2024-05-07 16:05:10,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 133 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable158 [2024-05-07 16:05:10,910 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:10,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:10,910 INFO L85 PathProgramCache]: Analyzing trace with hash 534896464, now seen corresponding path program 1 times [2024-05-07 16:05:10,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:10,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654078083] [2024-05-07 16:05:10,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:10,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:10,938 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:10,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [887281484] [2024-05-07 16:05:10,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:10,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:10,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:10,945 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:10,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Waiting until timeout for monitored process [2024-05-07 16:05:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:11,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:05:11,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:11,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:05:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:05:11,779 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:11,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:11,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654078083] [2024-05-07 16:05:11,779 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:11,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887281484] [2024-05-07 16:05:11,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887281484] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:11,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:11,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:11,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445586689] [2024-05-07 16:05:11,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:11,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:11,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:11,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:11,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:11,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:11,781 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:11,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:11,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:11,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:12,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:12,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:12,141 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Ended with exit code 0 [2024-05-07 16:05:12,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159,134 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:12,333 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:12,333 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:12,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1468859712, now seen corresponding path program 1 times [2024-05-07 16:05:12,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:12,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192822382] [2024-05-07 16:05:12,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:12,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:12,361 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:12,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1265253238] [2024-05-07 16:05:12,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:12,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:12,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:12,369 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:12,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (135)] Waiting until timeout for monitored process [2024-05-07 16:05:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:13,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:13,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:05:13,289 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:13,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:13,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192822382] [2024-05-07 16:05:13,289 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:13,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1265253238] [2024-05-07 16:05:13,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1265253238] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:13,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:13,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:13,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675621764] [2024-05-07 16:05:13,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:13,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:13,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:13,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:13,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:13,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:13,290 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:13,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:13,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:13,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:13,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (135)] Ended with exit code 0 [2024-05-07 16:05:13,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160,135 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:13,923 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:13,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:13,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1820186616, now seen corresponding path program 1 times [2024-05-07 16:05:13,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:13,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524362115] [2024-05-07 16:05:13,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:13,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:13,948 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:13,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1811324788] [2024-05-07 16:05:13,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:13,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:13,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:13,950 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:13,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (136)] Waiting until timeout for monitored process [2024-05-07 16:05:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:14,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:05:14,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:15,040 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:05:15,041 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:15,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:15,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524362115] [2024-05-07 16:05:15,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:15,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811324788] [2024-05-07 16:05:15,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811324788] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:15,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:15,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:15,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152554460] [2024-05-07 16:05:15,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:15,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:15,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:15,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:15,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:15,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:15,042 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:15,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:15,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:15,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:15,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:15,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (136)] Ended with exit code 0 [2024-05-07 16:05:15,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 136 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable161 [2024-05-07 16:05:15,468 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:15,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:15,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1447536786, now seen corresponding path program 1 times [2024-05-07 16:05:15,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:15,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001890929] [2024-05-07 16:05:15,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:15,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:15,493 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:15,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1218670333] [2024-05-07 16:05:15,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:15,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:15,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:15,494 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:15,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Waiting until timeout for monitored process [2024-05-07 16:05:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:16,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:05:16,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:16,332 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:16,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:17,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:17,699 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:05:17,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:05:17,933 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:17,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:05:18,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:18,014 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 114 proven. 46 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:05:18,014 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:18,042 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_11099 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_11099) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:05:18,130 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:05:18,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:05:18,170 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:05:18,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:05:18,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:05:18,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:05:18,188 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:05:18,189 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:05:18,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:05:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 28 not checked. [2024-05-07 16:05:18,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:18,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001890929] [2024-05-07 16:05:18,576 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:18,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218670333] [2024-05-07 16:05:18,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218670333] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:18,576 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:18,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:05:18,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3370100] [2024-05-07 16:05:18,577 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:18,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:05:18,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:18,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:05:18,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:05:18,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:18,578 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:18,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 29.96153846153846) internal successors, (779), 26 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:18,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:18,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:19,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:19,399 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Ended with exit code 0 [2024-05-07 16:05:19,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,137 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:19,591 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:19,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:19,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1519342192, now seen corresponding path program 1 times [2024-05-07 16:05:19,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:19,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94020475] [2024-05-07 16:05:19,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:19,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:19,616 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:19,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1943269452] [2024-05-07 16:05:19,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:19,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:19,618 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:19,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (138)] Waiting until timeout for monitored process [2024-05-07 16:05:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:20,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:05:20,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:05:20,520 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:20,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:20,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94020475] [2024-05-07 16:05:20,520 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:20,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943269452] [2024-05-07 16:05:20,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943269452] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:20,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:20,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:20,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984373845] [2024-05-07 16:05:20,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:20,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:20,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:20,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:20,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:20,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:20,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:20,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:20,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:20,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:20,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:20,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:20,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:20,898 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (138)] Ended with exit code 0 [2024-05-07 16:05:21,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163,138 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:21,089 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:21,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:21,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1489161629, now seen corresponding path program 1 times [2024-05-07 16:05:21,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:21,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512712820] [2024-05-07 16:05:21,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:21,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:21,117 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:21,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1188229609] [2024-05-07 16:05:21,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:21,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:21,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:21,118 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:21,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Waiting until timeout for monitored process [2024-05-07 16:05:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:21,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:21,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:22,050 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:05:22,050 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:22,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:22,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512712820] [2024-05-07 16:05:22,050 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:22,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188229609] [2024-05-07 16:05:22,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1188229609] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:22,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:22,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:22,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700456662] [2024-05-07 16:05:22,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:22,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:22,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:22,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:22,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:22,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:22,051 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:22,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:22,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Ended with exit code 0 [2024-05-07 16:05:22,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164,139 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:22,809 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:22,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:22,810 INFO L85 PathProgramCache]: Analyzing trace with hash -865959934, now seen corresponding path program 1 times [2024-05-07 16:05:22,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:22,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755418530] [2024-05-07 16:05:22,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:22,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:22,837 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:22,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684546626] [2024-05-07 16:05:22,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:22,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:22,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:22,838 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:22,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Waiting until timeout for monitored process [2024-05-07 16:05:23,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:23,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:05:23,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:24,033 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:05:24,033 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:24,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:24,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755418530] [2024-05-07 16:05:24,034 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:24,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684546626] [2024-05-07 16:05:24,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684546626] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:24,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:24,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:24,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668383941] [2024-05-07 16:05:24,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:24,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:24,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:24,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:24,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:24,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:24,035 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:24,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:24,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:24,302 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Ended with exit code 0 [2024-05-07 16:05:24,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165,140 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:24,493 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:24,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:24,494 INFO L85 PathProgramCache]: Analyzing trace with hash 885423516, now seen corresponding path program 1 times [2024-05-07 16:05:24,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:24,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963468217] [2024-05-07 16:05:24,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:24,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:24,521 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:24,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [675195685] [2024-05-07 16:05:24,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:24,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:24,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:24,523 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:24,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Waiting until timeout for monitored process [2024-05-07 16:05:25,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:25,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:05:25,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:25,377 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:25,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:26,917 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:05:26,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:05:26,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:27,154 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:27,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:05:27,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 135 proven. 52 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:05:27,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:27,368 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:05:27,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:05:27,399 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:05:27,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:05:27,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:05:27,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:05:27,417 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:05:27,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:05:27,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:05:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 32 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:05:27,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:27,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963468217] [2024-05-07 16:05:27,866 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:27,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [675195685] [2024-05-07 16:05:27,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [675195685] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:27,866 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:27,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:05:27,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092388484] [2024-05-07 16:05:27,867 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:27,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:05:27,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:27,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:05:27,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=550, Unknown=5, NotChecked=0, Total=650 [2024-05-07 16:05:27,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:27,868 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:27,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 34.5) internal successors, (897), 26 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:27,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:27,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:27,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:27,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:27,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:27,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:28,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:28,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:28,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:28,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:28,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Ended with exit code 0 [2024-05-07 16:05:28,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 141 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable166 [2024-05-07 16:05:28,862 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:28,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:28,862 INFO L85 PathProgramCache]: Analyzing trace with hash -971114298, now seen corresponding path program 1 times [2024-05-07 16:05:28,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:28,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526901729] [2024-05-07 16:05:28,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:28,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:28,893 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:28,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408162035] [2024-05-07 16:05:28,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:28,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:28,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:28,895 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:28,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Waiting until timeout for monitored process [2024-05-07 16:05:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:29,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:05:29,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:29,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:05:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:05:29,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:29,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:29,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526901729] [2024-05-07 16:05:29,811 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:29,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408162035] [2024-05-07 16:05:29,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408162035] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:29,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:29,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:29,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996462484] [2024-05-07 16:05:29,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:29,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:29,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:29,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:29,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:29,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:29,813 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:29,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:30,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (142)] Ended with exit code 0 [2024-05-07 16:05:30,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167,142 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:30,488 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:30,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:30,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1793311092, now seen corresponding path program 1 times [2024-05-07 16:05:30,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:30,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835008066] [2024-05-07 16:05:30,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:30,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:30,519 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:30,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1963214011] [2024-05-07 16:05:30,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:30,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:30,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:30,520 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:30,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Waiting until timeout for monitored process [2024-05-07 16:05:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:31,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:31,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:05:31,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:31,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:31,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835008066] [2024-05-07 16:05:31,505 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:31,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963214011] [2024-05-07 16:05:31,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963214011] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:31,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:31,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:31,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38577427] [2024-05-07 16:05:31,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:31,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:31,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:31,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:31,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:31,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:31,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:31,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:31,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:32,127 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Ended with exit code 0 [2024-05-07 16:05:32,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 143 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable168 [2024-05-07 16:05:32,319 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:32,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:32,319 INFO L85 PathProgramCache]: Analyzing trace with hash 529433198, now seen corresponding path program 1 times [2024-05-07 16:05:32,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:32,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626668229] [2024-05-07 16:05:32,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:32,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:32,349 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:32,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1607384164] [2024-05-07 16:05:32,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:32,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:32,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:32,350 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:32,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Waiting until timeout for monitored process [2024-05-07 16:05:33,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:33,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:05:33,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-05-07 16:05:33,621 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:33,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:33,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626668229] [2024-05-07 16:05:33,622 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:33,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607384164] [2024-05-07 16:05:33,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607384164] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:33,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:33,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:33,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356151703] [2024-05-07 16:05:33,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:33,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:33,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:33,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:33,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:33,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:33,623 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:33,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.4) internal successors, (507), 5 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:33,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:33,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Ended with exit code 0 [2024-05-07 16:05:34,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 144 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable169 [2024-05-07 16:05:34,177 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:34,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:34,178 INFO L85 PathProgramCache]: Analyzing trace with hash -626136120, now seen corresponding path program 1 times [2024-05-07 16:05:34,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:34,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592197207] [2024-05-07 16:05:34,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:34,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:34,209 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:34,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [685311033] [2024-05-07 16:05:34,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:34,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:34,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:34,211 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:34,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (145)] Waiting until timeout for monitored process [2024-05-07 16:05:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:35,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:05:35,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:35,133 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:35,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:36,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:05:37,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:37,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:05:37,269 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:37,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:05:37,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 162 proven. 58 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-05-07 16:05:37,352 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:37,496 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((|thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_12419 (Array Int Int)) (v_DerPreprocessor_25 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_25) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12419) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((|thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_12419 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12419) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:05:37,858 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12414 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12414))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread8of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_12419 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread8of10ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12419) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread8of10ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_ArrVal_12414 (Array Int Int))) (= |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12414) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_12419 (Array Int Int)) (v_DerPreprocessor_25 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_25) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12419) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:05:37,953 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_12414 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12414))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread8of10ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_12419 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread8of10ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12419) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread8of10ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_ArrVal_12414 (Array Int Int))) (= |c_thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12414) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_12419 (Array Int Int)) (v_DerPreprocessor_25 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of10ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_25) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_12419) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:05:37,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:05:37,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:05:37,964 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:05:37,968 INFO L349 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2024-05-07 16:05:37,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 142 treesize of output 1 [2024-05-07 16:05:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 88 proven. 54 refuted. 0 times theorem prover too weak. 308 trivial. 36 not checked. [2024-05-07 16:05:38,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:38,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592197207] [2024-05-07 16:05:38,361 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:38,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685311033] [2024-05-07 16:05:38,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [685311033] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:38,362 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:38,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:05:38,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108121992] [2024-05-07 16:05:38,362 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:38,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:05:38,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:38,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:05:38,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=444, Unknown=17, NotChecked=138, Total=702 [2024-05-07 16:05:38,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:38,363 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:38,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 38.18518518518518) internal successors, (1031), 27 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:38,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:39,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:39,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:39,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (145)] Ended with exit code 0 [2024-05-07 16:05:39,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 145 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable170 [2024-05-07 16:05:39,431 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:39,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:39,431 INFO L85 PathProgramCache]: Analyzing trace with hash -580662502, now seen corresponding path program 1 times [2024-05-07 16:05:39,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:39,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256364934] [2024-05-07 16:05:39,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:39,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:39,463 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:39,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1720759131] [2024-05-07 16:05:39,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:39,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:39,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:39,465 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:39,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (146)] Waiting until timeout for monitored process [2024-05-07 16:05:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:40,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:05:40,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:40,419 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-05-07 16:05:40,419 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:40,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:40,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256364934] [2024-05-07 16:05:40,419 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:40,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720759131] [2024-05-07 16:05:40,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720759131] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:40,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:40,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:40,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141135501] [2024-05-07 16:05:40,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:40,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:40,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:40,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:40,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:40,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:40,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:40,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:40,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:40,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:40,909 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (146)] Ended with exit code 0 [2024-05-07 16:05:41,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171,146 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:41,100 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:41,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:41,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1770275760, now seen corresponding path program 1 times [2024-05-07 16:05:41,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:41,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971751916] [2024-05-07 16:05:41,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:41,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:41,134 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:41,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1971910644] [2024-05-07 16:05:41,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:41,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:41,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:41,135 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:41,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (147)] Waiting until timeout for monitored process [2024-05-07 16:05:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:42,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:42,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:05:42,190 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:42,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:42,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971751916] [2024-05-07 16:05:42,190 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:42,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971910644] [2024-05-07 16:05:42,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971910644] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:42,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:42,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:42,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920286348] [2024-05-07 16:05:42,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:42,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:42,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:42,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:42,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:42,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:42,192 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:42,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 66.875) internal successors, (535), 8 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:42,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:42,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:42,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (147)] Ended with exit code 0 [2024-05-07 16:05:42,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172,147 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:42,764 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-05-07 16:05:42,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:42,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1942731838, now seen corresponding path program 1 times [2024-05-07 16:05:42,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:42,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327410810] [2024-05-07 16:05:42,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:42,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:42,797 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:42,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1399570122] [2024-05-07 16:05:42,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:42,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:42,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:42,798 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:42,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (148)] Waiting until timeout for monitored process [2024-05-07 16:05:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:05:44,181 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:05:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:05:45,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:05:45,067 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (32 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (31 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (30 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (28 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (27 of 34 remaining) [2024-05-07 16:05:45,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 34 remaining) [2024-05-07 16:05:45,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 34 remaining) [2024-05-07 16:05:45,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 34 remaining) [2024-05-07 16:05:45,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (148)] Ended with exit code 0 [2024-05-07 16:05:45,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,148 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:45,270 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:05:45,271 WARN L233 ceAbstractionStarter]: 10 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:05:45,271 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 11 thread instances. [2024-05-07 16:05:45,343 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:05:45,350 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:05:45,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:05:45,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:45,366 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:05:45,368 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:05:45,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:45,368 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:05:45,368 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:05:45,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2024-05-07 16:05:45,370 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:45,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:45,370 INFO L85 PathProgramCache]: Analyzing trace with hash -187901481, now seen corresponding path program 1 times [2024-05-07 16:05:45,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:45,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298442550] [2024-05-07 16:05:45,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:45,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:45,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (149)] Waiting until timeout for monitored process [2024-05-07 16:05:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:05:45,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:45,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298442550] [2024-05-07 16:05:45,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298442550] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:45,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:45,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:05:45,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062617186] [2024-05-07 16:05:45,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:45,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:05:45,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:45,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:05:45,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:05:45,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:45,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:45,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:45,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:45,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:45,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2024-05-07 16:05:45,454 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:45,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:45,454 INFO L85 PathProgramCache]: Analyzing trace with hash -745425800, now seen corresponding path program 1 times [2024-05-07 16:05:45,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:45,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455755695] [2024-05-07 16:05:45,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:45,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:05:45,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:45,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455755695] [2024-05-07 16:05:45,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455755695] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:45,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:45,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:05:45,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873618650] [2024-05-07 16:05:45,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:45,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:05:45,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:45,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:05:45,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:05:45,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:45,487 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:45,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:45,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:45,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:45,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:45,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:45,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2024-05-07 16:05:45,506 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:45,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:45,506 INFO L85 PathProgramCache]: Analyzing trace with hash -657612974, now seen corresponding path program 1 times [2024-05-07 16:05:45,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:45,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6486724] [2024-05-07 16:05:45,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:45,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:45,641 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:05:45,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:45,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6486724] [2024-05-07 16:05:45,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6486724] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:05:45,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838414217] [2024-05-07 16:05:45,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:45,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:45,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:45,642 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:45,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (150)] Waiting until timeout for monitored process [2024-05-07 16:05:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:46,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:05:46,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:46,472 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:46,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:46,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:46,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:05:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:05:46,643 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:46,665 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13035 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13035) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:05:46,684 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:05:46,684 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:05:46,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:05:46,740 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:05:46,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1838414217] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:46,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:05:46,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:05:46,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787290639] [2024-05-07 16:05:46,740 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:46,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:05:46,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:46,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:05:46,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:05:46,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:46,741 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:46,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:46,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:46,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:46,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:46,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:46,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:46,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:05:46,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (150)] Ended with exit code 0 [2024-05-07 16:05:47,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176,150 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:47,170 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:47,170 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:47,171 INFO L85 PathProgramCache]: Analyzing trace with hash -267628824, now seen corresponding path program 1 times [2024-05-07 16:05:47,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:47,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059344416] [2024-05-07 16:05:47,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:47,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:47,234 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:05:47,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:47,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059344416] [2024-05-07 16:05:47,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059344416] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:47,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:47,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:47,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913999352] [2024-05-07 16:05:47,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:47,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:47,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:47,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:47,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:47,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:47,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:47,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:47,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:47,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:05:47,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:47,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:47,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:05:47,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2024-05-07 16:05:47,274 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:47,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:47,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1284085632, now seen corresponding path program 1 times [2024-05-07 16:05:47,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:47,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961145467] [2024-05-07 16:05:47,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:47,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:47,341 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:05:47,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:47,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961145467] [2024-05-07 16:05:47,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961145467] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:47,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:47,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:47,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953309230] [2024-05-07 16:05:47,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:47,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:47,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:47,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:47,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:47,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:47,342 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:47,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:47,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:47,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:05:47,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:47,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:47,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:05:47,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:47,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:47,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2024-05-07 16:05:47,457 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:47,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:47,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1403580809, now seen corresponding path program 1 times [2024-05-07 16:05:47,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:47,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928342797] [2024-05-07 16:05:47,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:47,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:47,552 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:47,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [760824308] [2024-05-07 16:05:47,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:47,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:47,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:47,554 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:47,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (151)] Waiting until timeout for monitored process [2024-05-07 16:05:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:48,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:48,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:48,454 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:05:48,454 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:48,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:48,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928342797] [2024-05-07 16:05:48,454 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:48,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760824308] [2024-05-07 16:05:48,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760824308] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:48,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:48,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:48,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069431131] [2024-05-07 16:05:48,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:48,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:48,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:48,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:48,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:48,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:48,455 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:48,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:48,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:48,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:48,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:05:48,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:48,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:48,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:48,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (151)] Ended with exit code 0 [2024-05-07 16:05:48,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 151 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable179 [2024-05-07 16:05:48,800 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:48,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:48,800 INFO L85 PathProgramCache]: Analyzing trace with hash -842563792, now seen corresponding path program 1 times [2024-05-07 16:05:48,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:48,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514638438] [2024-05-07 16:05:48,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:48,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:48,819 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:48,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [485042621] [2024-05-07 16:05:48,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:48,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:48,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:48,820 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:48,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (152)] Waiting until timeout for monitored process [2024-05-07 16:05:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:49,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:05:49,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:05:49,742 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:49,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:49,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514638438] [2024-05-07 16:05:49,743 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:49,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485042621] [2024-05-07 16:05:49,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485042621] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:49,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:49,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:49,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933133278] [2024-05-07 16:05:49,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:49,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:49,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:49,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:49,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:49,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:49,744 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:49,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:49,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:49,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:49,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (152)] Ended with exit code 0 [2024-05-07 16:05:50,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180,152 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:50,019 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:50,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:50,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1992983754, now seen corresponding path program 1 times [2024-05-07 16:05:50,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:50,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150979005] [2024-05-07 16:05:50,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:50,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:50,039 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:50,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1630660981] [2024-05-07 16:05:50,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:50,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:50,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:50,040 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:50,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Waiting until timeout for monitored process [2024-05-07 16:05:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:50,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:05:50,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:50,903 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:50,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:51,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:51,337 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:05:51,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:05:51,574 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:51,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:05:51,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:05:51,656 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:51,685 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13209 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13209) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:05:51,792 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:05:51,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:05:51,809 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:05:51,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:05:51,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:05:51,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:05:51,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:05:51,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:05:51,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:05:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 12 not checked. [2024-05-07 16:05:52,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:52,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150979005] [2024-05-07 16:05:52,016 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:52,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630660981] [2024-05-07 16:05:52,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630660981] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:52,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:52,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:05:52,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981428225] [2024-05-07 16:05:52,016 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:52,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:05:52,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:52,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:05:52,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:05:52,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:52,017 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:52,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.807692307692308) internal successors, (307), 26 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:52,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:52,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:52,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:52,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:52,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:52,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:52,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:52,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:52,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:05:52,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Forceful destruction successful, exit code 0 [2024-05-07 16:05:52,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 153 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable181 [2024-05-07 16:05:52,872 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:52,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:52,873 INFO L85 PathProgramCache]: Analyzing trace with hash -248298344, now seen corresponding path program 1 times [2024-05-07 16:05:52,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:52,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132298016] [2024-05-07 16:05:52,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:52,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:52,893 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:52,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1123359933] [2024-05-07 16:05:52,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:52,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:52,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:52,894 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:52,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Waiting until timeout for monitored process [2024-05-07 16:05:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:53,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:05:53,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:53,790 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:05:53,790 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:53,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:53,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132298016] [2024-05-07 16:05:53,790 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:53,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123359933] [2024-05-07 16:05:53,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123359933] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:53,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:53,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:53,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839305837] [2024-05-07 16:05:53,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:53,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:53,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:53,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:53,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:53,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:53,791 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:53,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:05:53,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:53,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:53,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (154)] Forceful destruction successful, exit code 0 [2024-05-07 16:05:54,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182,154 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:54,154 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:54,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:54,154 INFO L85 PathProgramCache]: Analyzing trace with hash -978379218, now seen corresponding path program 1 times [2024-05-07 16:05:54,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:54,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928199455] [2024-05-07 16:05:54,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:54,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:54,179 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:54,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1898176196] [2024-05-07 16:05:54,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:54,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:54,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:54,181 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:54,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Waiting until timeout for monitored process [2024-05-07 16:05:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:55,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:05:55,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:05:55,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:55,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:55,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928199455] [2024-05-07 16:05:55,246 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:55,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898176196] [2024-05-07 16:05:55,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898176196] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:55,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:55,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:05:55,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604222329] [2024-05-07 16:05:55,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:55,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:05:55,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:55,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:05:55,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:05:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:55,247 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:55,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:55,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:55,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:55,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:55,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:55,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:55,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:55,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:55,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:05:55,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:55,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:55,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (155)] Ended with exit code 0 [2024-05-07 16:05:55,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 155 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable183 [2024-05-07 16:05:55,698 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:55,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:55,698 INFO L85 PathProgramCache]: Analyzing trace with hash 5611364, now seen corresponding path program 1 times [2024-05-07 16:05:55,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:55,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705141682] [2024-05-07 16:05:55,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:55,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:55,722 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:55,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [281503206] [2024-05-07 16:05:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:55,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:55,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:55,724 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:55,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Waiting until timeout for monitored process [2024-05-07 16:05:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:56,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:05:56,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:56,848 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:05:56,848 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:05:56,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:56,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705141682] [2024-05-07 16:05:56,848 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:56,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281503206] [2024-05-07 16:05:56,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281503206] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:05:56,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:05:56,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:05:56,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870456991] [2024-05-07 16:05:56,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:05:56,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:05:56,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:56,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:05:56,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:05:56,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:56,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:56,850 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:56,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:56,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:56,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:56,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:56,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:56,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:56,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:56,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:56,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:56,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:56,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:56,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:56,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:56,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (156)] Ended with exit code 0 [2024-05-07 16:05:57,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184,156 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:57,168 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:05:57,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:05:57,169 INFO L85 PathProgramCache]: Analyzing trace with hash -429792322, now seen corresponding path program 1 times [2024-05-07 16:05:57,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:05:57,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883827968] [2024-05-07 16:05:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:57,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:05:57,191 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:05:57,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1140046984] [2024-05-07 16:05:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:05:57,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:05:57,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:05:57,192 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:05:57,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Waiting until timeout for monitored process [2024-05-07 16:05:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:05:58,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:05:58,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:05:58,195 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:05:58,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:05:59,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:05:59,052 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:05:59,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:05:59,330 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:05:59,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:05:59,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:05:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:05:59,430 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:05:59,464 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13471 (Array Int Int))) (not (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13471) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) is different from false [2024-05-07 16:05:59,563 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:05:59,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:05:59,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 184 [2024-05-07 16:05:59,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 16:05:59,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:05:59,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:05:59,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:05:59,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:05:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 16 not checked. [2024-05-07 16:05:59,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:05:59,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883827968] [2024-05-07 16:05:59,891 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:05:59,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1140046984] [2024-05-07 16:05:59,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1140046984] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:05:59,891 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:05:59,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:05:59,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928258113] [2024-05-07 16:05:59,891 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:05:59,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:05:59,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:05:59,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:05:59,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:05:59,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:05:59,893 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:05:59,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.346153846153847) internal successors, (425), 26 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:59,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:59,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:05:59,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:05:59,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:05:59,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:05:59,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:00,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:00,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (157)] Ended with exit code 0 [2024-05-07 16:06:00,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185,157 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:00,800 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:00,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:00,800 INFO L85 PathProgramCache]: Analyzing trace with hash -144901852, now seen corresponding path program 1 times [2024-05-07 16:06:00,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:00,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680101409] [2024-05-07 16:06:00,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:00,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:00,823 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:00,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [532616965] [2024-05-07 16:06:00,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:00,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:00,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:00,825 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:00,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Waiting until timeout for monitored process [2024-05-07 16:06:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:01,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:06:01,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:01,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:06:01,860 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:06:01,861 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:01,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:01,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680101409] [2024-05-07 16:06:01,861 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:01,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532616965] [2024-05-07 16:06:01,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532616965] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:01,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:01,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:01,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744183212] [2024-05-07 16:06:01,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:01,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:01,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:01,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:01,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:01,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:01,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:01,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:01,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:01,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:01,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:01,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:01,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:01,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:02,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:02,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:02,108 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (158)] Ended with exit code 0 [2024-05-07 16:06:02,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186,158 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:02,299 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:02,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:02,299 INFO L85 PathProgramCache]: Analyzing trace with hash 566031914, now seen corresponding path program 1 times [2024-05-07 16:06:02,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:02,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090859084] [2024-05-07 16:06:02,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:02,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:02,323 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:02,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [356601874] [2024-05-07 16:06:02,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:02,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:02,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:02,324 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:02,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (159)] Waiting until timeout for monitored process [2024-05-07 16:06:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:03,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:06:03,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:06:03,510 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:03,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:03,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090859084] [2024-05-07 16:06:03,511 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:03,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [356601874] [2024-05-07 16:06:03,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [356601874] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:03,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:03,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:03,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150343588] [2024-05-07 16:06:03,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:03,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:03,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:03,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:03,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:03,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:03,512 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:03,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:03,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:03,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (159)] Ended with exit code 0 [2024-05-07 16:06:04,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187,159 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:04,040 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:04,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:04,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1944977294, now seen corresponding path program 1 times [2024-05-07 16:06:04,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:04,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956621721] [2024-05-07 16:06:04,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:04,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:04,065 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:04,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1295384929] [2024-05-07 16:06:04,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:04,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:04,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:04,067 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:04,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (160)] Waiting until timeout for monitored process [2024-05-07 16:06:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:05,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:06:05,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:05,277 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:06:05,277 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:05,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:05,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956621721] [2024-05-07 16:06:05,278 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:05,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295384929] [2024-05-07 16:06:05,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295384929] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:05,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:05,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:06:05,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730037965] [2024-05-07 16:06:05,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:05,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:06:05,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:05,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:06:05,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:06:05,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:05,279 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:05,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:05,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:05,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:05,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:05,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (160)] Ended with exit code 0 [2024-05-07 16:06:05,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188,160 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:05,631 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:05,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:05,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1750942388, now seen corresponding path program 1 times [2024-05-07 16:06:05,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:05,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474727916] [2024-05-07 16:06:05,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:05,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:05,659 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:05,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [431768020] [2024-05-07 16:06:05,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:05,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:05,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:05,661 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:05,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (161)] Waiting until timeout for monitored process [2024-05-07 16:06:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:06,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:06:06,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:06,702 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:06:06,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:06:07,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:06:07,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:06:07,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:06:08,182 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:06:08,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:06:08,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:06:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 78 proven. 34 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-05-07 16:06:08,263 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:06:08,292 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:06:08,380 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_28 (Array Int Int)) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:06:08,405 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_28 (Array Int Int)) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of11ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:06:08,413 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_28 (Array Int Int)) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:06:08,423 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_28 (Array Int Int)) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_13824 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) is different from false [2024-05-07 16:06:08,669 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_28 (Array Int Int)) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_13818 (Array Int Int))) (= |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13818) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_13818 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13818))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_13824 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:06:08,778 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_13818 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13818))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_13824 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread4of11ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_ArrVal_13818 (Array Int Int))) (= |c_thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13818) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_28 (Array Int Int)) (v_ArrVal_13824 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread4of11ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_28) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_13824) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:06:08,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:06:08,786 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:08,788 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:06:08,791 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:06:08,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 180 treesize of output 1 [2024-05-07 16:06:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 70 not checked. [2024-05-07 16:06:08,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:08,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474727916] [2024-05-07 16:06:08,978 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:08,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [431768020] [2024-05-07 16:06:08,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [431768020] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:06:08,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:06:08,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:06:08,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619965950] [2024-05-07 16:06:08,978 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:06:08,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:06:08,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:08,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:06:08,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=312, Unknown=9, NotChecked=294, Total=702 [2024-05-07 16:06:08,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:08,979 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:08,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 20.703703703703702) internal successors, (559), 27 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:08,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:09,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:09,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:09,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:09,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:09,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:09,561 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (161)] Ended with exit code 0 [2024-05-07 16:06:09,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189,161 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:09,752 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:09,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:09,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1823410102, now seen corresponding path program 1 times [2024-05-07 16:06:09,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:09,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71204553] [2024-05-07 16:06:09,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:09,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:09,777 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:09,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [813084025] [2024-05-07 16:06:09,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:09,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:09,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:09,778 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:09,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Waiting until timeout for monitored process [2024-05-07 16:06:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:10,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:06:10,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:10,726 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:06:10,726 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:10,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:10,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71204553] [2024-05-07 16:06:10,727 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:10,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813084025] [2024-05-07 16:06:10,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813084025] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:10,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:10,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:10,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428303945] [2024-05-07 16:06:10,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:10,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:10,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:10,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:10,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:10,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:10,728 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:10,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:10,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:10,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:10,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:10,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:11,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:11,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Ended with exit code 0 [2024-05-07 16:06:11,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 162 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable190 [2024-05-07 16:06:11,226 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:11,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:11,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1670943467, now seen corresponding path program 1 times [2024-05-07 16:06:11,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:11,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536395167] [2024-05-07 16:06:11,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:11,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:11,252 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:11,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1690593407] [2024-05-07 16:06:11,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:11,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:11,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:11,254 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:11,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (163)] Waiting until timeout for monitored process [2024-05-07 16:06:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:12,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:06:12,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:06:12,286 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:12,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:12,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536395167] [2024-05-07 16:06:12,287 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:12,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1690593407] [2024-05-07 16:06:12,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1690593407] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:12,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:12,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:12,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958838670] [2024-05-07 16:06:12,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:12,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:12,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:12,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:12,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:12,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:12,288 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:12,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:12,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:12,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:12,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:12,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:12,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (163)] Ended with exit code 0 [2024-05-07 16:06:12,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191,163 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:12,845 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:12,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:12,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1677801515, now seen corresponding path program 1 times [2024-05-07 16:06:12,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:12,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85673817] [2024-05-07 16:06:12,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:12,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:12,871 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:12,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [241472719] [2024-05-07 16:06:12,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:12,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:12,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:12,873 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:12,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (164)] Waiting until timeout for monitored process [2024-05-07 16:06:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:13,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:06:13,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:06:14,170 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:14,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:14,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85673817] [2024-05-07 16:06:14,170 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:14,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241472719] [2024-05-07 16:06:14,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241472719] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:14,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:14,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:06:14,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783766175] [2024-05-07 16:06:14,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:14,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:06:14,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:14,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:06:14,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:06:14,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:14,172 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:14,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:14,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:14,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (164)] Forceful destruction successful, exit code 0 [2024-05-07 16:06:14,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192,164 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:14,575 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:14,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:14,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1041321339, now seen corresponding path program 1 times [2024-05-07 16:06:14,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:14,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508663623] [2024-05-07 16:06:14,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:14,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:14,607 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:14,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [645943447] [2024-05-07 16:06:14,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:14,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:14,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:14,609 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:14,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (165)] Waiting until timeout for monitored process [2024-05-07 16:06:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:15,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:06:15,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:15,660 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:06:15,660 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:06:16,974 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:06:16,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:06:16,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:06:17,258 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:06:17,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:06:17,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:06:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 93 proven. 40 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:06:17,349 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:06:17,497 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:06:17,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:06:17,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:06:17,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:06:17,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:17,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:17,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:17,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:06:17,949 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:06:17,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:17,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508663623] [2024-05-07 16:06:17,949 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:17,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645943447] [2024-05-07 16:06:17,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645943447] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:06:17,949 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:06:17,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:06:17,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50160420] [2024-05-07 16:06:17,950 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:06:17,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:06:17,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:17,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:06:17,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=554, Unknown=1, NotChecked=0, Total=650 [2024-05-07 16:06:17,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:17,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:17,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 25.423076923076923) internal successors, (661), 26 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:17,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:17,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:18,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:18,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (165)] Ended with exit code 0 [2024-05-07 16:06:18,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 165 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable193 [2024-05-07 16:06:18,899 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:18,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:18,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1020797149, now seen corresponding path program 1 times [2024-05-07 16:06:18,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:18,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986684908] [2024-05-07 16:06:18,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:18,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:18,930 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:18,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1805351185] [2024-05-07 16:06:18,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:18,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:18,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:18,932 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:18,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (166)] Waiting until timeout for monitored process [2024-05-07 16:06:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:19,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:06:19,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:06:20,043 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:20,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:20,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986684908] [2024-05-07 16:06:20,043 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:20,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805351185] [2024-05-07 16:06:20,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805351185] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:20,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:20,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:20,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007494091] [2024-05-07 16:06:20,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:20,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:20,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:20,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:20,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:20,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:20,045 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:20,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:20,045 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:20,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:20,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:20,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (166)] Ended with exit code 0 [2024-05-07 16:06:20,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194,166 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:20,647 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:20,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:20,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1550200464, now seen corresponding path program 1 times [2024-05-07 16:06:20,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:20,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315727240] [2024-05-07 16:06:20,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:20,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:20,675 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:20,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2130406525] [2024-05-07 16:06:20,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:20,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:20,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:20,676 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:20,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (167)] Waiting until timeout for monitored process [2024-05-07 16:06:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:21,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:06:21,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:21,744 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:06:21,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:21,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:21,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315727240] [2024-05-07 16:06:21,745 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:21,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130406525] [2024-05-07 16:06:21,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130406525] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:21,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:21,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:21,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976252616] [2024-05-07 16:06:21,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:21,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:21,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:21,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:21,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:21,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:21,746 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:21,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:21,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:21,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:22,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:22,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:22,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (167)] Ended with exit code 0 [2024-05-07 16:06:22,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195,167 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:22,401 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:22,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:22,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1547499928, now seen corresponding path program 1 times [2024-05-07 16:06:22,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:22,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912769088] [2024-05-07 16:06:22,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:22,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:22,437 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:22,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [405864436] [2024-05-07 16:06:22,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:22,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:22,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:22,439 INFO L229 MonitoredProcess]: Starting monitored process 168 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:22,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Waiting until timeout for monitored process [2024-05-07 16:06:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:23,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:06:23,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:23,830 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:06:23,830 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:23,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:23,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912769088] [2024-05-07 16:06:23,830 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:23,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405864436] [2024-05-07 16:06:23,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405864436] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:23,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:23,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:06:23,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375728878] [2024-05-07 16:06:23,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:23,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:06:23,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:23,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:06:23,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:06:23,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:23,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:23,832 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:23,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:23,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:23,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:23,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:24,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:24,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:24,083 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (168)] Ended with exit code 0 [2024-05-07 16:06:24,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196,168 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:24,273 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:24,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:24,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1545960626, now seen corresponding path program 1 times [2024-05-07 16:06:24,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:24,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837322150] [2024-05-07 16:06:24,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:24,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:24,302 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:24,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [190972641] [2024-05-07 16:06:24,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:24,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:24,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:24,304 INFO L229 MonitoredProcess]: Starting monitored process 169 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:24,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Waiting until timeout for monitored process [2024-05-07 16:06:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:25,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:06:25,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:25,463 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:06:25,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:06:26,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:06:26,898 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:06:26,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:06:27,173 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:06:27,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:06:27,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:06:27,266 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 114 proven. 46 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:06:27,266 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:06:27,298 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_14792 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_14792) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:06:27,400 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:06:27,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:06:27,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 312 [2024-05-07 16:06:27,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:06:27,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:06:27,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:06:27,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:06:27,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 28 not checked. [2024-05-07 16:06:27,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:27,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837322150] [2024-05-07 16:06:27,931 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:27,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190972641] [2024-05-07 16:06:27,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190972641] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:06:27,931 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:06:27,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:06:27,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86669394] [2024-05-07 16:06:27,931 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:06:27,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:06:27,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:27,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:06:27,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:06:27,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:27,933 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:27,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 29.96153846153846) internal successors, (779), 26 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:27,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:27,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:28,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:28,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:28,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (169)] Ended with exit code 0 [2024-05-07 16:06:29,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197,169 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:29,108 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:29,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:29,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1367220016, now seen corresponding path program 1 times [2024-05-07 16:06:29,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:29,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799906639] [2024-05-07 16:06:29,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:29,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:29,138 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:29,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [117023201] [2024-05-07 16:06:29,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:29,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:29,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:29,139 INFO L229 MonitoredProcess]: Starting monitored process 170 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:29,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Waiting until timeout for monitored process [2024-05-07 16:06:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:30,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:06:30,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:30,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:06:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:06:30,297 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:30,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:30,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799906639] [2024-05-07 16:06:30,297 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:30,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [117023201] [2024-05-07 16:06:30,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [117023201] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:30,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:30,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:30,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059436455] [2024-05-07 16:06:30,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:30,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:30,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:30,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:30,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:30,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:30,299 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:30,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:30,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:30,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:30,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Ended with exit code 0 [2024-05-07 16:06:30,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198,170 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:30,907 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:30,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:30,908 INFO L85 PathProgramCache]: Analyzing trace with hash -2012515275, now seen corresponding path program 1 times [2024-05-07 16:06:30,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:30,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227960006] [2024-05-07 16:06:30,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:30,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:30,941 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:30,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1461471558] [2024-05-07 16:06:30,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:30,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:30,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:30,943 INFO L229 MonitoredProcess]: Starting monitored process 171 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:30,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Waiting until timeout for monitored process [2024-05-07 16:06:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:32,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:06:32,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:06:32,147 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:32,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:32,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227960006] [2024-05-07 16:06:32,147 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:32,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461471558] [2024-05-07 16:06:32,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461471558] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:32,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:32,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:32,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275277746] [2024-05-07 16:06:32,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:32,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:32,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:32,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:32,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:32,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:32,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:32,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:32,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:32,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:32,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Ended with exit code 0 [2024-05-07 16:06:32,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 171 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable199 [2024-05-07 16:06:32,927 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:32,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:32,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1523543687, now seen corresponding path program 1 times [2024-05-07 16:06:32,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:32,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511357391] [2024-05-07 16:06:32,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:32,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:32,957 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:32,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1283608141] [2024-05-07 16:06:32,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:32,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:32,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:32,959 INFO L229 MonitoredProcess]: Starting monitored process 172 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:32,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Waiting until timeout for monitored process [2024-05-07 16:06:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:33,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:06:33,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:06:34,310 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:34,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:34,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511357391] [2024-05-07 16:06:34,310 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:34,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1283608141] [2024-05-07 16:06:34,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1283608141] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:34,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:34,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:06:34,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193142867] [2024-05-07 16:06:34,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:34,311 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:06:34,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:34,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:06:34,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:06:34,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:34,311 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:34,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:34,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:34,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:34,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:34,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Ended with exit code 0 [2024-05-07 16:06:34,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 172 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable200 [2024-05-07 16:06:34,780 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:34,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:34,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1029542305, now seen corresponding path program 1 times [2024-05-07 16:06:34,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:34,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777493102] [2024-05-07 16:06:34,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:34,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:34,811 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:34,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1745525696] [2024-05-07 16:06:34,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:34,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:34,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:34,812 INFO L229 MonitoredProcess]: Starting monitored process 173 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:34,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Waiting until timeout for monitored process [2024-05-07 16:06:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:35,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:06:35,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:35,882 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:06:35,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:06:37,411 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:06:37,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:06:37,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:06:37,652 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:06:37,652 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:06:37,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:06:37,732 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 135 proven. 52 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:06:37,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:06:37,760 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_15407 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_15407) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:06:37,848 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:06:37,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:06:37,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:06:37,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:06:37,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:06:37,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:37,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:06:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 32 not checked. [2024-05-07 16:06:38,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:38,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777493102] [2024-05-07 16:06:38,349 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:38,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745525696] [2024-05-07 16:06:38,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745525696] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:06:38,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:06:38,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:06:38,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268919281] [2024-05-07 16:06:38,349 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:06:38,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:06:38,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:38,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:06:38,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:06:38,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:38,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:38,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 34.5) internal successors, (897), 26 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:38,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:38,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:38,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:38,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:38,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:38,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:39,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:39,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (173)] Ended with exit code 0 [2024-05-07 16:06:39,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 173 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable201 [2024-05-07 16:06:39,357 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:39,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:39,357 INFO L85 PathProgramCache]: Analyzing trace with hash -462088479, now seen corresponding path program 1 times [2024-05-07 16:06:39,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:39,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621413321] [2024-05-07 16:06:39,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:39,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:39,387 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:39,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [866951578] [2024-05-07 16:06:39,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:39,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:39,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:39,388 INFO L229 MonitoredProcess]: Starting monitored process 174 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:39,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Waiting until timeout for monitored process [2024-05-07 16:06:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:40,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:06:40,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:40,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:06:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:06:40,517 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:40,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:40,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621413321] [2024-05-07 16:06:40,517 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:40,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866951578] [2024-05-07 16:06:40,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866951578] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:40,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:40,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:40,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668185280] [2024-05-07 16:06:40,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:40,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:40,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:40,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:40,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:40,518 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:40,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:40,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:40,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:40,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:40,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:40,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,518 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:40,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:40,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:40,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:40,963 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (174)] Ended with exit code 0 [2024-05-07 16:06:41,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 174 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2024-05-07 16:06:41,153 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:41,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:41,153 INFO L85 PathProgramCache]: Analyzing trace with hash 776699463, now seen corresponding path program 1 times [2024-05-07 16:06:41,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:41,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097168476] [2024-05-07 16:06:41,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:41,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:41,184 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:41,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [469989619] [2024-05-07 16:06:41,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:41,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:41,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:41,186 INFO L229 MonitoredProcess]: Starting monitored process 175 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:41,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (175)] Waiting until timeout for monitored process [2024-05-07 16:06:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:42,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:06:42,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:06:42,376 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:42,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:42,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097168476] [2024-05-07 16:06:42,376 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:42,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469989619] [2024-05-07 16:06:42,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469989619] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:42,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:42,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:42,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457932742] [2024-05-07 16:06:42,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:42,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:42,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:42,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:42,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:42,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:42,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:42,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:42,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:42,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:42,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:42,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:42,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:42,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:42,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:43,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (175)] Ended with exit code 0 [2024-05-07 16:06:43,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 175 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable203 [2024-05-07 16:06:43,197 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:43,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:43,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1696739668, now seen corresponding path program 1 times [2024-05-07 16:06:43,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:43,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206684085] [2024-05-07 16:06:43,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:43,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:43,230 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:43,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [837201467] [2024-05-07 16:06:43,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:43,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:43,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:43,231 INFO L229 MonitoredProcess]: Starting monitored process 176 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:43,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (176)] Waiting until timeout for monitored process [2024-05-07 16:06:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:44,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:06:44,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:44,734 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-05-07 16:06:44,734 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:44,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:44,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206684085] [2024-05-07 16:06:44,734 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:44,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837201467] [2024-05-07 16:06:44,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [837201467] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:44,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:44,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:06:44,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72908897] [2024-05-07 16:06:44,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:44,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:06:44,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:44,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:06:44,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:06:44,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:44,736 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:44,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.4) internal successors, (507), 5 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:44,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:45,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:45,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:45,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:45,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:45,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:45,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (176)] Ended with exit code 0 [2024-05-07 16:06:45,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204,176 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:45,252 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:45,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:45,252 INFO L85 PathProgramCache]: Analyzing trace with hash -164275450, now seen corresponding path program 1 times [2024-05-07 16:06:45,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:45,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376728660] [2024-05-07 16:06:45,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:45,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:45,284 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:45,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [920352082] [2024-05-07 16:06:45,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:45,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:45,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:45,286 INFO L229 MonitoredProcess]: Starting monitored process 177 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:45,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (177)] Waiting until timeout for monitored process [2024-05-07 16:06:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:46,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:06:46,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:46,422 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:06:46,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:06:48,146 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:06:48,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:06:48,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:06:48,385 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:06:48,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:06:48,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:06:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 156 proven. 58 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:06:48,467 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:06:48,496 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_16111 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_16111) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:06:48,585 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:06:48,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:06:48,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:06:48,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:06:48,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:48,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:48,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:06:48,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:06:49,145 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 396 trivial. 36 not checked. [2024-05-07 16:06:49,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:49,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376728660] [2024-05-07 16:06:49,145 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:49,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920352082] [2024-05-07 16:06:49,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [920352082] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:06:49,146 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:06:49,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:06:49,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687477083] [2024-05-07 16:06:49,146 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:06:49,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:06:49,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:49,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:06:49,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:06:49,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:49,147 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:49,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 39.03846153846154) internal successors, (1015), 26 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:49,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:50,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:50,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (177)] Forceful destruction successful, exit code 0 [2024-05-07 16:06:50,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 177 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable205 [2024-05-07 16:06:50,298 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:50,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:50,298 INFO L85 PathProgramCache]: Analyzing trace with hash -586579108, now seen corresponding path program 1 times [2024-05-07 16:06:50,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:50,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957368047] [2024-05-07 16:06:50,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:50,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:50,331 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:50,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1412951655] [2024-05-07 16:06:50,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:50,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:50,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:50,332 INFO L229 MonitoredProcess]: Starting monitored process 178 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:50,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (178)] Waiting until timeout for monitored process [2024-05-07 16:06:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:51,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:06:51,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:51,470 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-05-07 16:06:51,471 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:51,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:51,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957368047] [2024-05-07 16:06:51,471 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:51,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1412951655] [2024-05-07 16:06:51,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1412951655] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:51,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:51,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:51,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559940831] [2024-05-07 16:06:51,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:51,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:51,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:51,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:51,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:51,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:51,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:51,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:51,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:51,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:06:51,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:51,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:51,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (178)] Ended with exit code 0 [2024-05-07 16:06:52,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 178 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable206 [2024-05-07 16:06:52,164 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:52,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:52,165 INFO L85 PathProgramCache]: Analyzing trace with hash -783590930, now seen corresponding path program 1 times [2024-05-07 16:06:52,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:52,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032455552] [2024-05-07 16:06:52,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:52,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:52,197 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:52,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1630811895] [2024-05-07 16:06:52,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:52,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:52,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:52,199 INFO L229 MonitoredProcess]: Starting monitored process 179 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:52,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (179)] Waiting until timeout for monitored process [2024-05-07 16:06:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:53,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:06:53,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:53,412 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:06:53,412 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:53,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:53,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032455552] [2024-05-07 16:06:53,412 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:53,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630811895] [2024-05-07 16:06:53,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630811895] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:53,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:53,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:06:53,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908964822] [2024-05-07 16:06:53,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:53,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:06:53,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:53,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:06:53,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:06:53,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:53,413 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:53,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 66.875) internal successors, (535), 8 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:53,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:54,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:54,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (179)] Ended with exit code 0 [2024-05-07 16:06:54,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207,179 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:54,370 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:54,370 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:54,370 INFO L85 PathProgramCache]: Analyzing trace with hash -312302365, now seen corresponding path program 1 times [2024-05-07 16:06:54,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:54,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068788635] [2024-05-07 16:06:54,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:54,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:54,407 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:54,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [70043872] [2024-05-07 16:06:54,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:54,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:54,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:54,408 INFO L229 MonitoredProcess]: Starting monitored process 180 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:54,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (180)] Waiting until timeout for monitored process [2024-05-07 16:06:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:55,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:06:55,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-05-07 16:06:55,987 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:06:55,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:06:55,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068788635] [2024-05-07 16:06:55,987 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:06:55,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70043872] [2024-05-07 16:06:55,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70043872] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:06:55,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:06:55,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:06:55,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288076705] [2024-05-07 16:06:55,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:06:55,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:06:55,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:06:55,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:06:55,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:06:55,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:55,990 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:06:55,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.2) internal successors, (566), 5 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:55,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:06:56,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:56,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:06:56,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:06:56,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (180)] Forceful destruction successful, exit code 0 [2024-05-07 16:06:56,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,180 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:56,569 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:06:56,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:06:56,569 INFO L85 PathProgramCache]: Analyzing trace with hash -2057536579, now seen corresponding path program 1 times [2024-05-07 16:06:56,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:06:56,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354985668] [2024-05-07 16:06:56,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:56,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:06:56,607 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:06:56,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [699237878] [2024-05-07 16:06:56,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:06:56,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:06:56,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:06:56,608 INFO L229 MonitoredProcess]: Starting monitored process 181 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:06:56,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (181)] Waiting until timeout for monitored process [2024-05-07 16:06:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:06:57,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 38 conjunts are in the unsatisfiable core [2024-05-07 16:06:57,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:06:57,852 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:06:57,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:06:59,775 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:06:59,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:06:59,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:06:59,982 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:06:59,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:07:00,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:07:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 177 proven. 64 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:07:00,148 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:00,186 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_16904 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_16904) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:07:00,265 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:07:00,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:07:00,286 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:07:00,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:07:00,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:07:00,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:07:00,301 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:00,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:07:00,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:07:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 495 trivial. 40 not checked. [2024-05-07 16:07:00,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:00,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354985668] [2024-05-07 16:07:00,856 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:00,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [699237878] [2024-05-07 16:07:00,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [699237878] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:00,856 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:07:00,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:07:00,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332426130] [2024-05-07 16:07:00,856 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:00,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:07:00,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:00,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:07:00,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:07:00,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:00,858 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:00,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 43.57692307692308) internal successors, (1133), 26 states have internal predecessors, (1133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:00,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:00,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:02,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:07:02,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (181)] Ended with exit code 0 [2024-05-07 16:07:02,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 181 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable209 [2024-05-07 16:07:02,203 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 33 more)] === [2024-05-07 16:07:02,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:02,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1943607182, now seen corresponding path program 1 times [2024-05-07 16:07:02,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:02,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970734517] [2024-05-07 16:07:02,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:02,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:02,247 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:02,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684291369] [2024-05-07 16:07:02,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:02,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:02,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:02,250 INFO L229 MonitoredProcess]: Starting monitored process 182 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:02,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (182)] Waiting until timeout for monitored process [2024-05-07 16:07:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:07:04,272 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:07:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:07:05,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:07:05,403 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:07:05,403 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 37 remaining) [2024-05-07 16:07:05,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (35 of 37 remaining) [2024-05-07 16:07:05,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (34 of 37 remaining) [2024-05-07 16:07:05,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (33 of 37 remaining) [2024-05-07 16:07:05,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (32 of 37 remaining) [2024-05-07 16:07:05,403 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (31 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (30 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (28 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (27 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 37 remaining) [2024-05-07 16:07:05,404 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 37 remaining) [2024-05-07 16:07:05,405 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 37 remaining) [2024-05-07 16:07:05,406 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 37 remaining) [2024-05-07 16:07:05,407 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 37 remaining) [2024-05-07 16:07:05,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (182)] Ended with exit code 0 [2024-05-07 16:07:05,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 182 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable210 [2024-05-07 16:07:05,608 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:07:05,608 WARN L233 ceAbstractionStarter]: 11 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:07:05,608 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 12 thread instances. [2024-05-07 16:07:05,691 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:07:05,696 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:07:05,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:07:05,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:05,697 INFO L229 MonitoredProcess]: Starting monitored process 183 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:07:05,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (183)] Waiting until timeout for monitored process [2024-05-07 16:07:05,700 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:07:05,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:05,700 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:07:05,700 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:07:05,700 INFO L358 AbstractCegarLoop]: Starting to check reachability of 40 error locations. [2024-05-07 16:07:05,702 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:05,702 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:05,702 INFO L85 PathProgramCache]: Analyzing trace with hash 109507250, now seen corresponding path program 1 times [2024-05-07 16:07:05,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:05,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772964870] [2024-05-07 16:07:05,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:05,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:05,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:07:05,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:05,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772964870] [2024-05-07 16:07:05,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772964870] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:05,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:05,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:07:05,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674237680] [2024-05-07 16:07:05,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:05,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:07:05,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:05,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:07:05,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:07:05,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:05,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:05,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:05,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:05,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:05,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2024-05-07 16:07:05,878 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:05,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:05,878 INFO L85 PathProgramCache]: Analyzing trace with hash 663542006, now seen corresponding path program 1 times [2024-05-07 16:07:05,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:05,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240531179] [2024-05-07 16:07:05,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:05,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:07:05,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:05,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240531179] [2024-05-07 16:07:05,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240531179] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:05,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:05,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:07:05,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098498747] [2024-05-07 16:07:05,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:05,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:07:05,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:05,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:07:05,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:07:05,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:05,914 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:05,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:05,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:05,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:05,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:05,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:05,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2024-05-07 16:07:05,931 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:05,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:05,932 INFO L85 PathProgramCache]: Analyzing trace with hash 604205904, now seen corresponding path program 1 times [2024-05-07 16:07:05,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:05,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61168513] [2024-05-07 16:07:05,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:05,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:07:06,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:06,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61168513] [2024-05-07 16:07:06,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61168513] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:07:06,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160231382] [2024-05-07 16:07:06,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:06,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:06,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:06,074 INFO L229 MonitoredProcess]: Starting monitored process 184 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:06,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (184)] Waiting until timeout for monitored process [2024-05-07 16:07:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:07,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:07:07,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:07,224 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:07:07,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:07:07,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:07,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:07:07,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:07:07,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:07,446 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_17150 (Array Int Int))) (not (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17150) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) is different from false [2024-05-07 16:07:07,469 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:07,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:07:07,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:07:07,534 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:07:07,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [160231382] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:07,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:07:07,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:07:07,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615414578] [2024-05-07 16:07:07,535 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:07,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:07:07,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:07,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:07:07,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:07:07,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:07,536 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:07,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:07,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:07,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:07,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:07,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:07:07,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (184)] Ended with exit code 0 [2024-05-07 16:07:08,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 184 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2024-05-07 16:07:08,008 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:08,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:08,008 INFO L85 PathProgramCache]: Analyzing trace with hash -443400837, now seen corresponding path program 1 times [2024-05-07 16:07:08,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:08,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747614531] [2024-05-07 16:07:08,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:08,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:07:08,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:08,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747614531] [2024-05-07 16:07:08,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747614531] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:08,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:08,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:07:08,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827614898] [2024-05-07 16:07:08,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:08,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:07:08,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:08,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:07:08,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:07:08,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:08,071 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:08,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:08,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:08,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:07:08,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:08,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:08,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:07:08,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2024-05-07 16:07:08,119 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:08,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:08,120 INFO L85 PathProgramCache]: Analyzing trace with hash 2140884198, now seen corresponding path program 1 times [2024-05-07 16:07:08,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:08,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100720300] [2024-05-07 16:07:08,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:08,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:07:08,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:08,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100720300] [2024-05-07 16:07:08,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100720300] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:08,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:08,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:08,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428440125] [2024-05-07 16:07:08,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:08,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:08,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:08,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:08,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:08,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:08,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:08,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:08,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:08,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:07:08,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:08,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:08,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:07:08,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:08,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:08,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2024-05-07 16:07:08,321 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:08,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:08,321 INFO L85 PathProgramCache]: Analyzing trace with hash -698415749, now seen corresponding path program 1 times [2024-05-07 16:07:08,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:08,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545662801] [2024-05-07 16:07:08,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:08,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:08,345 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:08,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1467534486] [2024-05-07 16:07:08,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:08,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:08,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:08,349 INFO L229 MonitoredProcess]: Starting monitored process 185 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:08,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Waiting until timeout for monitored process [2024-05-07 16:07:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:09,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:07:09,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:09,595 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:07:09,595 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:09,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:09,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545662801] [2024-05-07 16:07:09,596 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:09,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467534486] [2024-05-07 16:07:09,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467534486] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:09,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:09,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:09,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763525779] [2024-05-07 16:07:09,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:09,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:09,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:09,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:09,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:09,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:09,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:09,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:07:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:09,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:09,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:09,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:09,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:09,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:09,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:09,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:09,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (185)] Ended with exit code 0 [2024-05-07 16:07:09,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 185 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable216 [2024-05-07 16:07:09,978 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:09,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:09,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1051640265, now seen corresponding path program 1 times [2024-05-07 16:07:09,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:09,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026576869] [2024-05-07 16:07:09,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:09,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:10,003 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:10,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [662778184] [2024-05-07 16:07:10,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:10,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:10,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:10,004 INFO L229 MonitoredProcess]: Starting monitored process 186 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:10,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (186)] Waiting until timeout for monitored process [2024-05-07 16:07:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:11,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:07:11,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:11,374 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:07:11,374 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:11,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:11,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026576869] [2024-05-07 16:07:11,375 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:11,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662778184] [2024-05-07 16:07:11,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662778184] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:11,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:11,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:07:11,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795592592] [2024-05-07 16:07:11,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:11,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:07:11,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:11,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:07:11,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:07:11,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:11,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:11,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:11,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:11,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:11,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:11,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:11,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:11,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:11,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:11,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:11,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (186)] Ended with exit code 0 [2024-05-07 16:07:11,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 186 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable217 [2024-05-07 16:07:11,655 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:11,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:11,656 INFO L85 PathProgramCache]: Analyzing trace with hash -825939933, now seen corresponding path program 1 times [2024-05-07 16:07:11,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:11,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523807322] [2024-05-07 16:07:11,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:11,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:11,680 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:11,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1664866626] [2024-05-07 16:07:11,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:11,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:11,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:11,682 INFO L229 MonitoredProcess]: Starting monitored process 187 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:11,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (187)] Waiting until timeout for monitored process [2024-05-07 16:07:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:12,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:07:12,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:12,887 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:07:12,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:07:13,384 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:07:13,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:07:13,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:13,632 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:07:13,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:07:13,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:07:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:07:13,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:13,859 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:07:13,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:07:13,881 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:07:13,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:07:13,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:07:13,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:07:13,898 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:13,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:07:13,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:07:14,088 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:07:14,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:14,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523807322] [2024-05-07 16:07:14,088 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:14,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1664866626] [2024-05-07 16:07:14,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1664866626] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:14,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:07:14,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:07:14,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855075197] [2024-05-07 16:07:14,089 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:14,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:07:14,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:14,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:07:14,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=552, Unknown=3, NotChecked=0, Total=650 [2024-05-07 16:07:14,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:14,090 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:14,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.807692307692308) internal successors, (307), 26 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:14,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:14,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:07:14,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (187)] Ended with exit code 0 [2024-05-07 16:07:14,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 187 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable218 [2024-05-07 16:07:14,864 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:14,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:14,865 INFO L85 PathProgramCache]: Analyzing trace with hash -121791880, now seen corresponding path program 1 times [2024-05-07 16:07:14,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:14,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495043062] [2024-05-07 16:07:14,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:14,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:14,888 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:14,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1695609587] [2024-05-07 16:07:14,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:14,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:14,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:14,889 INFO L229 MonitoredProcess]: Starting monitored process 188 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:14,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (188)] Waiting until timeout for monitored process [2024-05-07 16:07:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:15,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:07:15,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:15,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:07:16,025 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:07:16,026 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:16,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:16,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495043062] [2024-05-07 16:07:16,026 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:16,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695609587] [2024-05-07 16:07:16,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1695609587] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:16,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:16,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:16,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528069725] [2024-05-07 16:07:16,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:16,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:16,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:16,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:16,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:16,027 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:16,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:07:16,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:07:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:16,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (188)] Ended with exit code 0 [2024-05-07 16:07:16,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219,188 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:16,463 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:16,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:16,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1658032526, now seen corresponding path program 1 times [2024-05-07 16:07:16,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:16,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841412734] [2024-05-07 16:07:16,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:16,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:16,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:16,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1064488885] [2024-05-07 16:07:16,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:16,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:16,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:16,488 INFO L229 MonitoredProcess]: Starting monitored process 189 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:16,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Waiting until timeout for monitored process [2024-05-07 16:07:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:17,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:07:17,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:17,660 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:07:17,661 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:17,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:17,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841412734] [2024-05-07 16:07:17,661 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:17,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064488885] [2024-05-07 16:07:17,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064488885] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:17,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:17,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:17,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970189228] [2024-05-07 16:07:17,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:17,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:17,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:17,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:17,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:17,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:17,662 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:17,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:17,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:17,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:17,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Ended with exit code 0 [2024-05-07 16:07:18,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220,189 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:18,126 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:18,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:18,126 INFO L85 PathProgramCache]: Analyzing trace with hash -317208067, now seen corresponding path program 1 times [2024-05-07 16:07:18,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:18,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780878561] [2024-05-07 16:07:18,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:18,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:18,158 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:18,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1596268869] [2024-05-07 16:07:18,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:18,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:18,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:18,159 INFO L229 MonitoredProcess]: Starting monitored process 190 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:18,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (190)] Waiting until timeout for monitored process [2024-05-07 16:07:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:19,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:07:19,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:19,378 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:07:19,378 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:19,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:19,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780878561] [2024-05-07 16:07:19,378 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:19,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596268869] [2024-05-07 16:07:19,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596268869] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:19,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:19,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:07:19,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301428985] [2024-05-07 16:07:19,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:19,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:07:19,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:19,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:07:19,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:07:19,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:19,379 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:19,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:19,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:19,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:19,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:19,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (190)] Ended with exit code 0 [2024-05-07 16:07:19,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 190 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable221 [2024-05-07 16:07:19,685 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:19,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:19,685 INFO L85 PathProgramCache]: Analyzing trace with hash -2005973289, now seen corresponding path program 1 times [2024-05-07 16:07:19,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:19,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115719173] [2024-05-07 16:07:19,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:19,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:19,710 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:19,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [514541889] [2024-05-07 16:07:19,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:19,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:19,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:19,711 INFO L229 MonitoredProcess]: Starting monitored process 191 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:19,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (191)] Waiting until timeout for monitored process [2024-05-07 16:07:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:20,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 46 conjunts are in the unsatisfiable core [2024-05-07 16:07:20,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:20,829 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-05-07 16:07:20,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-05-07 16:07:21,066 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:07:21,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:07:21,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:21,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:07:21,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-07 16:07:21,799 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:07:21,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 25 [2024-05-07 16:07:22,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:22,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:07:22,512 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:07:22,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:07:22,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:07:22,618 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 11 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:07:22,618 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:23,379 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17589 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17589))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((|thr1Thread3of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_17594 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread3of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of12ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) (or (forall ((v_ArrVal_17589 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17589) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((|thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_37 (Array Int Int)) (v_ArrVal_17594 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:07:23,499 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_17589 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17589))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread3of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_17594 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread3of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of12ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))))) (or (forall ((v_ArrVal_17589 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17589) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((|thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_37 (Array Int Int)) (v_ArrVal_17594 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_37) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_17594) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:07:23,936 INFO L349 Elim1Store]: treesize reduction 15, result has 70.0 percent of original size [2024-05-07 16:07:23,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 70 [2024-05-07 16:07:24,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:24,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 7654 treesize of output 7588 [2024-05-07 16:07:24,147 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:24,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 437 treesize of output 442 [2024-05-07 16:07:24,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 365 treesize of output 357 [2024-05-07 16:07:24,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 357 treesize of output 353 [2024-05-07 16:07:24,175 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:24,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 353 treesize of output 356 [2024-05-07 16:07:24,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 347 treesize of output 343 [2024-05-07 16:07:24,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 343 treesize of output 335 [2024-05-07 16:07:24,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 335 treesize of output 331 [2024-05-07 16:07:24,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-05-07 16:07:24,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:07:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 55 proven. 29 refuted. 0 times theorem prover too weak. 6 trivial. 16 not checked. [2024-05-07 16:07:24,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:24,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115719173] [2024-05-07 16:07:24,623 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:24,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514541889] [2024-05-07 16:07:24,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514541889] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:24,623 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:07:24,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 39 [2024-05-07 16:07:24,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341483924] [2024-05-07 16:07:24,624 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:24,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-05-07 16:07:24,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:24,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-05-07 16:07:24,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=1001, Unknown=66, NotChecked=142, Total=1482 [2024-05-07 16:07:24,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:24,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:24,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 12.025641025641026) internal successors, (469), 39 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:24,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:26,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:26,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:26,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-07 16:07:26,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (191)] Ended with exit code 0 [2024-05-07 16:07:26,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 191 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable222 [2024-05-07 16:07:26,338 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:26,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:26,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1627093724, now seen corresponding path program 1 times [2024-05-07 16:07:26,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:26,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225167574] [2024-05-07 16:07:26,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:26,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:26,363 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:26,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2008271541] [2024-05-07 16:07:26,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:26,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:26,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:26,364 INFO L229 MonitoredProcess]: Starting monitored process 192 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:26,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Waiting until timeout for monitored process [2024-05-07 16:07:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:27,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:07:27,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:27,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:07:27,502 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:07:27,502 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:27,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:27,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225167574] [2024-05-07 16:07:27,503 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:27,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008271541] [2024-05-07 16:07:27,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008271541] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:27,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:27,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:27,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630486444] [2024-05-07 16:07:27,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:27,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:27,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:27,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:27,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:27,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:27,504 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:27,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-07 16:07:27,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-07 16:07:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:27,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (192)] Ended with exit code 0 [2024-05-07 16:07:27,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 192 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2024-05-07 16:07:27,991 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:27,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:27,991 INFO L85 PathProgramCache]: Analyzing trace with hash 2057792775, now seen corresponding path program 1 times [2024-05-07 16:07:27,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:27,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38774521] [2024-05-07 16:07:27,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:27,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:28,017 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:28,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [373896599] [2024-05-07 16:07:28,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:28,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:28,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:28,018 INFO L229 MonitoredProcess]: Starting monitored process 193 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:28,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (193)] Waiting until timeout for monitored process [2024-05-07 16:07:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:29,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:07:29,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:07:29,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:29,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:29,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38774521] [2024-05-07 16:07:29,245 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:29,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [373896599] [2024-05-07 16:07:29,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [373896599] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:29,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:29,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:29,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792039232] [2024-05-07 16:07:29,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:29,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:29,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:29,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:29,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:29,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:29,246 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:29,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:29,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:29,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:29,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:29,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:29,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:29,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:29,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (193)] Ended with exit code 0 [2024-05-07 16:07:29,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 193 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable224 [2024-05-07 16:07:29,787 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:29,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:29,788 INFO L85 PathProgramCache]: Analyzing trace with hash -460546219, now seen corresponding path program 1 times [2024-05-07 16:07:29,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:29,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235803242] [2024-05-07 16:07:29,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:29,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:29,814 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:29,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [210742269] [2024-05-07 16:07:29,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:29,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:29,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:29,816 INFO L229 MonitoredProcess]: Starting monitored process 194 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:29,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (194)] Waiting until timeout for monitored process [2024-05-07 16:07:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:31,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:07:31,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:31,245 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:07:31,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:31,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:31,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235803242] [2024-05-07 16:07:31,245 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:31,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210742269] [2024-05-07 16:07:31,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210742269] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:31,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:31,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:07:31,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556069870] [2024-05-07 16:07:31,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:31,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:07:31,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:31,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:07:31,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:07:31,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:31,247 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:31,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:31,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:31,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:31,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:31,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:31,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (194)] Ended with exit code 0 [2024-05-07 16:07:31,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 194 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable225 [2024-05-07 16:07:31,606 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:31,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:31,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1359013265, now seen corresponding path program 1 times [2024-05-07 16:07:31,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:31,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451829896] [2024-05-07 16:07:31,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:31,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:31,638 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:31,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [56820219] [2024-05-07 16:07:31,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:31,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:31,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:31,639 INFO L229 MonitoredProcess]: Starting monitored process 195 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:31,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (195)] Waiting until timeout for monitored process [2024-05-07 16:07:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:32,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:07:32,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:32,846 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:07:32,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:07:33,805 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:07:33,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:07:33,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:34,054 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:07:34,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:07:34,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:07:34,136 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:07:34,136 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:34,267 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:07:34,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:07:34,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:07:34,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:07:34,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:07:34,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:07:34,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:07:34,339 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:07:34,611 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:07:34,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:34,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451829896] [2024-05-07 16:07:34,612 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:34,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56820219] [2024-05-07 16:07:34,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56820219] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:34,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:07:34,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:07:34,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591958864] [2024-05-07 16:07:34,612 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:34,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:07:34,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:34,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:07:34,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:07:34,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:34,613 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:34,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:34,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:34,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:34,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:35,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:35,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:35,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:35,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:35,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:07:35,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (195)] Ended with exit code 0 [2024-05-07 16:07:35,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 195 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable226 [2024-05-07 16:07:35,420 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:35,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:35,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1518977332, now seen corresponding path program 1 times [2024-05-07 16:07:35,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:35,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950443775] [2024-05-07 16:07:35,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:35,449 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:35,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1830567730] [2024-05-07 16:07:35,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:35,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:35,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:35,451 INFO L229 MonitoredProcess]: Starting monitored process 196 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:35,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (196)] Waiting until timeout for monitored process [2024-05-07 16:07:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:36,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:07:36,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:07:36,711 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:36,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:36,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950443775] [2024-05-07 16:07:36,711 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:36,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830567730] [2024-05-07 16:07:36,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830567730] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:36,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:36,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:36,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957284970] [2024-05-07 16:07:36,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:36,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:36,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:36,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:36,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:36,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:36,712 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:36,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:36,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:36,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:07:36,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:36,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:07:37,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:37,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (196)] Ended with exit code 0 [2024-05-07 16:07:37,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227,196 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:37,201 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:37,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:37,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1446903587, now seen corresponding path program 1 times [2024-05-07 16:07:37,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:37,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967449707] [2024-05-07 16:07:37,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:37,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:37,228 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:37,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [412657718] [2024-05-07 16:07:37,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:37,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:37,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:37,230 INFO L229 MonitoredProcess]: Starting monitored process 197 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:37,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (197)] Waiting until timeout for monitored process [2024-05-07 16:07:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:38,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:07:38,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:07:38,471 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:38,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:38,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967449707] [2024-05-07 16:07:38,471 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:38,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [412657718] [2024-05-07 16:07:38,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [412657718] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:38,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:38,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:38,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461468409] [2024-05-07 16:07:38,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:38,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:38,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:38,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:38,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:38,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:38,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:38,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:38,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:38,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:38,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (197)] Forceful destruction successful, exit code 0 [2024-05-07 16:07:39,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228,197 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:39,100 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:39,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:39,101 INFO L85 PathProgramCache]: Analyzing trace with hash -900730813, now seen corresponding path program 1 times [2024-05-07 16:07:39,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:39,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475630278] [2024-05-07 16:07:39,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:39,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:39,130 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:39,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1873783286] [2024-05-07 16:07:39,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:39,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:39,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:39,132 INFO L229 MonitoredProcess]: Starting monitored process 198 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:39,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (198)] Waiting until timeout for monitored process [2024-05-07 16:07:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:40,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:07:40,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:07:40,549 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:40,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:40,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475630278] [2024-05-07 16:07:40,549 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:40,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1873783286] [2024-05-07 16:07:40,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1873783286] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:40,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:40,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:07:40,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332079175] [2024-05-07 16:07:40,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:40,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:07:40,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:40,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:07:40,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:07:40,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:40,550 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:40,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:40,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:40,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:40,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (198)] Ended with exit code 0 [2024-05-07 16:07:40,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229,198 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:40,935 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:40,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:40,935 INFO L85 PathProgramCache]: Analyzing trace with hash -2023513251, now seen corresponding path program 1 times [2024-05-07 16:07:40,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:40,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735249447] [2024-05-07 16:07:40,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:40,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:40,965 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:40,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [918950387] [2024-05-07 16:07:40,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:40,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:40,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:40,967 INFO L229 MonitoredProcess]: Starting monitored process 199 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:40,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (199)] Waiting until timeout for monitored process [2024-05-07 16:07:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:42,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:07:42,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:42,196 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:07:42,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:07:43,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:07:43,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:07:43,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:43,743 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:07:43,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:07:43,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:07:43,822 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 99 proven. 40 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-05-07 16:07:43,822 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:43,850 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_18386 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18386) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:07:44,340 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_18381 (Array Int Int))) (= |c_thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18381) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_DerPreprocessor_43 (Array Int Int)) (|thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_18386 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_43) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18386) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_18381 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18381))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread5of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_18386 (Array Int Int))) (or (= |thr1Thread5of12ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread5of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18386) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread5of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:07:44,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:07:44,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:07:44,498 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:07:44,502 INFO L349 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2024-05-07 16:07:44,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 142 treesize of output 1 [2024-05-07 16:07:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 35 proven. 36 refuted. 0 times theorem prover too weak. 110 trivial. 44 not checked. [2024-05-07 16:07:44,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:44,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735249447] [2024-05-07 16:07:44,749 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:44,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918950387] [2024-05-07 16:07:44,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918950387] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:44,749 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:07:44,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:07:44,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248355987] [2024-05-07 16:07:44,749 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:44,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:07:44,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:44,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:07:44,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=476, Unknown=27, NotChecked=94, Total=702 [2024-05-07 16:07:44,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:44,750 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:44,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 25.074074074074073) internal successors, (677), 27 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:44,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:45,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:45,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:45,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (199)] Forceful destruction successful, exit code 0 [2024-05-07 16:07:45,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230,199 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:45,762 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:45,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:45,763 INFO L85 PathProgramCache]: Analyzing trace with hash -540181314, now seen corresponding path program 1 times [2024-05-07 16:07:45,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:45,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259612655] [2024-05-07 16:07:45,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:45,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:45,791 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:45,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [570130786] [2024-05-07 16:07:45,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:45,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:45,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:45,793 INFO L229 MonitoredProcess]: Starting monitored process 200 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:45,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (200)] Waiting until timeout for monitored process [2024-05-07 16:07:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:46,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:07:46,936 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:46,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:07:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:07:46,992 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:46,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:46,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259612655] [2024-05-07 16:07:46,992 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:46,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [570130786] [2024-05-07 16:07:46,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [570130786] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:46,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:46,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:46,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483629553] [2024-05-07 16:07:46,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:46,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:46,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:46,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:46,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:46,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:46,993 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:46,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:46,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:46,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:46,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:46,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:47,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:47,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:47,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (200)] Ended with exit code 0 [2024-05-07 16:07:47,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231,200 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:47,499 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:47,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:47,500 INFO L85 PathProgramCache]: Analyzing trace with hash 822744034, now seen corresponding path program 1 times [2024-05-07 16:07:47,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:47,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440059267] [2024-05-07 16:07:47,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:47,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:47,529 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:47,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1090581476] [2024-05-07 16:07:47,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:47,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:47,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:47,530 INFO L229 MonitoredProcess]: Starting monitored process 201 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:47,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (201)] Waiting until timeout for monitored process [2024-05-07 16:07:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:48,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:07:48,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:07:48,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:48,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:48,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440059267] [2024-05-07 16:07:48,786 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:48,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090581476] [2024-05-07 16:07:48,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090581476] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:48,787 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:48,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:48,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378793198] [2024-05-07 16:07:48,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:48,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:48,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:48,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:48,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:48,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:48,788 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:48,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:48,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:48,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:48,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:48,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:48,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:48,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:49,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:49,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:49,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (201)] Ended with exit code 0 [2024-05-07 16:07:49,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 201 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable232 [2024-05-07 16:07:49,453 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:49,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:49,453 INFO L85 PathProgramCache]: Analyzing trace with hash 350891152, now seen corresponding path program 1 times [2024-05-07 16:07:49,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:49,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947908583] [2024-05-07 16:07:49,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:49,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:49,484 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:49,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [944489431] [2024-05-07 16:07:49,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:49,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:49,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:49,485 INFO L229 MonitoredProcess]: Starting monitored process 202 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:49,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (202)] Waiting until timeout for monitored process [2024-05-07 16:07:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:50,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:07:50,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:07:50,958 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:50,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:50,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947908583] [2024-05-07 16:07:50,958 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:50,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944489431] [2024-05-07 16:07:50,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944489431] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:50,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:50,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:07:50,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255668473] [2024-05-07 16:07:50,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:50,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:07:50,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:50,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:07:50,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:07:50,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:50,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:50,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:50,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:50,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:50,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:50,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:50,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:50,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:50,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:51,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (202)] Ended with exit code 0 [2024-05-07 16:07:51,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 202 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable233 [2024-05-07 16:07:51,437 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:51,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:51,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1385472170, now seen corresponding path program 1 times [2024-05-07 16:07:51,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:51,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329866337] [2024-05-07 16:07:51,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:51,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:51,468 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:51,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1684071890] [2024-05-07 16:07:51,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:51,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:51,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:51,469 INFO L229 MonitoredProcess]: Starting monitored process 203 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:51,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (203)] Waiting until timeout for monitored process [2024-05-07 16:07:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:52,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:07:52,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:52,715 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:07:52,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:07:53,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:07:54,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:07:54,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:07:54,427 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:07:54,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:07:54,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:07:54,509 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 120 proven. 46 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-07 16:07:54,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:07:54,600 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or .cse0 (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~nexts~0#1|)))) (store .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:07:54,619 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or .cse0 (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:07:54,643 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or .cse0 (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of12ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:07:54,651 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or (not .cse0) (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:07:54,661 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))) (and (or .cse0 (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((|thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))))))) is different from false [2024-05-07 16:07:54,900 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_18909 (Array Int Int))) (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18909) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_18909 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18909))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:07:55,001 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_18909 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18909) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_44 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_44) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_18909 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18909))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_18914 (Array Int Int)) (|thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_18914) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread6of12ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|))))))) is different from false [2024-05-07 16:07:55,029 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-05-07 16:07:55,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 376 treesize of output 360 [2024-05-07 16:07:55,040 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:07:55,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 344 treesize of output 332 [2024-05-07 16:07:55,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2024-05-07 16:07:55,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:07:55,072 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:07:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 76 not checked. [2024-05-07 16:07:55,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:55,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329866337] [2024-05-07 16:07:55,348 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:55,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684071890] [2024-05-07 16:07:55,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684071890] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:07:55,348 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:07:55,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:07:55,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651191008] [2024-05-07 16:07:55,349 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:07:55,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:07:55,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:55,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:07:55,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=311, Unknown=9, NotChecked=294, Total=702 [2024-05-07 16:07:55,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:55,350 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:55,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 29.444444444444443) internal successors, (795), 27 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:55,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:55,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:56,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:56,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (203)] Ended with exit code 0 [2024-05-07 16:07:56,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234,203 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:56,242 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:56,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:56,242 INFO L85 PathProgramCache]: Analyzing trace with hash 453990417, now seen corresponding path program 1 times [2024-05-07 16:07:56,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:56,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218915617] [2024-05-07 16:07:56,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:56,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:56,273 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:56,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [768644395] [2024-05-07 16:07:56,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:56,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:56,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:56,274 INFO L229 MonitoredProcess]: Starting monitored process 204 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:56,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (204)] Waiting until timeout for monitored process [2024-05-07 16:07:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:57,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:07:57,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:57,586 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:07:57,586 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:57,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:57,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218915617] [2024-05-07 16:07:57,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:57,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768644395] [2024-05-07 16:07:57,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768644395] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:57,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:57,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:57,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329457969] [2024-05-07 16:07:57,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:57,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:57,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:57,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:57,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:57,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:57,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:57,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:57,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:57,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:57,970 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (204)] Ended with exit code 0 [2024-05-07 16:07:58,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 204 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable235 [2024-05-07 16:07:58,160 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:07:58,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:07:58,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1383455949, now seen corresponding path program 1 times [2024-05-07 16:07:58,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:07:58,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325116297] [2024-05-07 16:07:58,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:58,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:07:58,192 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:07:58,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1872261329] [2024-05-07 16:07:58,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:07:58,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:07:58,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:07:58,193 INFO L229 MonitoredProcess]: Starting monitored process 205 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:07:58,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (205)] Waiting until timeout for monitored process [2024-05-07 16:07:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:07:59,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:07:59,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:07:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:07:59,489 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:07:59,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:07:59,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325116297] [2024-05-07 16:07:59,490 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:07:59,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872261329] [2024-05-07 16:07:59,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872261329] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:07:59,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:07:59,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:07:59,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209361729] [2024-05-07 16:07:59,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:07:59,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:07:59,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:07:59,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:07:59,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:07:59,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:07:59,491 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:07:59,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:59,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:07:59,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:00,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:00,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (205)] Ended with exit code 0 [2024-05-07 16:08:00,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 205 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable236 [2024-05-07 16:08:00,215 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:00,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:00,216 INFO L85 PathProgramCache]: Analyzing trace with hash 622985317, now seen corresponding path program 1 times [2024-05-07 16:08:00,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:00,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823467216] [2024-05-07 16:08:00,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:00,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:00,248 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:00,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1466815957] [2024-05-07 16:08:00,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:00,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:00,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:00,250 INFO L229 MonitoredProcess]: Starting monitored process 206 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:00,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (206)] Waiting until timeout for monitored process [2024-05-07 16:08:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:01,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:08:01,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:08:01,802 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:01,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:01,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823467216] [2024-05-07 16:08:01,803 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:01,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466815957] [2024-05-07 16:08:01,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1466815957] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:01,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:01,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:08:01,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251429882] [2024-05-07 16:08:01,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:01,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:08:01,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:01,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:08:01,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:08:01,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:01,804 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:01,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:01,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:01,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:02,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:02,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:02,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:02,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (206)] Ended with exit code 0 [2024-05-07 16:08:02,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 206 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable237 [2024-05-07 16:08:02,316 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:02,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:02,316 INFO L85 PathProgramCache]: Analyzing trace with hash -2036270401, now seen corresponding path program 1 times [2024-05-07 16:08:02,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:02,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263551562] [2024-05-07 16:08:02,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:02,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:02,348 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:02,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1637416929] [2024-05-07 16:08:02,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:02,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:02,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:02,350 INFO L229 MonitoredProcess]: Starting monitored process 207 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:02,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (207)] Waiting until timeout for monitored process [2024-05-07 16:08:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:03,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:08:03,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:03,607 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:08:03,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:08:04,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:08:05,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:08:05,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:08:05,507 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:08:05,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:08:05,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:08:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 141 proven. 52 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2024-05-07 16:08:05,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:08:05,617 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_19529 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:08:05,765 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_46 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_46) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread7of12ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:08:05,772 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_46 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_46) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:08:05,783 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_46 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_46) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((|thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= 0 |thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (not .cse0))))) is different from false [2024-05-07 16:08:06,022 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_19525 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19525))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= 0 |thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))))) (or (forall ((v_ArrVal_19525 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19525) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_46 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_46) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:08:06,119 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_19525 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19525))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= 0 |thr1Thread7of12ForFork0_calculateNext_~calculateNext_return~0#1|))) (not (= |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_ArrVal_19529 (Array Int Int)) (|thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_46 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_46) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19529) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_19525 (Array Int Int))) (= |c_thr1Thread7of12ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_19525) |c_~#seed~0.base|) |c_~#seed~0.offset|))))) is different from false [2024-05-07 16:08:06,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2024-05-07 16:08:06,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:08:06,128 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:08:06,130 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:08:06,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:08:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 115 not checked. [2024-05-07 16:08:06,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:06,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263551562] [2024-05-07 16:08:06,469 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:06,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1637416929] [2024-05-07 16:08:06,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1637416929] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:08:06,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:08:06,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:08:06,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999363808] [2024-05-07 16:08:06,470 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:08:06,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:08:06,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:06,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:08:06,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=323, Unknown=32, NotChecked=258, Total=702 [2024-05-07 16:08:06,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:06,471 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:06,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 33.81481481481482) internal successors, (913), 27 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:06,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:06,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:06,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:06,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:06,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:07,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (207)] Ended with exit code 0 [2024-05-07 16:08:07,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 207 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable238 [2024-05-07 16:08:07,571 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:07,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:07,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1993593308, now seen corresponding path program 1 times [2024-05-07 16:08:07,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:07,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524776451] [2024-05-07 16:08:07,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:07,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:07,605 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:07,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1378091052] [2024-05-07 16:08:07,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:07,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:07,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:07,606 INFO L229 MonitoredProcess]: Starting monitored process 208 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:07,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (208)] Waiting until timeout for monitored process [2024-05-07 16:08:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:08,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:08:08,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:08,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:08:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:08:08,903 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:08,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:08,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524776451] [2024-05-07 16:08:08,903 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:08,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378091052] [2024-05-07 16:08:08,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378091052] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:08,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:08,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:08,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835492894] [2024-05-07 16:08:08,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:08,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:08,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:08,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:08,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:08,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:08,904 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:08,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:08,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:08,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:08,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:08,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:08,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:08,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:08,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:09,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:09,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:09,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:09,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (208)] Ended with exit code 0 [2024-05-07 16:08:09,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 208 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable239 [2024-05-07 16:08:09,533 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:09,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:09,533 INFO L85 PathProgramCache]: Analyzing trace with hash 221489034, now seen corresponding path program 1 times [2024-05-07 16:08:09,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:09,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669629121] [2024-05-07 16:08:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:09,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:09,570 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:09,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [142400255] [2024-05-07 16:08:09,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:09,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:09,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:09,571 INFO L229 MonitoredProcess]: Starting monitored process 209 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:09,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (209)] Waiting until timeout for monitored process [2024-05-07 16:08:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:10,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:08:10,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:08:10,947 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:10,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:10,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669629121] [2024-05-07 16:08:10,947 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:10,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142400255] [2024-05-07 16:08:10,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [142400255] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:10,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:10,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:10,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695828524] [2024-05-07 16:08:10,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:10,947 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:10,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:10,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:10,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:10,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:10,948 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:10,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:10,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:10,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:10,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:10,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:10,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:10,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:10,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:11,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (209)] Ended with exit code 0 [2024-05-07 16:08:11,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,209 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:11,829 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:11,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:11,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1049544479, now seen corresponding path program 1 times [2024-05-07 16:08:11,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:11,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220863253] [2024-05-07 16:08:11,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:11,864 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:11,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1225310359] [2024-05-07 16:08:11,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:11,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:11,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:11,865 INFO L229 MonitoredProcess]: Starting monitored process 210 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:11,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (210)] Waiting until timeout for monitored process [2024-05-07 16:08:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:13,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:08:13,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:13,531 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-05-07 16:08:13,532 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:13,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:13,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220863253] [2024-05-07 16:08:13,532 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:13,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225310359] [2024-05-07 16:08:13,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225310359] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:13,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:13,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:08:13,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966315333] [2024-05-07 16:08:13,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:13,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:08:13,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:13,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:08:13,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:08:13,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:13,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:13,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.4) internal successors, (507), 5 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:13,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:13,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:13,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:13,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:13,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:13,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:13,864 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (210)] Ended with exit code 0 [2024-05-07 16:08:14,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241,210 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:14,053 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:14,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:14,053 INFO L85 PathProgramCache]: Analyzing trace with hash -896203013, now seen corresponding path program 1 times [2024-05-07 16:08:14,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:14,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304062513] [2024-05-07 16:08:14,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:14,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:14,088 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:14,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2126231004] [2024-05-07 16:08:14,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:14,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:14,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:14,089 INFO L229 MonitoredProcess]: Starting monitored process 211 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:14,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (211)] Waiting until timeout for monitored process [2024-05-07 16:08:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:15,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:08:15,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:15,421 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:08:15,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:08:17,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:08:17,183 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:08:17,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:08:17,418 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:08:17,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:08:17,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:08:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 156 proven. 58 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:08:17,500 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:08:17,529 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_20231 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_20231) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:08:17,627 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:08:17,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:08:17,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:08:17,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:08:17,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:08:17,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:08:17,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:08:17,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:08:18,190 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 396 trivial. 36 not checked. [2024-05-07 16:08:18,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:18,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304062513] [2024-05-07 16:08:18,190 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:18,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126231004] [2024-05-07 16:08:18,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126231004] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:08:18,190 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:08:18,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:08:18,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910786100] [2024-05-07 16:08:18,191 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:08:18,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:08:18,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:18,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:08:18,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:08:18,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:18,192 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:18,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 39.03846153846154) internal successors, (1015), 26 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:18,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:19,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:19,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:19,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:19,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:19,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:19,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:19,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:08:19,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (211)] Ended with exit code 0 [2024-05-07 16:08:19,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 211 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable242 [2024-05-07 16:08:19,397 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:19,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:19,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1785919616, now seen corresponding path program 1 times [2024-05-07 16:08:19,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:19,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808214868] [2024-05-07 16:08:19,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:19,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:19,433 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:19,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [528210668] [2024-05-07 16:08:19,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:19,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:19,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:19,434 INFO L229 MonitoredProcess]: Starting monitored process 212 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:19,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (212)] Waiting until timeout for monitored process [2024-05-07 16:08:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:20,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:08:20,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:20,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:08:20,785 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-05-07 16:08:20,785 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:20,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:20,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808214868] [2024-05-07 16:08:20,785 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:20,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528210668] [2024-05-07 16:08:20,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528210668] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:20,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:20,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:20,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3253264] [2024-05-07 16:08:20,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:20,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:20,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:20,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:20,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:20,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:20,787 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:20,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:08:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:21,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:21,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (212)] Ended with exit code 0 [2024-05-07 16:08:21,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243,212 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:21,505 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:21,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:21,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1895849949, now seen corresponding path program 1 times [2024-05-07 16:08:21,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:21,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753835106] [2024-05-07 16:08:21,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:21,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:21,542 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:21,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1287278167] [2024-05-07 16:08:21,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:21,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:21,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:21,544 INFO L229 MonitoredProcess]: Starting monitored process 213 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:21,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Waiting until timeout for monitored process [2024-05-07 16:08:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:22,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:08:22,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:23,022 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:08:23,022 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:23,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:23,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753835106] [2024-05-07 16:08:23,022 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:23,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287278167] [2024-05-07 16:08:23,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287278167] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:23,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:23,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:23,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242627718] [2024-05-07 16:08:23,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:23,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:23,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:23,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:23,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:23,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:23,023 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:23,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 66.875) internal successors, (535), 8 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:23,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:23,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:23,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Ended with exit code 0 [2024-05-07 16:08:23,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244,213 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:23,960 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:23,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:23,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1478520082, now seen corresponding path program 1 times [2024-05-07 16:08:23,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:23,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953532572] [2024-05-07 16:08:23,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:23,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:23,998 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:23,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [347288833] [2024-05-07 16:08:23,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:23,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:23,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:24,000 INFO L229 MonitoredProcess]: Starting monitored process 214 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:24,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (214)] Waiting until timeout for monitored process [2024-05-07 16:08:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:25,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:08:25,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-05-07 16:08:25,767 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:25,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:25,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953532572] [2024-05-07 16:08:25,767 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:25,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347288833] [2024-05-07 16:08:25,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347288833] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:25,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:25,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:08:25,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304871087] [2024-05-07 16:08:25,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:25,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:08:25,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:25,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:08:25,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:08:25,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:25,769 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:25,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.2) internal successors, (566), 5 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:25,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:26,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (214)] Ended with exit code 0 [2024-05-07 16:08:26,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 214 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable245 [2024-05-07 16:08:26,397 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:26,397 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:26,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1803629880, now seen corresponding path program 1 times [2024-05-07 16:08:26,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:26,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133205152] [2024-05-07 16:08:26,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:26,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:26,435 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:26,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1325208379] [2024-05-07 16:08:26,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:26,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:26,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:26,436 INFO L229 MonitoredProcess]: Starting monitored process 215 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:26,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (215)] Waiting until timeout for monitored process [2024-05-07 16:08:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:27,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:08:27,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:27,824 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:08:27,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:08:29,844 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:08:29,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:08:29,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:08:30,060 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:08:30,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:08:30,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:08:30,168 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 177 proven. 64 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:08:30,168 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:08:30,308 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:08:30,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:08:30,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:08:30,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:08:30,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:08:30,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:08:30,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:08:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-05-07 16:08:30,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:30,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133205152] [2024-05-07 16:08:30,941 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:30,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325208379] [2024-05-07 16:08:30,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325208379] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:08:30,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:08:30,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:08:30,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755441663] [2024-05-07 16:08:30,942 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:08:30,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:08:30,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:30,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:08:30,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=554, Unknown=1, NotChecked=0, Total=650 [2024-05-07 16:08:30,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:30,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:30,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 43.57692307692308) internal successors, (1133), 26 states have internal predecessors, (1133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:30,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:30,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:31,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:08:32,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (215)] Forceful destruction successful, exit code 0 [2024-05-07 16:08:32,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 215 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable246 [2024-05-07 16:08:32,197 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:32,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:32,198 INFO L85 PathProgramCache]: Analyzing trace with hash -129581354, now seen corresponding path program 1 times [2024-05-07 16:08:32,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:32,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684764696] [2024-05-07 16:08:32,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:32,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:32,235 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:32,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [969013395] [2024-05-07 16:08:32,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:32,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:32,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:32,237 INFO L229 MonitoredProcess]: Starting monitored process 216 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:32,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (216)] Waiting until timeout for monitored process [2024-05-07 16:08:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:33,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:08:33,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:33,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:08:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-05-07 16:08:33,643 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:33,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:33,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684764696] [2024-05-07 16:08:33,643 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:33,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969013395] [2024-05-07 16:08:33,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969013395] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:33,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:33,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:33,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956203986] [2024-05-07 16:08:33,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:33,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:33,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:33,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:33,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:33,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:33,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:33,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.5) internal successors, (580), 8 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:08:33,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:34,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:34,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:34,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (216)] Ended with exit code 0 [2024-05-07 16:08:34,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247,216 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:34,425 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:34,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:34,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1709315282, now seen corresponding path program 1 times [2024-05-07 16:08:34,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:34,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217232292] [2024-05-07 16:08:34,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:34,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:34,464 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:34,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [410755001] [2024-05-07 16:08:34,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:34,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:34,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:34,465 INFO L229 MonitoredProcess]: Starting monitored process 217 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:34,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (217)] Waiting until timeout for monitored process [2024-05-07 16:08:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:35,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:08:35,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:35,924 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:08:35,924 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:35,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:35,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217232292] [2024-05-07 16:08:35,924 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:35,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410755001] [2024-05-07 16:08:35,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [410755001] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:35,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:35,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:35,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665770156] [2024-05-07 16:08:35,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:35,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:35,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:35,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:35,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:35,926 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:35,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 74.375) internal successors, (595), 8 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:35,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:36,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:36,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:36,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (217)] Ended with exit code 0 [2024-05-07 16:08:36,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248,217 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:36,917 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:36,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:36,918 INFO L85 PathProgramCache]: Analyzing trace with hash 532468812, now seen corresponding path program 1 times [2024-05-07 16:08:36,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:36,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735424453] [2024-05-07 16:08:36,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:36,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:36,958 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:36,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1971054699] [2024-05-07 16:08:36,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:36,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:36,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:36,959 INFO L229 MonitoredProcess]: Starting monitored process 218 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:36,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (218)] Waiting until timeout for monitored process [2024-05-07 16:08:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:38,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:08:38,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:38,833 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-05-07 16:08:38,833 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:38,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:38,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735424453] [2024-05-07 16:08:38,834 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:38,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971054699] [2024-05-07 16:08:38,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971054699] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:38,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:38,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:08:38,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089179345] [2024-05-07 16:08:38,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:38,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:08:38,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:38,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:08:38,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:08:38,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:38,835 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:38,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 125.0) internal successors, (625), 5 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:38,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:38,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:38,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:38,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:39,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:39,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:39,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:39,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:39,336 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (218)] Ended with exit code 0 [2024-05-07 16:08:39,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 218 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable249 [2024-05-07 16:08:39,525 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:39,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:39,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1702476186, now seen corresponding path program 1 times [2024-05-07 16:08:39,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:39,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137424917] [2024-05-07 16:08:39,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:39,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:39,565 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:39,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [727081848] [2024-05-07 16:08:39,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:39,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:39,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:39,566 INFO L229 MonitoredProcess]: Starting monitored process 219 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:39,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (219)] Waiting until timeout for monitored process [2024-05-07 16:08:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:40,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 16:08:40,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:41,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:08:41,607 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:08:41,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-05-07 16:08:41,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-05-07 16:08:41,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:08:41,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:08:41,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:08:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 230 proven. 15 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:08:41,802 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:08:41,883 INFO L349 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2024-05-07 16:08:41,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 60 [2024-05-07 16:08:41,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-05-07 16:08:41,901 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:08:41,901 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2024-05-07 16:08:41,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-05-07 16:08:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:08:42,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:42,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137424917] [2024-05-07 16:08:42,476 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:42,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727081848] [2024-05-07 16:08:42,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [727081848] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:08:42,476 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:08:42,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-05-07 16:08:42,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4205834] [2024-05-07 16:08:42,477 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:08:42,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-07 16:08:42,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:42,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-07 16:08:42,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2024-05-07 16:08:42,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:42,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:42,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 38.05) internal successors, (761), 20 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:42,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:42,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-07 16:08:43,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:43,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:43,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:43,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:08:43,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (219)] Ended with exit code 0 [2024-05-07 16:08:43,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250,219 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:43,493 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 36 more)] === [2024-05-07 16:08:43,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:43,493 INFO L85 PathProgramCache]: Analyzing trace with hash -422215047, now seen corresponding path program 1 times [2024-05-07 16:08:43,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:43,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668065099] [2024-05-07 16:08:43,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:43,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:43,534 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:43,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [372476775] [2024-05-07 16:08:43,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:43,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:43,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:43,535 INFO L229 MonitoredProcess]: Starting monitored process 220 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:43,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (220)] Waiting until timeout for monitored process [2024-05-07 16:08:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:08:45,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:08:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:08:46,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:08:46,825 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (39 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (38 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (37 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (36 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (35 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (34 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (33 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (32 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (31 of 40 remaining) [2024-05-07 16:08:46,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (30 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (28 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (27 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 40 remaining) [2024-05-07 16:08:46,826 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 40 remaining) [2024-05-07 16:08:46,827 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 40 remaining) [2024-05-07 16:08:46,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (220)] Ended with exit code 0 [2024-05-07 16:08:47,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251,220 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:47,029 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:08:47,029 WARN L233 ceAbstractionStarter]: 12 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:08:47,029 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 13 thread instances. [2024-05-07 16:08:47,119 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:08:47,124 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:08:47,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:08:47,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:47,125 INFO L229 MonitoredProcess]: Starting monitored process 221 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:08:47,128 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:08:47,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:47,128 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:08:47,129 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:08:47,129 INFO L358 AbstractCegarLoop]: Starting to check reachability of 43 error locations. [2024-05-07 16:08:47,131 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:47,131 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:47,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1115005901, now seen corresponding path program 1 times [2024-05-07 16:08:47,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:47,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161057574] [2024-05-07 16:08:47,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:47,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:47,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (221)] Waiting until timeout for monitored process [2024-05-07 16:08:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:08:47,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:47,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161057574] [2024-05-07 16:08:47,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161057574] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:47,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:47,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:08:47,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216722847] [2024-05-07 16:08:47,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:47,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:08:47,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:47,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:08:47,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:08:47,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:47,178 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:47,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:47,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:47,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:47,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2024-05-07 16:08:47,221 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:47,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:47,221 INFO L85 PathProgramCache]: Analyzing trace with hash -110517914, now seen corresponding path program 1 times [2024-05-07 16:08:47,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:47,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347158072] [2024-05-07 16:08:47,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:47,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:08:47,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:47,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347158072] [2024-05-07 16:08:47,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347158072] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:47,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:47,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:08:47,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490777892] [2024-05-07 16:08:47,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:47,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:08:47,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:47,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:08:47,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:08:47,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:47,260 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:47,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:47,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:47,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:47,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:47,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:47,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2024-05-07 16:08:47,279 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:47,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:47,279 INFO L85 PathProgramCache]: Analyzing trace with hash -302465728, now seen corresponding path program 1 times [2024-05-07 16:08:47,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:47,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420813738] [2024-05-07 16:08:47,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:47,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:08:47,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:47,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420813738] [2024-05-07 16:08:47,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420813738] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:08:47,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083970835] [2024-05-07 16:08:47,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:47,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:47,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:47,416 INFO L229 MonitoredProcess]: Starting monitored process 222 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:47,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (222)] Waiting until timeout for monitored process [2024-05-07 16:08:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:48,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:08:48,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:48,702 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:08:48,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:08:48,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:08:48,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:08:48,973 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:08:48,973 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:08:49,001 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_22176 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_22176) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:08:49,020 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:08:49,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:08:49,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:08:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:08:49,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2083970835] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:08:49,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:08:49,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:08:49,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695173618] [2024-05-07 16:08:49,076 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:08:49,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:08:49,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:49,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:08:49,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:08:49,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:49,077 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:49,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:49,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:49,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:49,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:49,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:08:49,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (222)] Ended with exit code 0 [2024-05-07 16:08:49,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254,222 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:49,522 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:49,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:49,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1174138864, now seen corresponding path program 1 times [2024-05-07 16:08:49,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:49,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11146192] [2024-05-07 16:08:49,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:49,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:49,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:49,572 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:08:49,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:49,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11146192] [2024-05-07 16:08:49,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11146192] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:49,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:49,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:08:49,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466462230] [2024-05-07 16:08:49,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:49,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:08:49,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:49,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:08:49,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:08:49,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:49,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:49,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:08:49,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:49,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:49,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:08:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2024-05-07 16:08:49,620 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:49,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:49,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1933420633, now seen corresponding path program 1 times [2024-05-07 16:08:49,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:49,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786273312] [2024-05-07 16:08:49,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:49,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:08:49,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:49,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786273312] [2024-05-07 16:08:49,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786273312] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:49,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:49,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:49,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298699027] [2024-05-07 16:08:49,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:49,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:49,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:49,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:49,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:49,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:49,693 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:49,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:08:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:08:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:49,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2024-05-07 16:08:49,812 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:49,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:49,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1315799904, now seen corresponding path program 1 times [2024-05-07 16:08:49,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:49,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119186614] [2024-05-07 16:08:49,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:49,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:49,836 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:49,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [321346198] [2024-05-07 16:08:49,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:49,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:49,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:49,837 INFO L229 MonitoredProcess]: Starting monitored process 223 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:49,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (223)] Waiting until timeout for monitored process [2024-05-07 16:08:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:51,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:08:51,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:08:51,204 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:51,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:51,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119186614] [2024-05-07 16:08:51,204 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:51,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321346198] [2024-05-07 16:08:51,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321346198] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:51,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:51,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:51,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752467023] [2024-05-07 16:08:51,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:51,205 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:51,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:51,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:51,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:51,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:51,205 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:51,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:08:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:51,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:51,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:51,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:51,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (223)] Forceful destruction successful, exit code 0 [2024-05-07 16:08:51,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 223 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable257 [2024-05-07 16:08:51,572 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:51,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:51,573 INFO L85 PathProgramCache]: Analyzing trace with hash 363261162, now seen corresponding path program 1 times [2024-05-07 16:08:51,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:51,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687790881] [2024-05-07 16:08:51,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:51,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:51,597 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:51,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1685174500] [2024-05-07 16:08:51,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:51,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:51,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:51,599 INFO L229 MonitoredProcess]: Starting monitored process 224 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:51,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (224)] Waiting until timeout for monitored process [2024-05-07 16:08:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:52,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:08:52,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:52,978 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:08:52,978 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:52,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:52,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687790881] [2024-05-07 16:08:52,978 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:52,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1685174500] [2024-05-07 16:08:52,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1685174500] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:52,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:52,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:08:52,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115195865] [2024-05-07 16:08:52,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:52,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:08:52,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:52,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:08:52,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:08:52,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:52,979 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:52,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:52,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:53,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:53,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (224)] Ended with exit code 0 [2024-05-07 16:08:53,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 224 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable258 [2024-05-07 16:08:53,252 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:53,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:53,253 INFO L85 PathProgramCache]: Analyzing trace with hash 577355908, now seen corresponding path program 1 times [2024-05-07 16:08:53,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:53,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900746721] [2024-05-07 16:08:53,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:53,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:53,278 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:53,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1493539687] [2024-05-07 16:08:53,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:53,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:53,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:53,280 INFO L229 MonitoredProcess]: Starting monitored process 225 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:53,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (225)] Waiting until timeout for monitored process [2024-05-07 16:08:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:54,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:08:54,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:54,679 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:08:54,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:08:55,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:08:55,115 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:08:55,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:08:55,353 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:08:55,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:08:55,427 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:08:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 22 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:08:55,435 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:08:55,463 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_22352 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_22352) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:08:55,551 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:08:55,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:08:55,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 312 [2024-05-07 16:08:55,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:08:55,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:08:55,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:08:55,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:08:55,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:08:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 33 trivial. 12 not checked. [2024-05-07 16:08:55,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:55,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900746721] [2024-05-07 16:08:55,781 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:55,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493539687] [2024-05-07 16:08:55,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493539687] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:08:55,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:08:55,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:08:55,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587107680] [2024-05-07 16:08:55,781 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:08:55,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:08:55,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:55,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:08:55,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:08:55,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:55,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:55,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 11.807692307692308) internal successors, (307), 26 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:55,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:55,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:55,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:55,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:55,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:55,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:55,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:55,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:56,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:56,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:56,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:56,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:08:56,418 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (225)] Forceful destruction successful, exit code 0 [2024-05-07 16:08:56,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 225 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable259 [2024-05-07 16:08:56,608 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:56,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:56,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1040876461, now seen corresponding path program 1 times [2024-05-07 16:08:56,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:56,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628688197] [2024-05-07 16:08:56,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:56,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:56,633 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:56,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [474721908] [2024-05-07 16:08:56,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:56,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:56,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:56,634 INFO L229 MonitoredProcess]: Starting monitored process 226 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:56,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (226)] Waiting until timeout for monitored process [2024-05-07 16:08:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:57,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:08:57,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:08:57,985 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:57,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:57,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628688197] [2024-05-07 16:08:57,986 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:57,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474721908] [2024-05-07 16:08:57,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474721908] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:57,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:57,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:57,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410651966] [2024-05-07 16:08:57,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:57,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:57,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:57,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:57,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:57,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:57,987 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:57,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:08:57,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:08:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:58,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (226)] Forceful destruction successful, exit code 0 [2024-05-07 16:08:58,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260,226 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:58,354 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:08:58,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:08:58,354 INFO L85 PathProgramCache]: Analyzing trace with hash -316281575, now seen corresponding path program 1 times [2024-05-07 16:08:58,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:08:58,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054070968] [2024-05-07 16:08:58,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:58,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:08:58,424 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:08:58,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [485745492] [2024-05-07 16:08:58,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:08:58,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:08:58,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:08:58,426 INFO L229 MonitoredProcess]: Starting monitored process 227 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:08:58,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (227)] Waiting until timeout for monitored process [2024-05-07 16:08:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:08:59,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:08:59,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:08:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:08:59,854 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:08:59,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:08:59,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054070968] [2024-05-07 16:08:59,854 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:08:59,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [485745492] [2024-05-07 16:08:59,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [485745492] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:08:59,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:08:59,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:08:59,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676986013] [2024-05-07 16:08:59,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:08:59,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:08:59,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:08:59,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:08:59,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:08:59,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:08:59,855 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:08:59,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:08:59,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:08:59,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:00,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (227)] Forceful destruction successful, exit code 0 [2024-05-07 16:09:00,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261,227 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:00,288 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:00,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:00,288 INFO L85 PathProgramCache]: Analyzing trace with hash 340751446, now seen corresponding path program 1 times [2024-05-07 16:09:00,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:00,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430117168] [2024-05-07 16:09:00,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:00,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:00,315 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:00,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1264234714] [2024-05-07 16:09:00,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:00,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:00,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:00,316 INFO L229 MonitoredProcess]: Starting monitored process 228 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:00,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (228)] Waiting until timeout for monitored process [2024-05-07 16:09:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:01,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:09:01,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:09:01,781 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:01,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:01,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430117168] [2024-05-07 16:09:01,781 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:01,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264234714] [2024-05-07 16:09:01,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264234714] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:01,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:01,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:09:01,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785751650] [2024-05-07 16:09:01,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:01,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:09:01,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:01,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:09:01,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:09:01,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:01,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:01,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:01,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:01,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:01,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:01,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:01,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (228)] Ended with exit code 0 [2024-05-07 16:09:02,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262,228 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:02,083 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:02,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:02,084 INFO L85 PathProgramCache]: Analyzing trace with hash -2024502864, now seen corresponding path program 1 times [2024-05-07 16:09:02,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:02,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378152144] [2024-05-07 16:09:02,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:02,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:02,110 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:02,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [20261732] [2024-05-07 16:09:02,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:02,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:02,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:02,111 INFO L229 MonitoredProcess]: Starting monitored process 229 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:02,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (229)] Waiting until timeout for monitored process [2024-05-07 16:09:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:03,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:09:03,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:03,477 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:09:03,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:09:04,183 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:09:04,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:09:04,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:09:04,424 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:09:04,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:09:04,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:09:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 28 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:09:04,505 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:09:04,634 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:09:04,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:09:04,655 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:09:04,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:09:04,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:09:04,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:09:04,670 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:09:04,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:09:04,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:09:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:09:04,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:04,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378152144] [2024-05-07 16:09:04,911 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:04,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20261732] [2024-05-07 16:09:04,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20261732] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:09:04,911 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:09:04,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:09:04,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390338252] [2024-05-07 16:09:04,911 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:09:04,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:09:04,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:04,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:09:04,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:09:04,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:04,912 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:04,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.346153846153847) internal successors, (425), 26 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:04,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:05,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:05,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:05,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:05,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:05,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (229)] Ended with exit code 0 [2024-05-07 16:09:05,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263,229 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:05,714 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:05,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:05,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1175839937, now seen corresponding path program 1 times [2024-05-07 16:09:05,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:05,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495720168] [2024-05-07 16:09:05,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:05,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:05,741 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:05,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [677875895] [2024-05-07 16:09:05,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:05,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:05,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:05,742 INFO L229 MonitoredProcess]: Starting monitored process 230 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:05,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (230)] Waiting until timeout for monitored process [2024-05-07 16:09:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:07,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:09:07,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:07,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:09:07,149 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:09:07,149 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:07,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:07,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495720168] [2024-05-07 16:09:07,149 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:07,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677875895] [2024-05-07 16:09:07,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [677875895] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:07,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:07,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:07,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239294734] [2024-05-07 16:09:07,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:07,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:07,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:07,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:07,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:07,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:07,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:07,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:07,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:07,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:07,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:07,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (230)] Ended with exit code 0 [2024-05-07 16:09:07,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264,230 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:07,560 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:07,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:07,560 INFO L85 PathProgramCache]: Analyzing trace with hash 268777727, now seen corresponding path program 1 times [2024-05-07 16:09:07,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:07,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587454254] [2024-05-07 16:09:07,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:07,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:07,588 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:07,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2038421721] [2024-05-07 16:09:07,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:07,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:07,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:07,589 INFO L229 MonitoredProcess]: Starting monitored process 231 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:07,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (231)] Waiting until timeout for monitored process [2024-05-07 16:09:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:08,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:09:08,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:09:09,065 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:09,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:09,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587454254] [2024-05-07 16:09:09,066 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:09,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038421721] [2024-05-07 16:09:09,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2038421721] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:09,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:09,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:09,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942060265] [2024-05-07 16:09:09,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:09,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:09,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:09,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:09,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:09,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:09,067 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:09,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:09,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:09,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (231)] Ended with exit code 0 [2024-05-07 16:09:09,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265,231 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:09,566 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:09,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:09,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1231728601, now seen corresponding path program 1 times [2024-05-07 16:09:09,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:09,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982031049] [2024-05-07 16:09:09,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:09,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:09,596 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:09,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1654479404] [2024-05-07 16:09:09,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:09,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:09,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:09,597 INFO L229 MonitoredProcess]: Starting monitored process 232 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:09,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (232)] Waiting until timeout for monitored process [2024-05-07 16:09:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:10,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:09:10,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:09:11,174 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:11,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:11,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982031049] [2024-05-07 16:09:11,174 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:11,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654479404] [2024-05-07 16:09:11,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654479404] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:11,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:11,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:09:11,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726603050] [2024-05-07 16:09:11,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:11,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:09:11,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:11,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:09:11,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:09:11,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:11,175 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:11,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:11,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:11,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:11,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:11,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:11,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:11,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (232)] Forceful destruction successful, exit code 0 [2024-05-07 16:09:11,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 232 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable266 [2024-05-07 16:09:11,520 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:11,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:11,520 INFO L85 PathProgramCache]: Analyzing trace with hash 712612929, now seen corresponding path program 1 times [2024-05-07 16:09:11,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:11,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536676969] [2024-05-07 16:09:11,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:11,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:11,549 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:11,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [37419565] [2024-05-07 16:09:11,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:11,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:11,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:11,551 INFO L229 MonitoredProcess]: Starting monitored process 233 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:11,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (233)] Waiting until timeout for monitored process [2024-05-07 16:09:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:12,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:09:12,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:12,942 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:09:12,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:09:13,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:09:13,878 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:09:13,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:09:14,121 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:09:14,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:09:14,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:09:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:09:14,203 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:09:14,232 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_22965 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_22965) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:09:14,326 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:09:14,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:09:14,346 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:09:14,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:09:14,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:09:14,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:09:14,363 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:09:14,363 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:09:14,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:09:14,651 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 20 not checked. [2024-05-07 16:09:14,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:14,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536676969] [2024-05-07 16:09:14,651 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:14,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37419565] [2024-05-07 16:09:14,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37419565] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:09:14,651 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:09:14,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:09:14,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865105051] [2024-05-07 16:09:14,651 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:09:14,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:09:14,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:14,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:09:14,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:09:14,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:14,652 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:14,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:14,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:15,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:15,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:09:15,312 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (233)] Forceful destruction successful, exit code 0 [2024-05-07 16:09:15,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 233 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable267 [2024-05-07 16:09:15,501 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:15,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:15,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1006357168, now seen corresponding path program 1 times [2024-05-07 16:09:15,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:15,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770041707] [2024-05-07 16:09:15,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:15,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:15,529 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:15,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1106955741] [2024-05-07 16:09:15,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:15,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:15,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:15,531 INFO L229 MonitoredProcess]: Starting monitored process 234 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:15,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (234)] Waiting until timeout for monitored process [2024-05-07 16:09:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:16,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:09:16,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:09:17,025 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:17,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:17,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770041707] [2024-05-07 16:09:17,025 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:17,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106955741] [2024-05-07 16:09:17,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106955741] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:17,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:17,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:17,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251416600] [2024-05-07 16:09:17,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:17,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:17,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:17,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:17,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:17,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:17,026 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:17,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:17,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:17,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:17,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:17,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:17,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:09:17,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:17,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:17,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:17,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:17,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (234)] Forceful destruction successful, exit code 0 [2024-05-07 16:09:17,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 234 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable268 [2024-05-07 16:09:17,508 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:17,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:17,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1143411215, now seen corresponding path program 1 times [2024-05-07 16:09:17,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:17,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049416188] [2024-05-07 16:09:17,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:17,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:17,548 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:17,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1896527569] [2024-05-07 16:09:17,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:17,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:17,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:17,550 INFO L229 MonitoredProcess]: Starting monitored process 235 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:17,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (235)] Waiting until timeout for monitored process [2024-05-07 16:09:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:19,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:09:19,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:09:19,190 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:19,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:19,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049416188] [2024-05-07 16:09:19,190 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:19,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896527569] [2024-05-07 16:09:19,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896527569] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:19,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:19,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:19,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137287288] [2024-05-07 16:09:19,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:19,191 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:19,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:19,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:19,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:19,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:19,192 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:19,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:19,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:19,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (235)] Ended with exit code 0 [2024-05-07 16:09:19,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269,235 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:19,817 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:19,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:19,818 INFO L85 PathProgramCache]: Analyzing trace with hash -446656197, now seen corresponding path program 1 times [2024-05-07 16:09:19,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:19,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67587242] [2024-05-07 16:09:19,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:19,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:19,848 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:19,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [607027194] [2024-05-07 16:09:19,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:19,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:19,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:19,850 INFO L229 MonitoredProcess]: Starting monitored process 236 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:19,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (236)] Waiting until timeout for monitored process [2024-05-07 16:09:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:21,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:09:21,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:09:21,471 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:21,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:21,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67587242] [2024-05-07 16:09:21,471 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:21,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607027194] [2024-05-07 16:09:21,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607027194] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:21,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:21,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:09:21,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464799019] [2024-05-07 16:09:21,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:21,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:09:21,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:21,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:09:21,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:09:21,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:21,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:21,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:21,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:21,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:21,666 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (236)] Ended with exit code 0 [2024-05-07 16:09:21,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 236 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable270 [2024-05-07 16:09:21,855 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:21,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:21,855 INFO L85 PathProgramCache]: Analyzing trace with hash -412922603, now seen corresponding path program 1 times [2024-05-07 16:09:21,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:21,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976087258] [2024-05-07 16:09:21,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:21,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:21,909 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:21,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1969659913] [2024-05-07 16:09:21,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:21,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:21,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:21,911 INFO L229 MonitoredProcess]: Starting monitored process 237 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:21,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (237)] Waiting until timeout for monitored process [2024-05-07 16:09:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:23,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:09:23,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:23,374 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:09:23,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:09:24,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:09:24,454 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:09:24,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:09:24,692 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:09:24,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:09:24,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:09:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 93 proven. 40 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:09:24,773 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:09:24,802 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_23404 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23404) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:09:24,893 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:09:24,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:09:24,936 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:09:24,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:09:24,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:09:24,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:09:24,951 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:09:24,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:09:24,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:09:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 24 not checked. [2024-05-07 16:09:25,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:25,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976087258] [2024-05-07 16:09:25,330 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:25,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1969659913] [2024-05-07 16:09:25,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1969659913] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:09:25,330 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:09:25,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:09:25,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150166277] [2024-05-07 16:09:25,331 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:09:25,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:09:25,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:25,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:09:25,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:09:25,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:25,332 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:25,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 25.423076923076923) internal successors, (661), 26 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:25,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:25,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:25,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:25,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:25,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:26,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:26,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:26,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (237)] Ended with exit code 0 [2024-05-07 16:09:26,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 237 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable271 [2024-05-07 16:09:26,294 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:26,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:26,294 INFO L85 PathProgramCache]: Analyzing trace with hash 844538108, now seen corresponding path program 1 times [2024-05-07 16:09:26,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:26,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498884308] [2024-05-07 16:09:26,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:26,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:26,325 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:26,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [504219193] [2024-05-07 16:09:26,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:26,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:26,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:26,327 INFO L229 MonitoredProcess]: Starting monitored process 238 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:26,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (238)] Waiting until timeout for monitored process [2024-05-07 16:09:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:27,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:09:27,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:27,818 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:09:27,818 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:27,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:27,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498884308] [2024-05-07 16:09:27,818 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:27,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504219193] [2024-05-07 16:09:27,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [504219193] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:27,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:27,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:27,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516408196] [2024-05-07 16:09:27,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:27,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:27,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:27,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:27,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:27,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:27,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:27,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:27,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:28,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:28,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:28,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (238)] Ended with exit code 0 [2024-05-07 16:09:28,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272,238 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:28,332 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:28,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:28,332 INFO L85 PathProgramCache]: Analyzing trace with hash 236681832, now seen corresponding path program 1 times [2024-05-07 16:09:28,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:28,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346363136] [2024-05-07 16:09:28,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:28,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:28,365 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:28,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [303350152] [2024-05-07 16:09:28,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:28,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:28,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:28,366 INFO L229 MonitoredProcess]: Starting monitored process 239 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:28,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (239)] Waiting until timeout for monitored process [2024-05-07 16:09:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:29,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:09:29,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:29,934 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:09:29,935 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:29,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:29,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346363136] [2024-05-07 16:09:29,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:29,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303350152] [2024-05-07 16:09:29,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [303350152] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:29,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:29,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:29,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170075321] [2024-05-07 16:09:29,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:29,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:29,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:29,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:29,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:29,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:29,936 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:29,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:29,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:30,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:30,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:30,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (239)] Ended with exit code 0 [2024-05-07 16:09:30,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273,239 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:30,593 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:30,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:30,594 INFO L85 PathProgramCache]: Analyzing trace with hash -745659280, now seen corresponding path program 1 times [2024-05-07 16:09:30,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:30,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339147251] [2024-05-07 16:09:30,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:30,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:30,628 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:30,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [27391888] [2024-05-07 16:09:30,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:30,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:30,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:30,630 INFO L229 MonitoredProcess]: Starting monitored process 240 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:30,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (240)] Waiting until timeout for monitored process [2024-05-07 16:09:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:32,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:09:32,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:32,393 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:09:32,393 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:32,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:32,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339147251] [2024-05-07 16:09:32,393 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:32,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27391888] [2024-05-07 16:09:32,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27391888] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:32,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:32,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:09:32,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543389219] [2024-05-07 16:09:32,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:32,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:09:32,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:32,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:09:32,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:09:32,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:32,394 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:32,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:32,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:32,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (240)] Ended with exit code 0 [2024-05-07 16:09:32,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274,240 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:32,831 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:32,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:32,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1953602038, now seen corresponding path program 1 times [2024-05-07 16:09:32,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:32,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880040946] [2024-05-07 16:09:32,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:32,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:32,864 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:32,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [560213850] [2024-05-07 16:09:32,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:32,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:32,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:32,866 INFO L229 MonitoredProcess]: Starting monitored process 241 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:32,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (241)] Waiting until timeout for monitored process [2024-05-07 16:09:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:34,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:09:34,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:34,356 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:09:34,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:09:35,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:09:35,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:09:35,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:09:36,073 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:09:36,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:09:36,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:09:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 120 proven. 46 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-07 16:09:36,155 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:09:36,184 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_23933 (Array Int Int))) (not (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) is different from false [2024-05-07 16:09:36,283 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((|thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_23933 (Array Int Int))) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((|thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_23933 (Array Int Int)) (v_DerPreprocessor_56 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_56) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:09:36,308 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((|thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_23933 (Array Int Int))) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread6of13ForFork0_calculateNext_#res#1|)))) (store .cse0 |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or .cse2 (forall ((|thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_23933 (Array Int Int)) (v_DerPreprocessor_56 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_56) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:09:36,694 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_23927 (Array Int Int))) (= |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23927) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_23933 (Array Int Int)) (v_DerPreprocessor_56 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_56) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_23927 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23927))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread6of13ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_23933 (Array Int Int))) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread6of13ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_23933) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread6of13ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= |c_thr1Thread6of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse2 |c_~#seed~0.offset|)))))))) is different from false [2024-05-07 16:09:36,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:09:36,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:09:36,844 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:09:36,847 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:09:36,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 1 [2024-05-07 16:09:37,151 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 165 trivial. 52 not checked. [2024-05-07 16:09:37,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:37,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880040946] [2024-05-07 16:09:37,152 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:37,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560213850] [2024-05-07 16:09:37,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560213850] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:09:37,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:09:37,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:09:37,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950636443] [2024-05-07 16:09:37,152 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:09:37,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:09:37,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:37,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:09:37,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=389, Unknown=34, NotChecked=180, Total=702 [2024-05-07 16:09:37,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:37,153 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:37,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 29.444444444444443) internal successors, (795), 27 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:37,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:37,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (241)] Ended with exit code 0 [2024-05-07 16:09:38,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 241 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable275 [2024-05-07 16:09:38,143 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:38,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:38,143 INFO L85 PathProgramCache]: Analyzing trace with hash 2103368711, now seen corresponding path program 1 times [2024-05-07 16:09:38,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:38,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995835912] [2024-05-07 16:09:38,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:38,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:38,176 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:38,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [593953894] [2024-05-07 16:09:38,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:38,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:38,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:38,177 INFO L229 MonitoredProcess]: Starting monitored process 242 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:38,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (242)] Waiting until timeout for monitored process [2024-05-07 16:09:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:39,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:09:39,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:39,666 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:09:39,666 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:39,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:39,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995835912] [2024-05-07 16:09:39,666 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:39,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593953894] [2024-05-07 16:09:39,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593953894] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:39,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:39,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:39,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186460746] [2024-05-07 16:09:39,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:39,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:39,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:39,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:39,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:39,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:39,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:39,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:39,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:39,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:39,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:40,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:40,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:40,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:40,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (242)] Ended with exit code 0 [2024-05-07 16:09:40,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 242 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable276 [2024-05-07 16:09:40,266 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:40,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:40,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1449408330, now seen corresponding path program 1 times [2024-05-07 16:09:40,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:40,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507379279] [2024-05-07 16:09:40,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:40,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:40,310 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:40,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [742416217] [2024-05-07 16:09:40,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:40,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:40,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:40,311 INFO L229 MonitoredProcess]: Starting monitored process 243 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:40,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (243)] Waiting until timeout for monitored process [2024-05-07 16:09:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:41,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:09:41,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:41,895 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:09:41,896 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:41,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:41,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507379279] [2024-05-07 16:09:41,896 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:41,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [742416217] [2024-05-07 16:09:41,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [742416217] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:41,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:41,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:41,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942484495] [2024-05-07 16:09:41,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:41,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:41,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:41,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:41,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:41,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:41,897 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:41,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:41,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:41,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:42,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:42,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:42,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (243)] Ended with exit code 0 [2024-05-07 16:09:42,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 243 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable277 [2024-05-07 16:09:42,621 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:42,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:42,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1880760218, now seen corresponding path program 1 times [2024-05-07 16:09:42,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:42,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715234869] [2024-05-07 16:09:42,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:42,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:42,656 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:42,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [791230331] [2024-05-07 16:09:42,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:42,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:42,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:42,657 INFO L229 MonitoredProcess]: Starting monitored process 244 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:42,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (244)] Waiting until timeout for monitored process [2024-05-07 16:09:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:44,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:09:44,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:44,540 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:09:44,540 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:44,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:44,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715234869] [2024-05-07 16:09:44,541 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:44,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791230331] [2024-05-07 16:09:44,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791230331] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:44,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:44,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:09:44,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354361234] [2024-05-07 16:09:44,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:44,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:09:44,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:44,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:09:44,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:09:44,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:44,542 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:44,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:44,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:44,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:44,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:44,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:44,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (244)] Ended with exit code 0 [2024-05-07 16:09:45,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 244 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable278 [2024-05-07 16:09:45,010 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:45,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:45,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1337475956, now seen corresponding path program 1 times [2024-05-07 16:09:45,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:45,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913848894] [2024-05-07 16:09:45,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:45,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:45,046 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:45,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [387550675] [2024-05-07 16:09:45,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:45,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:45,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:45,047 INFO L229 MonitoredProcess]: Starting monitored process 245 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:45,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (245)] Waiting until timeout for monitored process [2024-05-07 16:09:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:46,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:09:46,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:46,607 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:09:46,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:09:48,258 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:09:48,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:09:48,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:09:48,546 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:09:48,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:09:48,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:09:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 135 proven. 52 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:09:48,641 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:09:48,789 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:09:48,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:09:48,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:09:48,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:09:48,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:09:48,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:09:48,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:09:49,345 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 32 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:09:49,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:49,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913848894] [2024-05-07 16:09:49,345 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:49,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387550675] [2024-05-07 16:09:49,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387550675] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:09:49,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:09:49,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:09:49,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607971331] [2024-05-07 16:09:49,346 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:09:49,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:09:49,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:49,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:09:49,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:09:49,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:49,347 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:49,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 34.5) internal successors, (897), 26 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:49,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:49,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:50,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:50,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:50,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:50,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (245)] Ended with exit code 0 [2024-05-07 16:09:50,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 245 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable279 [2024-05-07 16:09:50,396 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:50,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:50,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1922766333, now seen corresponding path program 1 times [2024-05-07 16:09:50,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:50,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970766294] [2024-05-07 16:09:50,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:50,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:50,433 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:50,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [707705873] [2024-05-07 16:09:50,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:50,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:50,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:50,434 INFO L229 MonitoredProcess]: Starting monitored process 246 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:50,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (246)] Waiting until timeout for monitored process [2024-05-07 16:09:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:52,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:09:52,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:52,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:09:52,085 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:09:52,085 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:52,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:52,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970766294] [2024-05-07 16:09:52,085 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:52,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707705873] [2024-05-07 16:09:52,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [707705873] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:52,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:52,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:52,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74029366] [2024-05-07 16:09:52,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:52,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:52,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:52,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:52,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:52,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:52,086 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:52,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:09:52,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:52,581 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (246)] Ended with exit code 0 [2024-05-07 16:09:52,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 246 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable280 [2024-05-07 16:09:52,768 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:52,768 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:52,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1681945281, now seen corresponding path program 1 times [2024-05-07 16:09:52,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:52,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901921421] [2024-05-07 16:09:52,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:52,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:52,807 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:52,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2064237698] [2024-05-07 16:09:52,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:52,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:52,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:52,809 INFO L229 MonitoredProcess]: Starting monitored process 247 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:52,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (247)] Waiting until timeout for monitored process [2024-05-07 16:09:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:54,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:09:54,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:54,448 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:09:54,449 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:54,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:54,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901921421] [2024-05-07 16:09:54,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:54,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064237698] [2024-05-07 16:09:54,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064237698] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:54,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:54,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:09:54,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738767955] [2024-05-07 16:09:54,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:54,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:09:54,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:54,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:09:54,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:09:54,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:54,450 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:54,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:54,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:54,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:55,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (247)] Ended with exit code 0 [2024-05-07 16:09:55,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 247 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable281 [2024-05-07 16:09:55,315 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:55,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:55,315 INFO L85 PathProgramCache]: Analyzing trace with hash 2000912097, now seen corresponding path program 1 times [2024-05-07 16:09:55,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:55,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683646494] [2024-05-07 16:09:55,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:55,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:55,352 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:55,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [946477306] [2024-05-07 16:09:55,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:55,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:55,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:55,353 INFO L229 MonitoredProcess]: Starting monitored process 248 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:55,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (248)] Waiting until timeout for monitored process [2024-05-07 16:09:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:56,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:09:56,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-05-07 16:09:57,262 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:09:57,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:09:57,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683646494] [2024-05-07 16:09:57,262 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:09:57,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946477306] [2024-05-07 16:09:57,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946477306] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:09:57,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:09:57,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:09:57,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860236508] [2024-05-07 16:09:57,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:09:57,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:09:57,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:09:57,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:09:57,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:09:57,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:57,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:09:57,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.4) internal successors, (507), 5 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:09:57,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:57,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:57,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:09:57,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:09:57,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (248)] Ended with exit code 0 [2024-05-07 16:09:57,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282,248 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:57,786 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:09:57,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:09:57,786 INFO L85 PathProgramCache]: Analyzing trace with hash 624388731, now seen corresponding path program 1 times [2024-05-07 16:09:57,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:09:57,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213287406] [2024-05-07 16:09:57,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:57,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:09:57,869 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:09:57,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1125207710] [2024-05-07 16:09:57,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:09:57,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:09:57,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:09:57,871 INFO L229 MonitoredProcess]: Starting monitored process 249 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:09:57,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (249)] Waiting until timeout for monitored process [2024-05-07 16:09:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:09:59,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:09:59,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:09:59,470 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:09:59,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:10:01,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:10:01,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:10:01,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:10:01,648 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:10:01,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:10:01,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:10:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 162 proven. 58 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-05-07 16:10:01,736 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:10:01,826 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~nexts~0#1|)))) (store .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:10:01,854 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:10:01,881 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread8of13ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:10:01,889 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:10:01,899 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:10:02,143 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_25248 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25248) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (forall ((v_ArrVal_25248 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25248))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))))))) is different from false [2024-05-07 16:10:02,241 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_25248 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25248))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread8of13ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))))) (or (forall ((v_ArrVal_25253 (Array Int Int)) (|thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_59 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_59) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25253) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_25248 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_25248) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread8of13ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))) is different from false [2024-05-07 16:10:02,250 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:10:02,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 228 treesize of output 226 [2024-05-07 16:10:02,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-05-07 16:10:02,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:10:02,264 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:10:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 32 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 98 not checked. [2024-05-07 16:10:02,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:02,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213287406] [2024-05-07 16:10:02,660 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:02,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125207710] [2024-05-07 16:10:02,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125207710] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:10:02,660 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:10:02,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:10:02,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458130410] [2024-05-07 16:10:02,660 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:10:02,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:10:02,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:02,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:10:02,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=312, Unknown=8, NotChecked=294, Total=702 [2024-05-07 16:10:02,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:02,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:02,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 38.18518518518518) internal successors, (1031), 27 states have internal predecessors, (1031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:02,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:02,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:02,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:03,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:03,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:03,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (249)] Ended with exit code 0 [2024-05-07 16:10:03,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283,249 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:03,761 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:03,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:03,762 INFO L85 PathProgramCache]: Analyzing trace with hash -459317002, now seen corresponding path program 1 times [2024-05-07 16:10:03,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:03,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287558025] [2024-05-07 16:10:03,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:03,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:03,804 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:03,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [547487730] [2024-05-07 16:10:03,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:03,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:03,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:03,806 INFO L229 MonitoredProcess]: Starting monitored process 250 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:03,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (250)] Waiting until timeout for monitored process [2024-05-07 16:10:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:05,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:10:05,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:05,418 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-05-07 16:10:05,418 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:05,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:05,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287558025] [2024-05-07 16:10:05,418 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:05,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547487730] [2024-05-07 16:10:05,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547487730] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:05,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:05,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:05,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173997483] [2024-05-07 16:10:05,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:05,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:05,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:05,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:05,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:05,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:05,420 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:05,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:05,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:05,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (250)] Ended with exit code 0 [2024-05-07 16:10:06,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284,250 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:06,143 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:06,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:06,143 INFO L85 PathProgramCache]: Analyzing trace with hash 324343145, now seen corresponding path program 1 times [2024-05-07 16:10:06,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:06,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812610871] [2024-05-07 16:10:06,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:06,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:06,228 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:06,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1819476160] [2024-05-07 16:10:06,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:06,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:06,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:06,230 INFO L229 MonitoredProcess]: Starting monitored process 251 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:06,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (251)] Waiting until timeout for monitored process [2024-05-07 16:10:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:07,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:10:07,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:10:07,932 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:07,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:07,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812610871] [2024-05-07 16:10:07,933 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:07,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1819476160] [2024-05-07 16:10:07,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1819476160] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:07,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:07,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:07,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800515970] [2024-05-07 16:10:07,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:07,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:07,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:07,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:07,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:07,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:07,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:07,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 66.875) internal successors, (535), 8 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:07,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:07,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:08,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:08,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:08,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:08,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (251)] Forceful destruction successful, exit code 0 [2024-05-07 16:10:08,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285,251 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:08,829 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:08,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:08,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1002089945, now seen corresponding path program 1 times [2024-05-07 16:10:08,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:08,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791313191] [2024-05-07 16:10:08,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:08,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:08,868 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:08,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [234838231] [2024-05-07 16:10:08,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:08,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:08,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:08,870 INFO L229 MonitoredProcess]: Starting monitored process 252 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:08,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (252)] Waiting until timeout for monitored process [2024-05-07 16:10:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:10,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:10:10,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-05-07 16:10:10,962 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:10,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:10,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791313191] [2024-05-07 16:10:10,962 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:10,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234838231] [2024-05-07 16:10:10,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234838231] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:10,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:10,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:10:10,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189689706] [2024-05-07 16:10:10,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:10,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:10:10,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:10,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:10:10,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:10:10,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:10,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:10,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.2) internal successors, (566), 5 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:10,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:10,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:10,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:10,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:11,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:11,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:11,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:11,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:11,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (252)] Ended with exit code 0 [2024-05-07 16:10:11,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286,252 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:11,570 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:11,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:11,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1082672179, now seen corresponding path program 1 times [2024-05-07 16:10:11,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:11,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925799949] [2024-05-07 16:10:11,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:11,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:11,617 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:11,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [459357592] [2024-05-07 16:10:11,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:11,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:11,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:11,619 INFO L229 MonitoredProcess]: Starting monitored process 253 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:11,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (253)] Waiting until timeout for monitored process [2024-05-07 16:10:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:13,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:10:13,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:13,401 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:10:13,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:10:15,361 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:10:15,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:10:15,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:10:15,556 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:10:15,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:10:15,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:10:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 177 proven. 64 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:10:15,669 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:10:15,804 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:10:15,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:10:15,825 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:10:15,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:10:15,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:10:15,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:10:15,843 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:10:15,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:10:15,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:10:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-05-07 16:10:16,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:16,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925799949] [2024-05-07 16:10:16,519 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:16,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459357592] [2024-05-07 16:10:16,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459357592] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:10:16,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:10:16,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:10:16,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323942969] [2024-05-07 16:10:16,520 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:10:16,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:10:16,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:16,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:10:16,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:10:16,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:16,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:16,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 43.57692307692308) internal successors, (1133), 26 states have internal predecessors, (1133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:16,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:16,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:16,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:16,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:16,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:16,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:17,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:17,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:17,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:10:17,747 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (253)] Ended with exit code 0 [2024-05-07 16:10:17,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 253 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable287 [2024-05-07 16:10:17,933 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:17,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:17,934 INFO L85 PathProgramCache]: Analyzing trace with hash 351392678, now seen corresponding path program 1 times [2024-05-07 16:10:17,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:17,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677947159] [2024-05-07 16:10:17,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:17,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:17,981 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:17,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1678207261] [2024-05-07 16:10:17,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:17,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:17,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:17,983 INFO L229 MonitoredProcess]: Starting monitored process 254 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:17,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (254)] Waiting until timeout for monitored process [2024-05-07 16:10:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:19,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:10:19,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:19,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:10:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-05-07 16:10:19,784 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:19,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:19,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677947159] [2024-05-07 16:10:19,785 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:19,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678207261] [2024-05-07 16:10:19,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678207261] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:19,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:19,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:19,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640532540] [2024-05-07 16:10:19,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:19,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:19,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:19,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:19,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:19,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:19,786 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:19,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.5) internal successors, (580), 8 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:10:19,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:20,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:20,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:20,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:20,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:20,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (254)] Ended with exit code 0 [2024-05-07 16:10:20,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 254 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable288 [2024-05-07 16:10:20,595 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:20,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:20,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1210504696, now seen corresponding path program 1 times [2024-05-07 16:10:20,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:20,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627518891] [2024-05-07 16:10:20,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:20,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:20,636 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:20,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [916435512] [2024-05-07 16:10:20,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:20,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:20,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:20,638 INFO L229 MonitoredProcess]: Starting monitored process 255 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:20,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Waiting until timeout for monitored process [2024-05-07 16:10:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:22,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:10:22,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:10:22,377 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:22,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:22,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627518891] [2024-05-07 16:10:22,377 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:22,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916435512] [2024-05-07 16:10:22,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [916435512] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:22,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:22,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:22,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55689202] [2024-05-07 16:10:22,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:22,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:22,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:22,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:22,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:22,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:22,379 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:22,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 74.375) internal successors, (595), 8 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:22,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:23,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (255)] Forceful destruction successful, exit code 0 [2024-05-07 16:10:23,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 255 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable289 [2024-05-07 16:10:23,347 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:23,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:23,347 INFO L85 PathProgramCache]: Analyzing trace with hash -200629522, now seen corresponding path program 1 times [2024-05-07 16:10:23,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:23,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739401524] [2024-05-07 16:10:23,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:23,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:23,393 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:23,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [528022907] [2024-05-07 16:10:23,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:23,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:23,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:23,395 INFO L229 MonitoredProcess]: Starting monitored process 256 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:23,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (256)] Waiting until timeout for monitored process [2024-05-07 16:10:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:25,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:10:25,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:25,520 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-05-07 16:10:25,521 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:25,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:25,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739401524] [2024-05-07 16:10:25,521 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:25,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528022907] [2024-05-07 16:10:25,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528022907] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:25,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:25,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:10:25,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358628175] [2024-05-07 16:10:25,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:25,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:10:25,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:25,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:10:25,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:10:25,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:25,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:25,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 125.0) internal successors, (625), 5 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:25,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:26,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:26,054 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (256)] Ended with exit code 0 [2024-05-07 16:10:26,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 256 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable290 [2024-05-07 16:10:26,241 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:26,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:26,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1937842424, now seen corresponding path program 1 times [2024-05-07 16:10:26,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:26,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30636268] [2024-05-07 16:10:26,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:26,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:26,287 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:26,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1326645823] [2024-05-07 16:10:26,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:26,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:26,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:26,289 INFO L229 MonitoredProcess]: Starting monitored process 257 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:26,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (257)] Waiting until timeout for monitored process [2024-05-07 16:10:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:27,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-07 16:10:27,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:28,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:10:28,649 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:10:28,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:10:28,838 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:10:28,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:10:28,846 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 230 proven. 15 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:10:28,846 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:10:28,930 INFO L349 Elim1Store]: treesize reduction 58, result has 30.1 percent of original size [2024-05-07 16:10:28,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 57 [2024-05-07 16:10:28,946 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:10:28,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 27 [2024-05-07 16:10:28,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:10:28,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:10:28,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:10:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2024-05-07 16:10:28,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:28,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30636268] [2024-05-07 16:10:28,991 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:28,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1326645823] [2024-05-07 16:10:28,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1326645823] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-07 16:10:28,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 16:10:28,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 19 [2024-05-07 16:10:28,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641407271] [2024-05-07 16:10:28,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:28,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-07 16:10:28,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:28,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-07 16:10:28,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2024-05-07 16:10:28,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:28,993 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:28,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 61.9) internal successors, (619), 10 states have internal predecessors, (619), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:28,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:29,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:29,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:29,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:29,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (257)] Ended with exit code 0 [2024-05-07 16:10:29,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291,257 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:29,849 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:29,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:29,849 INFO L85 PathProgramCache]: Analyzing trace with hash -534894500, now seen corresponding path program 1 times [2024-05-07 16:10:29,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:29,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344611489] [2024-05-07 16:10:29,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:29,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:29,896 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:29,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1144977320] [2024-05-07 16:10:29,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:29,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:29,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:29,898 INFO L229 MonitoredProcess]: Starting monitored process 258 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:29,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (258)] Waiting until timeout for monitored process [2024-05-07 16:10:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:31,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:10:31,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:31,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:10:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2024-05-07 16:10:31,626 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:31,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:31,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344611489] [2024-05-07 16:10:31,627 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:31,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1144977320] [2024-05-07 16:10:31,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1144977320] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:31,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:31,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:31,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729147122] [2024-05-07 16:10:31,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:31,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:31,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:31,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:31,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:31,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:31,628 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:31,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 79.875) internal successors, (639), 8 states have internal predecessors, (639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:31,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:31,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:32,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:32,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:32,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (258)] Ended with exit code 0 [2024-05-07 16:10:32,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292,258 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:32,501 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:32,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:32,501 INFO L85 PathProgramCache]: Analyzing trace with hash 108408903, now seen corresponding path program 1 times [2024-05-07 16:10:32,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:32,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570212957] [2024-05-07 16:10:32,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:32,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:32,550 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:32,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1553810900] [2024-05-07 16:10:32,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:32,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:32,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:32,552 INFO L229 MonitoredProcess]: Starting monitored process 259 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:32,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (259)] Waiting until timeout for monitored process [2024-05-07 16:10:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:34,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:10:34,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:34,367 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:10:34,367 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:34,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:34,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570212957] [2024-05-07 16:10:34,367 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:34,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553810900] [2024-05-07 16:10:34,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553810900] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:34,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:34,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:34,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916093158] [2024-05-07 16:10:34,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:34,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:34,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:34,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:34,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:34,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:34,368 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:34,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 81.75) internal successors, (654), 8 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:34,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:35,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:35,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:35,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (259)] Ended with exit code 0 [2024-05-07 16:10:35,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 259 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable293 [2024-05-07 16:10:35,404 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:35,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:35,404 INFO L85 PathProgramCache]: Analyzing trace with hash -359575372, now seen corresponding path program 1 times [2024-05-07 16:10:35,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:35,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582596919] [2024-05-07 16:10:35,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:35,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:35,451 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:35,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2100395526] [2024-05-07 16:10:35,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:35,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:35,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:35,453 INFO L229 MonitoredProcess]: Starting monitored process 260 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:35,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (260)] Waiting until timeout for monitored process [2024-05-07 16:10:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:37,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:10:37,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2024-05-07 16:10:37,700 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:37,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:37,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582596919] [2024-05-07 16:10:37,700 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:37,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2100395526] [2024-05-07 16:10:37,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2100395526] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:37,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:37,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:10:37,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499443096] [2024-05-07 16:10:37,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:37,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:10:37,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:37,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:10:37,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:10:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:37,701 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:37,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 136.8) internal successors, (684), 5 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:37,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:37,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:37,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:37,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:37,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:37,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:38,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:38,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:38,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (260)] Ended with exit code 0 [2024-05-07 16:10:38,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294,260 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:38,429 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:38,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:38,430 INFO L85 PathProgramCache]: Analyzing trace with hash -532049650, now seen corresponding path program 1 times [2024-05-07 16:10:38,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:38,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620893876] [2024-05-07 16:10:38,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:38,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:38,480 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:38,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [292152623] [2024-05-07 16:10:38,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:38,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:38,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:38,481 INFO L229 MonitoredProcess]: Starting monitored process 261 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:38,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (261)] Waiting until timeout for monitored process [2024-05-07 16:10:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:40,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-07 16:10:40,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:40,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:10:40,966 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:10:40,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:10:41,279 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:10:41,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:10:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 254 proven. 16 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:10:41,288 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:10:41,378 INFO L349 Elim1Store]: treesize reduction 58, result has 30.1 percent of original size [2024-05-07 16:10:41,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 57 [2024-05-07 16:10:41,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-05-07 16:10:41,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:10:41,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:10:41,436 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-05-07 16:10:41,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:41,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620893876] [2024-05-07 16:10:41,436 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:41,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292152623] [2024-05-07 16:10:41,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292152623] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-07 16:10:41,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 16:10:41,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 19 [2024-05-07 16:10:41,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844635464] [2024-05-07 16:10:41,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:41,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-07 16:10:41,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:41,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-07 16:10:41,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2024-05-07 16:10:41,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:41,438 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:41,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 67.8) internal successors, (678), 10 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:41,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:41,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:42,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:42,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:42,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:42,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:42,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:42,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:42,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:42,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (261)] Ended with exit code 0 [2024-05-07 16:10:42,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295,261 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:42,239 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 39 more)] === [2024-05-07 16:10:42,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:42,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1843772602, now seen corresponding path program 1 times [2024-05-07 16:10:42,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:42,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713305854] [2024-05-07 16:10:42,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:42,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:42,298 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:42,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1946001708] [2024-05-07 16:10:42,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:42,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:42,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:42,300 INFO L229 MonitoredProcess]: Starting monitored process 262 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:42,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (262)] Waiting until timeout for monitored process [2024-05-07 16:10:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:10:45,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:10:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:10:47,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:10:47,612 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (42 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (41 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (40 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (39 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (38 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (37 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (36 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (35 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (34 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (33 of 43 remaining) [2024-05-07 16:10:47,612 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (32 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (31 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (30 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (28 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (27 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 43 remaining) [2024-05-07 16:10:47,613 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 43 remaining) [2024-05-07 16:10:47,614 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 43 remaining) [2024-05-07 16:10:47,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (262)] Ended with exit code 0 [2024-05-07 16:10:47,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296,262 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:47,820 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:10:47,820 WARN L233 ceAbstractionStarter]: 13 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:10:47,820 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 14 thread instances. [2024-05-07 16:10:47,914 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:10:47,919 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:10:47,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:10:47,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:47,921 INFO L229 MonitoredProcess]: Starting monitored process 263 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:10:47,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (263)] Waiting until timeout for monitored process [2024-05-07 16:10:47,923 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:10:47,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:47,924 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:10:47,924 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:10:47,924 INFO L358 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2024-05-07 16:10:47,926 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:47,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:47,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1240398008, now seen corresponding path program 1 times [2024-05-07 16:10:47,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:47,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021465336] [2024-05-07 16:10:47,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:47,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:47,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:10:47,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:47,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021465336] [2024-05-07 16:10:47,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021465336] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:47,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:47,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:10:47,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994878365] [2024-05-07 16:10:47,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:47,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:10:47,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:47,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:10:47,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:10:47,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:47,980 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:47,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:47,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:48,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:48,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2024-05-07 16:10:48,029 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:48,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:48,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1693365312, now seen corresponding path program 1 times [2024-05-07 16:10:48,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:48,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842903257] [2024-05-07 16:10:48,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:48,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:48,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:10:48,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:48,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842903257] [2024-05-07 16:10:48,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842903257] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:48,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:48,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:10:48,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952110609] [2024-05-07 16:10:48,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:48,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:10:48,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:48,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:10:48,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:10:48,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:48,074 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:48,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:48,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:48,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:48,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:48,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:48,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2024-05-07 16:10:48,095 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:48,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:48,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1886863130, now seen corresponding path program 1 times [2024-05-07 16:10:48,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:48,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872812938] [2024-05-07 16:10:48,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:48,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:10:48,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:48,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872812938] [2024-05-07 16:10:48,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872812938] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:10:48,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107063942] [2024-05-07 16:10:48,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:48,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:48,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:48,281 INFO L229 MonitoredProcess]: Starting monitored process 264 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:48,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (264)] Waiting until timeout for monitored process [2024-05-07 16:10:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:50,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-07 16:10:50,002 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:50,021 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:10:50,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:10:50,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:10:50,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:10:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:10:50,221 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:10:50,284 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:10:50,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:10:50,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:10:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:10:50,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107063942] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:10:50,346 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:10:50,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:10:50,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676699266] [2024-05-07 16:10:50,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:10:50,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:10:50,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:50,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:10:50,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=468, Unknown=1, NotChecked=0, Total=552 [2024-05-07 16:10:50,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:50,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:50,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:50,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:50,592 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (264)] Ended with exit code 0 [2024-05-07 16:10:50,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 264 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable299 [2024-05-07 16:10:50,779 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:50,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:50,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1251693195, now seen corresponding path program 1 times [2024-05-07 16:10:50,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:50,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109179971] [2024-05-07 16:10:50,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:50,920 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:10:50,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:50,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109179971] [2024-05-07 16:10:50,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109179971] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:50,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:50,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:10:50,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485227829] [2024-05-07 16:10:50,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:50,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:10:50,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:50,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:10:50,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:10:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:50,922 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:50,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:50,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:50,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:50,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:50,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:50,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:50,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2024-05-07 16:10:50,979 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:50,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:50,979 INFO L85 PathProgramCache]: Analyzing trace with hash 2071691634, now seen corresponding path program 1 times [2024-05-07 16:10:50,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:50,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244387817] [2024-05-07 16:10:50,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:50,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:51,056 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:10:51,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:51,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244387817] [2024-05-07 16:10:51,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244387817] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:51,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:51,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:51,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369081526] [2024-05-07 16:10:51,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:51,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:51,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:51,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:51,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:51,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:51,058 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:51,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:51,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:51,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:51,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:10:51,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:51,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:51,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:51,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2024-05-07 16:10:51,175 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:51,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:51,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1379342255, now seen corresponding path program 1 times [2024-05-07 16:10:51,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:51,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644862567] [2024-05-07 16:10:51,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:51,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:51,205 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:51,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1731300877] [2024-05-07 16:10:51,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:51,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:51,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:51,207 INFO L229 MonitoredProcess]: Starting monitored process 265 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:51,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (265)] Waiting until timeout for monitored process [2024-05-07 16:10:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:52,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:10:52,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:10:53,041 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:53,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:53,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644862567] [2024-05-07 16:10:53,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:53,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731300877] [2024-05-07 16:10:53,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1731300877] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:53,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:53,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:10:53,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137574548] [2024-05-07 16:10:53,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:53,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:10:53,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:53,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:10:53,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:10:53,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:53,043 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:53,043 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:53,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:53,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:53,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:10:53,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:53,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:53,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:53,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:53,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:53,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (265)] Ended with exit code 0 [2024-05-07 16:10:53,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 265 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable302 [2024-05-07 16:10:53,435 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:53,435 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:53,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1709142243, now seen corresponding path program 1 times [2024-05-07 16:10:53,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:53,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473926930] [2024-05-07 16:10:53,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:53,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:53,466 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:53,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1064158280] [2024-05-07 16:10:53,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:53,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:53,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:53,468 INFO L229 MonitoredProcess]: Starting monitored process 266 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:53,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (266)] Waiting until timeout for monitored process [2024-05-07 16:10:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:55,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:10:55,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:10:55,339 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:10:55,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:55,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473926930] [2024-05-07 16:10:55,339 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:55,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1064158280] [2024-05-07 16:10:55,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1064158280] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:10:55,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:10:55,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:10:55,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690044913] [2024-05-07 16:10:55,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:10:55,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:10:55,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:55,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:10:55,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:10:55,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:55,340 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:55,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:55,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:55,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:55,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (266)] Forceful destruction successful, exit code 0 [2024-05-07 16:10:55,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 266 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable303 [2024-05-07 16:10:55,623 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:10:55,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:10:55,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1206131779, now seen corresponding path program 1 times [2024-05-07 16:10:55,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:10:55,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376444636] [2024-05-07 16:10:55,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:55,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:10:55,662 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:10:55,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1395592035] [2024-05-07 16:10:55,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:10:55,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:10:55,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:10:55,663 INFO L229 MonitoredProcess]: Starting monitored process 267 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:10:55,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (267)] Waiting until timeout for monitored process [2024-05-07 16:10:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:10:57,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-07 16:10:57,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:10:57,554 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:10:57,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:10:57,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:10:58,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:10:58,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:10:58,499 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:10:58,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:10:58,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:10:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:10:58,582 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:10:59,161 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_DerPreprocessor_62 (Array Int Int)) (|thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_28374 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_62) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_28368 (Array Int Int))) (= |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28368) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_28368 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28368))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_28374 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:10:59,257 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_DerPreprocessor_62 (Array Int Int)) (|thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_28374 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_62) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_28368 (Array Int Int))) (= |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28368) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (forall ((v_ArrVal_28368 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28368))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_28374 (Array Int Int))) (or (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1| 0)))))))) is different from false [2024-05-07 16:10:59,269 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_int| |c_~#seed~0.base|) |c_~#seed~0.offset|))) (and (forall ((v_ArrVal_28368 (Array Int Int))) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28368))) (let ((.cse1 (select .cse3 |c_~#seed~0.base|))) (or (not (= .cse0 (select .cse1 |c_~#seed~0.offset|))) (forall ((|thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_28374 (Array Int Int))) (or (not (= (select (select (store (let ((.cse2 (store .cse1 |c_~#seed~0.offset| |thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse2) |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse3 |c_~#seed~0.base| .cse2) |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread2of14ForFork0_calculateNext_~calculateNext_return~0#1| 0))))))) (or (forall ((v_DerPreprocessor_62 (Array Int Int)) (|thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_ArrVal_28374 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_62) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_28368 (Array Int Int))) (= .cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28368) |c_~#seed~0.base|) |c_~#seed~0.offset|)))))) is different from false [2024-05-07 16:10:59,325 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-05-07 16:10:59,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 528 treesize of output 474 [2024-05-07 16:10:59,337 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:10:59,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 496 treesize of output 476 [2024-05-07 16:10:59,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 70 [2024-05-07 16:10:59,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:10:59,358 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:10:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 20 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 17 not checked. [2024-05-07 16:10:59,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:10:59,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376444636] [2024-05-07 16:10:59,436 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:10:59,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395592035] [2024-05-07 16:10:59,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395592035] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:10:59,436 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:10:59,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 28 [2024-05-07 16:10:59,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460342796] [2024-05-07 16:10:59,436 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:10:59,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-07 16:10:59,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:10:59,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-07 16:10:59,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=482, Unknown=22, NotChecked=144, Total=756 [2024-05-07 16:10:59,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:10:59,437 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:10:59,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.642857142857142) internal successors, (326), 28 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:10:59,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:00,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:00,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:00,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:00,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:00,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:00,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:00,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:00,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:11:00,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (267)] Ended with exit code 0 [2024-05-07 16:11:00,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304,267 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:00,438 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:00,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:00,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1932000314, now seen corresponding path program 1 times [2024-05-07 16:11:00,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:00,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912401880] [2024-05-07 16:11:00,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:00,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:00,471 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:00,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1778132494] [2024-05-07 16:11:00,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:00,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:00,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:00,472 INFO L229 MonitoredProcess]: Starting monitored process 268 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:00,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (268)] Waiting until timeout for monitored process [2024-05-07 16:11:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:02,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:11:02,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:02,209 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:11:02,209 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:02,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:02,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912401880] [2024-05-07 16:11:02,209 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:02,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778132494] [2024-05-07 16:11:02,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1778132494] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:02,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:02,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:02,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951004337] [2024-05-07 16:11:02,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:02,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:02,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:02,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:02,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:02,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:02,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:02,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:11:02,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:02,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:02,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (268)] Ended with exit code 0 [2024-05-07 16:11:02,592 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305,268 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:02,592 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:02,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:02,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1368398526, now seen corresponding path program 1 times [2024-05-07 16:11:02,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:02,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086473516] [2024-05-07 16:11:02,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:02,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:02,674 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:02,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1815490531] [2024-05-07 16:11:02,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:02,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:02,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:02,676 INFO L229 MonitoredProcess]: Starting monitored process 269 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:02,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (269)] Waiting until timeout for monitored process [2024-05-07 16:11:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:04,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:11:04,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:04,591 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:11:04,591 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:04,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:04,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086473516] [2024-05-07 16:11:04,591 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:04,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1815490531] [2024-05-07 16:11:04,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1815490531] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:04,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:04,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:04,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210817403] [2024-05-07 16:11:04,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:04,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:04,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:04,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:04,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:04,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:04,593 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:04,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:04,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:04,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:04,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:04,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:04,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:04,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:04,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:04,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:04,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:04,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:04,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:04,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:04,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:04,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:04,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:04,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (269)] Forceful destruction successful, exit code 0 [2024-05-07 16:11:05,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306,269 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:05,083 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:05,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:05,084 INFO L85 PathProgramCache]: Analyzing trace with hash 711289678, now seen corresponding path program 1 times [2024-05-07 16:11:05,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:05,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776372079] [2024-05-07 16:11:05,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:05,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:05,131 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:05,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1016445675] [2024-05-07 16:11:05,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:05,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:05,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:05,133 INFO L229 MonitoredProcess]: Starting monitored process 270 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:05,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (270)] Waiting until timeout for monitored process [2024-05-07 16:11:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:06,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:11:06,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:07,093 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:11:07,094 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:07,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:07,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776372079] [2024-05-07 16:11:07,094 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:07,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016445675] [2024-05-07 16:11:07,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016445675] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:07,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:07,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:11:07,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770381063] [2024-05-07 16:11:07,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:07,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:11:07,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:07,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:11:07,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:11:07,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:07,095 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:07,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:07,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:07,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:07,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:07,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (270)] Ended with exit code 0 [2024-05-07 16:11:07,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307,270 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:07,424 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:07,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:07,425 INFO L85 PathProgramCache]: Analyzing trace with hash -382391960, now seen corresponding path program 1 times [2024-05-07 16:11:07,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:07,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690411092] [2024-05-07 16:11:07,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:07,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:07,461 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:07,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [613987613] [2024-05-07 16:11:07,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:07,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:07,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:07,463 INFO L229 MonitoredProcess]: Starting monitored process 271 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:07,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (271)] Waiting until timeout for monitored process [2024-05-07 16:11:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:09,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:11:09,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:09,378 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:11:09,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:11:09,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:11:10,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:11:10,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:11:10,612 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:11:10,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:11:10,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:11:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-07 16:11:10,706 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:11:10,739 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_28637 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28637) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:11:11,362 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_28633 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28633))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_28637 (Array Int Int)) (|thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread3of14ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread3of14ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread3of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28637) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))))) (or (forall ((v_DerPreprocessor_64 (Array Int Int)) (v_ArrVal_28637 (Array Int Int)) (|thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_64) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28637) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_28633 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28633) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))) is different from false [2024-05-07 16:11:11,479 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_28633 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28633))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_28637 (Array Int Int)) (|thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread3of14ForFork0_calculateNext_~calculateNext_return~0#1| Int)) (or (= |thr1Thread3of14ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread3of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28637) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_DerPreprocessor_64 (Array Int Int)) (v_ArrVal_28637 (Array Int Int)) (|thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_64) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28637) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_28633 (Array Int Int))) (= |c_thr1Thread3of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_28633) |c_~#seed~0.base|) |c_~#seed~0.offset|))))) is different from false [2024-05-07 16:11:11,514 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-05-07 16:11:11,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 590 treesize of output 570 [2024-05-07 16:11:11,527 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:11:11,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 565 treesize of output 543 [2024-05-07 16:11:11,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2024-05-07 16:11:11,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:11:11,568 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:11:11,721 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 33 trivial. 28 not checked. [2024-05-07 16:11:11,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:11,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690411092] [2024-05-07 16:11:11,722 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:11,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [613987613] [2024-05-07 16:11:11,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [613987613] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:11:11,722 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:11:11,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:11:11,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518897358] [2024-05-07 16:11:11,722 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:11:11,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:11:11,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:11,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:11:11,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=450, Unknown=11, NotChecked=138, Total=702 [2024-05-07 16:11:11,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:11,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:11,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.333333333333332) internal successors, (441), 27 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:11,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:11,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:11,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:12,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:12,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:11:12,371 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (271)] Ended with exit code 0 [2024-05-07 16:11:12,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308,271 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:12,571 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:12,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:12,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1196099919, now seen corresponding path program 1 times [2024-05-07 16:11:12,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:12,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826851791] [2024-05-07 16:11:12,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:12,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:12,607 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:12,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1538004360] [2024-05-07 16:11:12,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:12,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:12,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:12,608 INFO L229 MonitoredProcess]: Starting monitored process 272 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:12,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (272)] Waiting until timeout for monitored process [2024-05-07 16:11:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:14,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:11:14,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:14,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:11:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:11:14,352 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:14,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:14,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826851791] [2024-05-07 16:11:14,352 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:14,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538004360] [2024-05-07 16:11:14,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1538004360] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:14,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:14,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:14,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638211634] [2024-05-07 16:11:14,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:14,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:14,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:14,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:14,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:14,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:14,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:11:14,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:14,570 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (272)] Ended with exit code 0 [2024-05-07 16:11:14,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309,272 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:14,759 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:14,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:14,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1322943054, now seen corresponding path program 1 times [2024-05-07 16:11:14,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:14,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047385647] [2024-05-07 16:11:14,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:14,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:14,792 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:14,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1375049625] [2024-05-07 16:11:14,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:14,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:14,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:14,793 INFO L229 MonitoredProcess]: Starting monitored process 273 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:14,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (273)] Waiting until timeout for monitored process [2024-05-07 16:11:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:16,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:11:16,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:11:16,587 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:16,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:16,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047385647] [2024-05-07 16:11:16,587 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:16,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1375049625] [2024-05-07 16:11:16,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1375049625] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:16,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:16,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:16,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962484497] [2024-05-07 16:11:16,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:16,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:16,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:16,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:16,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:16,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:16,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:16,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:16,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:16,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (273)] Ended with exit code 0 [2024-05-07 16:11:17,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 273 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable310 [2024-05-07 16:11:17,090 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:17,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:17,090 INFO L85 PathProgramCache]: Analyzing trace with hash -1896841591, now seen corresponding path program 1 times [2024-05-07 16:11:17,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:17,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734979739] [2024-05-07 16:11:17,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:17,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:17,125 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:17,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1595118826] [2024-05-07 16:11:17,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:17,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:17,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:17,126 INFO L229 MonitoredProcess]: Starting monitored process 274 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:17,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (274)] Waiting until timeout for monitored process [2024-05-07 16:11:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:18,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:11:18,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:18,972 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:11:18,972 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:18,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:18,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734979739] [2024-05-07 16:11:18,972 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:18,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595118826] [2024-05-07 16:11:18,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595118826] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:18,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:18,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:11:18,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039145683] [2024-05-07 16:11:18,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:18,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:11:18,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:18,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:11:18,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:11:18,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:18,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:18,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:18,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:18,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:19,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:19,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (274)] Ended with exit code 0 [2024-05-07 16:11:19,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 274 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable311 [2024-05-07 16:11:19,314 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:19,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:19,314 INFO L85 PathProgramCache]: Analyzing trace with hash 325482403, now seen corresponding path program 1 times [2024-05-07 16:11:19,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:19,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215916254] [2024-05-07 16:11:19,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:19,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:19,348 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:19,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [296877521] [2024-05-07 16:11:19,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:19,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:19,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:19,349 INFO L229 MonitoredProcess]: Starting monitored process 275 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:19,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (275)] Waiting until timeout for monitored process [2024-05-07 16:11:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:21,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:11:21,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:21,104 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:11:21,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:11:22,003 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:11:22,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:11:22,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:11:22,250 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:11:22,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:11:22,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:11:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:11:22,334 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:11:22,462 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:11:22,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:11:22,490 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:11:22,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:11:22,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:11:22,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:11:22,534 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:11:22,534 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:11:22,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:11:22,820 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:11:22,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:22,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215916254] [2024-05-07 16:11:22,821 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:22,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296877521] [2024-05-07 16:11:22,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296877521] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:11:22,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:11:22,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:11:22,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107701343] [2024-05-07 16:11:22,821 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:11:22,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:11:22,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:22,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:11:22,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=554, Unknown=1, NotChecked=0, Total=650 [2024-05-07 16:11:22,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:22,822 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:22,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:22,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:22,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:22,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:22,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:22,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:22,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:23,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:11:23,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (275)] Ended with exit code 0 [2024-05-07 16:11:23,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 275 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable312 [2024-05-07 16:11:23,624 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:23,625 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:23,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1810523220, now seen corresponding path program 1 times [2024-05-07 16:11:23,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:23,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926375448] [2024-05-07 16:11:23,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:23,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:23,660 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:23,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1008791818] [2024-05-07 16:11:23,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:23,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:23,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:23,661 INFO L229 MonitoredProcess]: Starting monitored process 276 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:23,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (276)] Waiting until timeout for monitored process [2024-05-07 16:11:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:25,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:11:25,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:25,416 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:11:25,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:25,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:25,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926375448] [2024-05-07 16:11:25,417 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:25,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008791818] [2024-05-07 16:11:25,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1008791818] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:25,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:25,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:25,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145003983] [2024-05-07 16:11:25,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:25,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:25,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:25,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:25,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:25,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:25,418 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:25,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:25,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:11:25,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:11:25,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:25,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (276)] Ended with exit code 0 [2024-05-07 16:11:25,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313,276 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:25,883 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:25,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:25,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1728259994, now seen corresponding path program 1 times [2024-05-07 16:11:25,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:25,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514859972] [2024-05-07 16:11:25,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:25,927 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:25,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [966967712] [2024-05-07 16:11:25,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:25,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:25,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:25,928 INFO L229 MonitoredProcess]: Starting monitored process 277 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:25,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (277)] Waiting until timeout for monitored process [2024-05-07 16:11:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:27,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:11:27,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:27,782 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:11:27,782 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:27,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514859972] [2024-05-07 16:11:27,782 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:27,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [966967712] [2024-05-07 16:11:27,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [966967712] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:27,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:27,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:27,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637200068] [2024-05-07 16:11:27,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:27,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:27,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:27,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:27,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:27,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:27,783 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:27,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:27,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:28,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:28,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (277)] Ended with exit code 0 [2024-05-07 16:11:28,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314,277 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:28,361 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:28,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:28,362 INFO L85 PathProgramCache]: Analyzing trace with hash 332109106, now seen corresponding path program 1 times [2024-05-07 16:11:28,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:28,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166252751] [2024-05-07 16:11:28,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:28,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:28,406 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:28,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1821916269] [2024-05-07 16:11:28,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:28,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:28,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:28,407 INFO L229 MonitoredProcess]: Starting monitored process 278 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:28,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (278)] Waiting until timeout for monitored process [2024-05-07 16:11:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:30,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:11:30,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:11:30,347 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:30,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:30,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166252751] [2024-05-07 16:11:30,347 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:30,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821916269] [2024-05-07 16:11:30,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821916269] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:30,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:30,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:11:30,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427560618] [2024-05-07 16:11:30,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:30,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:11:30,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:30,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:11:30,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:11:30,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:30,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:30,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:30,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:30,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:30,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:30,541 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (278)] Ended with exit code 0 [2024-05-07 16:11:30,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 278 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable315 [2024-05-07 16:11:30,727 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:30,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:30,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1814575628, now seen corresponding path program 1 times [2024-05-07 16:11:30,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:30,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583235417] [2024-05-07 16:11:30,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:30,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:30,766 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:30,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [763419216] [2024-05-07 16:11:30,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:30,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:30,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:30,767 INFO L229 MonitoredProcess]: Starting monitored process 279 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:30,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (279)] Waiting until timeout for monitored process [2024-05-07 16:11:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:32,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:11:32,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:32,567 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:11:32,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:11:33,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:11:33,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:11:33,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:11:34,064 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:11:34,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:11:34,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:11:34,147 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 99 proven. 40 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-05-07 16:11:34,147 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:11:34,237 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_29428 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~nexts~0#1|)))) (store .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29428 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_66) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:11:34,256 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_29428 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29428 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_66) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:11:34,281 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_29428 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of14ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29428 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_66) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:11:34,289 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_29428 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29428 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_66) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:11:34,299 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_29428 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_66) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (forall ((v_ArrVal_29428 (Array Int Int)) (|thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not .cse0))))) is different from false [2024-05-07 16:11:34,537 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_29423 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29423))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_29428 (Array Int Int)) (|thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread5of14ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))))) (or (forall ((v_ArrVal_29428 (Array Int Int)) (v_DerPreprocessor_66 (Array Int Int)) (|thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_66) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29428) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_29423 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29423) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread5of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)))) is different from false [2024-05-07 16:11:34,694 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-05-07 16:11:34,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 292 treesize of output 278 [2024-05-07 16:11:34,706 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:11:34,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 482 treesize of output 466 [2024-05-07 16:11:34,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2024-05-07 16:11:34,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2024-05-07 16:11:34,729 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:11:34,960 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 65 not checked. [2024-05-07 16:11:34,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:34,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583235417] [2024-05-07 16:11:34,961 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:34,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763419216] [2024-05-07 16:11:34,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763419216] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:11:34,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:11:34,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:11:34,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313645280] [2024-05-07 16:11:34,961 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:11:34,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:11:34,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:34,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:11:34,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=344, Unknown=10, NotChecked=258, Total=702 [2024-05-07 16:11:34,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:34,962 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:34,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 25.074074074074073) internal successors, (677), 27 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:34,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:34,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:35,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:35,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:35,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (279)] Ended with exit code 0 [2024-05-07 16:11:35,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 279 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable316 [2024-05-07 16:11:35,810 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:35,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:35,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1353807157, now seen corresponding path program 1 times [2024-05-07 16:11:35,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:35,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544707115] [2024-05-07 16:11:35,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:35,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:35,853 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:35,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [107316537] [2024-05-07 16:11:35,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:35,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:35,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:35,854 INFO L229 MonitoredProcess]: Starting monitored process 280 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:35,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (280)] Waiting until timeout for monitored process [2024-05-07 16:11:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:37,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:11:37,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:37,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:11:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:11:37,670 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:37,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:37,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544707115] [2024-05-07 16:11:37,670 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:37,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107316537] [2024-05-07 16:11:37,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107316537] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:37,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:37,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:37,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111536219] [2024-05-07 16:11:37,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:37,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:37,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:37,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:37,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:37,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:37,671 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:37,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:37,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:37,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:37,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:37,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (280)] Ended with exit code 0 [2024-05-07 16:11:38,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 280 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable317 [2024-05-07 16:11:38,171 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:38,171 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:38,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1217271923, now seen corresponding path program 1 times [2024-05-07 16:11:38,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:38,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508225225] [2024-05-07 16:11:38,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:38,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:38,209 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:38,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1226665287] [2024-05-07 16:11:38,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:38,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:38,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:38,210 INFO L229 MonitoredProcess]: Starting monitored process 281 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:38,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (281)] Waiting until timeout for monitored process [2024-05-07 16:11:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:39,950 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:11:39,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:40,057 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:11:40,058 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:40,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:40,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508225225] [2024-05-07 16:11:40,058 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:40,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226665287] [2024-05-07 16:11:40,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226665287] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:40,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:40,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:40,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061140126] [2024-05-07 16:11:40,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:40,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:40,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:40,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:40,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:40,059 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:40,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:40,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:40,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:40,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:40,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (281)] Ended with exit code 0 [2024-05-07 16:11:40,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318,281 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:40,743 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:40,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:40,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1301420391, now seen corresponding path program 1 times [2024-05-07 16:11:40,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:40,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741826979] [2024-05-07 16:11:40,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:40,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:40,788 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:40,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1082574240] [2024-05-07 16:11:40,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:40,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:40,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:40,789 INFO L229 MonitoredProcess]: Starting monitored process 282 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:40,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (282)] Waiting until timeout for monitored process [2024-05-07 16:11:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:42,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:11:42,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:11:42,840 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:42,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:42,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741826979] [2024-05-07 16:11:42,840 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:42,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082574240] [2024-05-07 16:11:42,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082574240] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:42,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:42,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:11:42,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610802100] [2024-05-07 16:11:42,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:42,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:11:42,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:42,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:11:42,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:11:42,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:42,844 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:42,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:42,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:42,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:43,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:43,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:43,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (282)] Ended with exit code 0 [2024-05-07 16:11:43,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319,282 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:43,269 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:43,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:43,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1314456895, now seen corresponding path program 1 times [2024-05-07 16:11:43,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:43,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406655429] [2024-05-07 16:11:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:43,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:43,309 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:43,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1009578726] [2024-05-07 16:11:43,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:43,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:43,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:43,311 INFO L229 MonitoredProcess]: Starting monitored process 283 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:43,311 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (283)] Waiting until timeout for monitored process [2024-05-07 16:11:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:45,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:11:45,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:45,159 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:11:45,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:11:46,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:11:46,551 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:11:46,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:11:46,861 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:11:46,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:11:46,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:11:46,941 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 120 proven. 46 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-07 16:11:46,941 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:11:46,970 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_29956 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:11:47,025 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~nexts~0#1|)))) (store .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or .cse0 (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:11:47,044 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:11:47,069 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of14ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse0))))) is different from false [2024-05-07 16:11:47,077 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= 0 (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|)))) (not .cse0))))) is different from false [2024-05-07 16:11:47,087 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or .cse0 (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (not .cse0) (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))))))) is different from false [2024-05-07 16:11:47,339 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_29951 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29951) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|)) (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_29951 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29951))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))))))) is different from false [2024-05-07 16:11:47,434 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_29951 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29951))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((v_ArrVal_29956 (Array Int Int)) (|thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread6of14ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse2 |c_~#seed~0.offset|))))))) (or (forall ((v_ArrVal_29951 (Array Int Int))) (= |c_thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29951) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_ArrVal_29956 (Array Int Int)) (v_DerPreprocessor_68 (Array Int Int)) (|thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread6of14ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_68) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_29956) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) is different from false [2024-05-07 16:11:47,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:11:47,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:11:47,443 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:11:47,445 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:11:47,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 180 treesize of output 1 [2024-05-07 16:11:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 100 not checked. [2024-05-07 16:11:47,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:47,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406655429] [2024-05-07 16:11:47,728 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:47,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009578726] [2024-05-07 16:11:47,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009578726] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:11:47,728 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:11:47,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:11:47,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698241808] [2024-05-07 16:11:47,728 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:11:47,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:11:47,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:47,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:11:47,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=281, Unknown=8, NotChecked=328, Total=702 [2024-05-07 16:11:47,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:47,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:47,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 29.444444444444443) internal successors, (795), 27 states have internal predecessors, (795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:47,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:47,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:47,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:47,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:47,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:47,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:48,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:48,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (283)] Ended with exit code 0 [2024-05-07 16:11:48,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 283 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable320 [2024-05-07 16:11:48,703 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:48,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:48,704 INFO L85 PathProgramCache]: Analyzing trace with hash -1049046186, now seen corresponding path program 1 times [2024-05-07 16:11:48,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:48,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319235194] [2024-05-07 16:11:48,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:48,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:48,742 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:48,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [324472969] [2024-05-07 16:11:48,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:48,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:48,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:48,743 INFO L229 MonitoredProcess]: Starting monitored process 284 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:48,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (284)] Waiting until timeout for monitored process [2024-05-07 16:11:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:50,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:11:50,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:11:50,528 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:50,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:50,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319235194] [2024-05-07 16:11:50,528 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:50,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324472969] [2024-05-07 16:11:50,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324472969] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:50,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:50,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:50,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281566175] [2024-05-07 16:11:50,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:50,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:50,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:50,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:50,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:50,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:50,530 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:50,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:50,531 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:50,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:50,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:50,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (284)] Ended with exit code 0 [2024-05-07 16:11:51,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 284 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2024-05-07 16:11:51,089 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:51,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:51,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1762656031, now seen corresponding path program 1 times [2024-05-07 16:11:51,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:51,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835246082] [2024-05-07 16:11:51,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:51,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:51,130 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:51,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [641747722] [2024-05-07 16:11:51,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:51,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:51,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:51,131 INFO L229 MonitoredProcess]: Starting monitored process 285 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:51,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (285)] Waiting until timeout for monitored process [2024-05-07 16:11:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:52,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:11:52,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:11:53,072 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:53,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:53,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835246082] [2024-05-07 16:11:53,072 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:53,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641747722] [2024-05-07 16:11:53,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641747722] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:53,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:53,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:11:53,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982572390] [2024-05-07 16:11:53,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:53,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:11:53,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:53,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:11:53,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:11:53,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:53,074 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:53,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:53,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:53,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (285)] Ended with exit code 0 [2024-05-07 16:11:53,800 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 285 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable322 [2024-05-07 16:11:53,801 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:53,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:53,801 INFO L85 PathProgramCache]: Analyzing trace with hash -197232943, now seen corresponding path program 1 times [2024-05-07 16:11:53,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:53,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899417858] [2024-05-07 16:11:53,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:53,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:53,841 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:53,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2044628187] [2024-05-07 16:11:53,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:53,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:53,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:53,843 INFO L229 MonitoredProcess]: Starting monitored process 286 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:53,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (286)] Waiting until timeout for monitored process [2024-05-07 16:11:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:55,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:11:55,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:11:55,965 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:11:55,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:11:55,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899417858] [2024-05-07 16:11:55,966 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:11:55,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044628187] [2024-05-07 16:11:55,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044628187] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:11:55,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:11:55,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:11:55,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008056905] [2024-05-07 16:11:55,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:11:55,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:11:55,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:11:55,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:11:55,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:11:55,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:55,968 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:11:55,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:55,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:55,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:55,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:11:56,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:11:56,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (286)] Ended with exit code 0 [2024-05-07 16:11:56,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 286 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable323 [2024-05-07 16:11:56,503 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:11:56,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:11:56,504 INFO L85 PathProgramCache]: Analyzing trace with hash 987423659, now seen corresponding path program 1 times [2024-05-07 16:11:56,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:11:56,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936690919] [2024-05-07 16:11:56,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:56,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:11:56,552 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:11:56,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [720109491] [2024-05-07 16:11:56,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:11:56,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:11:56,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:11:56,553 INFO L229 MonitoredProcess]: Starting monitored process 287 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:11:56,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (287)] Waiting until timeout for monitored process [2024-05-07 16:11:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:11:58,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:11:58,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:11:58,546 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:11:58,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:12:00,323 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:12:00,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:12:00,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:12:00,628 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:12:00,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:12:00,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:12:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 135 proven. 52 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:12:00,721 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:12:00,864 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:12:00,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:12:00,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 312 [2024-05-07 16:12:00,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 25 [2024-05-07 16:12:00,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:00,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:12:00,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:00,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:00,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:01,444 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 32 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:12:01,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:01,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936690919] [2024-05-07 16:12:01,444 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:01,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720109491] [2024-05-07 16:12:01,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720109491] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:12:01,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:12:01,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:12:01,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400810830] [2024-05-07 16:12:01,445 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:12:01,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:12:01,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:01,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:12:01,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:12:01,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:01,446 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:01,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 34.5) internal successors, (897), 26 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:01,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:01,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:02,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:02,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:12:02,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (287)] Ended with exit code 0 [2024-05-07 16:12:02,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324,287 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:02,592 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:02,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:02,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1357755860, now seen corresponding path program 1 times [2024-05-07 16:12:02,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:02,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933144883] [2024-05-07 16:12:02,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:02,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:02,634 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:02,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1818577640] [2024-05-07 16:12:02,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:02,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:02,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:02,635 INFO L229 MonitoredProcess]: Starting monitored process 288 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:02,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (288)] Waiting until timeout for monitored process [2024-05-07 16:12:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:04,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:12:04,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:04,449 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:12:04,501 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:12:04,502 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:04,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:04,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933144883] [2024-05-07 16:12:04,502 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:04,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1818577640] [2024-05-07 16:12:04,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1818577640] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:04,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:04,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:04,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963843539] [2024-05-07 16:12:04,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:04,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:04,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:04,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:04,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:04,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:04,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:04,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:12:04,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:04,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:04,952 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (288)] Ended with exit code 0 [2024-05-07 16:12:05,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 288 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable325 [2024-05-07 16:12:05,140 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:05,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:05,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1194565199, now seen corresponding path program 1 times [2024-05-07 16:12:05,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:05,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814723362] [2024-05-07 16:12:05,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:05,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:05,219 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:05,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1948833416] [2024-05-07 16:12:05,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:05,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:05,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:05,221 INFO L229 MonitoredProcess]: Starting monitored process 289 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:05,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (289)] Waiting until timeout for monitored process [2024-05-07 16:12:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:07,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:12:07,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:12:07,137 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:07,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:07,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814723362] [2024-05-07 16:12:07,137 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:07,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948833416] [2024-05-07 16:12:07,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948833416] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:07,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:07,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:07,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472307673] [2024-05-07 16:12:07,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:07,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:07,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:07,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:07,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:07,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:07,138 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:07,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:07,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:07,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:07,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (289)] Forceful destruction successful, exit code 0 [2024-05-07 16:12:07,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326,289 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:07,985 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:07,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:07,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1648609962, now seen corresponding path program 1 times [2024-05-07 16:12:07,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:07,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055637274] [2024-05-07 16:12:07,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:07,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:08,030 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:08,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2082178264] [2024-05-07 16:12:08,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:08,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:08,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:08,031 INFO L229 MonitoredProcess]: Starting monitored process 290 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:08,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (290)] Waiting until timeout for monitored process [2024-05-07 16:12:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:09,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:12:09,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-05-07 16:12:10,311 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:10,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:10,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055637274] [2024-05-07 16:12:10,311 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:10,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082178264] [2024-05-07 16:12:10,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082178264] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:10,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:10,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:12:10,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725783184] [2024-05-07 16:12:10,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:10,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:12:10,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:10,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:12:10,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:12:10,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:10,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:10,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.4) internal successors, (507), 5 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:10,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:10,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:10,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:10,662 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (290)] Ended with exit code 0 [2024-05-07 16:12:10,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 290 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable327 [2024-05-07 16:12:10,862 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:10,862 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:10,862 INFO L85 PathProgramCache]: Analyzing trace with hash -2027802320, now seen corresponding path program 1 times [2024-05-07 16:12:10,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:10,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365034804] [2024-05-07 16:12:10,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:10,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:10,913 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:10,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [138288498] [2024-05-07 16:12:10,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:10,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:10,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:10,914 INFO L229 MonitoredProcess]: Starting monitored process 291 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:10,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (291)] Waiting until timeout for monitored process [2024-05-07 16:12:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:12,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:12:12,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:12,787 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:12:12,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:12:14,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:12:14,579 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:12:14,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:12:14,815 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:12:14,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:12:14,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:12:14,896 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 156 proven. 58 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:12:14,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:12:14,925 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_31274 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_31274) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:12:15,021 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:12:15,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:12:15,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 252 treesize of output 248 [2024-05-07 16:12:15,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:12:15,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:12:15,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:12:15,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:12:15,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:15,582 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 396 trivial. 36 not checked. [2024-05-07 16:12:15,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:15,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365034804] [2024-05-07 16:12:15,582 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:15,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138288498] [2024-05-07 16:12:15,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138288498] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:12:15,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:12:15,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:12:15,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165565210] [2024-05-07 16:12:15,583 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:12:15,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:12:15,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:15,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:12:15,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:12:15,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:15,584 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:15,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 39.03846153846154) internal successors, (1015), 26 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:15,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:15,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:15,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:15,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:15,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:16,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:12:16,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (291)] Ended with exit code 0 [2024-05-07 16:12:16,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328,291 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:16,717 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:16,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:16,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1077095673, now seen corresponding path program 1 times [2024-05-07 16:12:16,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:16,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768167138] [2024-05-07 16:12:16,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:16,766 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:16,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [763132877] [2024-05-07 16:12:16,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:16,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:16,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:16,768 INFO L229 MonitoredProcess]: Starting monitored process 292 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:16,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (292)] Waiting until timeout for monitored process [2024-05-07 16:12:18,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:18,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:12:18,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:18,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:12:18,816 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-05-07 16:12:18,816 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:18,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:18,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768167138] [2024-05-07 16:12:18,816 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:18,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763132877] [2024-05-07 16:12:18,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763132877] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:18,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:18,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:18,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628605525] [2024-05-07 16:12:18,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:18,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:18,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:18,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:18,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:18,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:18,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:18,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:18,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:12:18,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:19,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:19,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:19,331 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (292)] Ended with exit code 0 [2024-05-07 16:12:19,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 292 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable329 [2024-05-07 16:12:19,531 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:19,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:19,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1971107474, now seen corresponding path program 1 times [2024-05-07 16:12:19,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:19,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805286102] [2024-05-07 16:12:19,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:19,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:19,608 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:19,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [168382006] [2024-05-07 16:12:19,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:19,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:19,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:19,610 INFO L229 MonitoredProcess]: Starting monitored process 293 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:19,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (293)] Waiting until timeout for monitored process [2024-05-07 16:12:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:21,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:12:21,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:21,589 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:12:21,589 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:21,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:21,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805286102] [2024-05-07 16:12:21,589 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:21,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168382006] [2024-05-07 16:12:21,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [168382006] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:21,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:21,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:21,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121476409] [2024-05-07 16:12:21,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:21,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:21,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:21,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:21,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:21,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:21,591 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:21,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 66.875) internal successors, (535), 8 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:21,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:22,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:22,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:22,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:22,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (293)] Ended with exit code 0 [2024-05-07 16:12:22,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330,293 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:22,498 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:22,498 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:22,498 INFO L85 PathProgramCache]: Analyzing trace with hash -971804005, now seen corresponding path program 1 times [2024-05-07 16:12:22,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:22,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495824487] [2024-05-07 16:12:22,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:22,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:22,559 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:22,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [761506274] [2024-05-07 16:12:22,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:22,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:22,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:22,561 INFO L229 MonitoredProcess]: Starting monitored process 294 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:22,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (294)] Waiting until timeout for monitored process [2024-05-07 16:12:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:24,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:12:24,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-05-07 16:12:25,006 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:25,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:25,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495824487] [2024-05-07 16:12:25,006 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:25,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761506274] [2024-05-07 16:12:25,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [761506274] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:25,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:25,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:12:25,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649290683] [2024-05-07 16:12:25,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:25,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:12:25,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:25,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:12:25,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:12:25,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:25,007 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:25,007 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.2) internal successors, (566), 5 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:25,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:25,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:25,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:25,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:25,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:25,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:25,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:25,398 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (294)] Ended with exit code 0 [2024-05-07 16:12:25,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 294 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable331 [2024-05-07 16:12:25,584 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:25,584 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:25,584 INFO L85 PathProgramCache]: Analyzing trace with hash -522159051, now seen corresponding path program 1 times [2024-05-07 16:12:25,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:25,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455184215] [2024-05-07 16:12:25,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:25,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:25,638 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:25,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1176410615] [2024-05-07 16:12:25,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:25,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:25,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:25,640 INFO L229 MonitoredProcess]: Starting monitored process 295 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:25,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (295)] Waiting until timeout for monitored process [2024-05-07 16:12:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:27,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:12:27,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:27,757 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:12:27,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:12:29,719 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:12:29,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:12:29,726 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:12:29,911 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:12:29,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:12:30,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:12:30,021 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 177 proven. 64 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:12:30,021 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:12:30,148 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:12:30,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:12:30,166 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:12:30,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:12:30,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:12:30,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:30,183 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:12:30,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:12:30,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:12:30,739 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 40 proven. 60 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-05-07 16:12:30,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:30,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455184215] [2024-05-07 16:12:30,740 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:30,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176410615] [2024-05-07 16:12:30,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176410615] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:12:30,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:12:30,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:12:30,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889669974] [2024-05-07 16:12:30,740 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:12:30,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:12:30,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:30,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:12:30,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:12:30,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:30,742 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:30,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 43.57692307692308) internal successors, (1133), 26 states have internal predecessors, (1133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:30,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:31,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:31,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:31,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:12:31,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (295)] Ended with exit code 0 [2024-05-07 16:12:32,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332,295 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:32,059 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:32,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:32,059 INFO L85 PathProgramCache]: Analyzing trace with hash 281301277, now seen corresponding path program 1 times [2024-05-07 16:12:32,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:32,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985912613] [2024-05-07 16:12:32,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:32,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:32,105 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:32,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1880299566] [2024-05-07 16:12:32,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:32,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:32,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:32,107 INFO L229 MonitoredProcess]: Starting monitored process 296 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:32,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (296)] Waiting until timeout for monitored process [2024-05-07 16:12:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:34,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:12:34,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:34,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:12:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-05-07 16:12:34,069 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:34,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:34,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985912613] [2024-05-07 16:12:34,069 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:34,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880299566] [2024-05-07 16:12:34,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880299566] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:34,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:34,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:34,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662242921] [2024-05-07 16:12:34,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:34,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:34,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:34,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:34,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:34,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:34,071 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:34,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.5) internal successors, (580), 8 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:12:34,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:34,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:34,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:34,726 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (296)] Ended with exit code 0 [2024-05-07 16:12:34,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 296 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable333 [2024-05-07 16:12:34,912 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:34,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:34,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1483795902, now seen corresponding path program 1 times [2024-05-07 16:12:34,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:34,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965557190] [2024-05-07 16:12:34,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:34,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:34,962 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:34,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1263264246] [2024-05-07 16:12:34,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:34,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:34,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:34,963 INFO L229 MonitoredProcess]: Starting monitored process 297 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:34,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (297)] Waiting until timeout for monitored process [2024-05-07 16:12:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:37,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:12:37,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:37,158 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:12:37,158 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:37,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:37,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965557190] [2024-05-07 16:12:37,159 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:37,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263264246] [2024-05-07 16:12:37,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1263264246] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:37,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:37,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:37,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734718432] [2024-05-07 16:12:37,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:37,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:37,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:37,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:37,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:37,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:37,161 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:37,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 74.375) internal successors, (595), 8 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:37,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:38,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:38,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (297)] Ended with exit code 0 [2024-05-07 16:12:38,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 297 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable334 [2024-05-07 16:12:38,222 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:38,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:38,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1528057350, now seen corresponding path program 1 times [2024-05-07 16:12:38,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:38,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107091965] [2024-05-07 16:12:38,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:38,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:38,278 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:38,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [582184320] [2024-05-07 16:12:38,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:38,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:38,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:38,280 INFO L229 MonitoredProcess]: Starting monitored process 298 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:38,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (298)] Waiting until timeout for monitored process [2024-05-07 16:12:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:40,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:12:40,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:40,788 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-05-07 16:12:40,789 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:40,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:40,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107091965] [2024-05-07 16:12:40,789 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:40,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [582184320] [2024-05-07 16:12:40,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [582184320] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:40,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:40,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:12:40,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945374884] [2024-05-07 16:12:40,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:40,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:12:40,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:40,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:12:40,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:12:40,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:40,790 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:40,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 125.0) internal successors, (625), 5 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:40,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:40,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:40,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:40,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:41,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:41,246 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (298)] Ended with exit code 0 [2024-05-07 16:12:41,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 298 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable335 [2024-05-07 16:12:41,440 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:41,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:41,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1706656660, now seen corresponding path program 1 times [2024-05-07 16:12:41,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:41,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196899675] [2024-05-07 16:12:41,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:41,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:41,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:41,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1260927249] [2024-05-07 16:12:41,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:41,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:41,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:41,489 INFO L229 MonitoredProcess]: Starting monitored process 299 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:41,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (299)] Waiting until timeout for monitored process [2024-05-07 16:12:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:43,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 16:12:43,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:44,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:12:44,207 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:12:44,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-05-07 16:12:44,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-05-07 16:12:44,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:12:44,391 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:12:44,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:12:44,399 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 230 proven. 15 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:12:44,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:12:44,478 INFO L349 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2024-05-07 16:12:44,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 60 [2024-05-07 16:12:44,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-05-07 16:12:44,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:12:44,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 33 [2024-05-07 16:12:44,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-05-07 16:12:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:12:45,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:45,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196899675] [2024-05-07 16:12:45,063 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:45,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1260927249] [2024-05-07 16:12:45,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1260927249] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:12:45,063 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:12:45,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-05-07 16:12:45,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584241599] [2024-05-07 16:12:45,063 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:12:45,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-07 16:12:45,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:45,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-07 16:12:45,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2024-05-07 16:12:45,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:45,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:45,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 38.05) internal successors, (761), 20 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:45,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:45,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:45,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (299)] Ended with exit code 0 [2024-05-07 16:12:46,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336,299 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:46,159 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:46,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:46,159 INFO L85 PathProgramCache]: Analyzing trace with hash -853390307, now seen corresponding path program 1 times [2024-05-07 16:12:46,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:46,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261868948] [2024-05-07 16:12:46,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:46,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:46,207 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:46,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [714203208] [2024-05-07 16:12:46,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:46,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:46,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:46,209 INFO L229 MonitoredProcess]: Starting monitored process 300 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:46,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (300)] Waiting until timeout for monitored process [2024-05-07 16:12:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:48,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:12:48,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2024-05-07 16:12:48,251 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:48,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:48,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261868948] [2024-05-07 16:12:48,251 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:48,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714203208] [2024-05-07 16:12:48,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714203208] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:48,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:48,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:48,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457688563] [2024-05-07 16:12:48,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:48,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:48,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:48,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:48,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:48,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:48,253 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:48,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 79.875) internal successors, (639), 8 states have internal predecessors, (639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:48,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:48,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:48,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:48,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:48,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:48,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:49,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (300)] Ended with exit code 0 [2024-05-07 16:12:49,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337,300 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:49,198 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:49,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:49,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1416208513, now seen corresponding path program 1 times [2024-05-07 16:12:49,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:49,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025980413] [2024-05-07 16:12:49,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:49,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:49,248 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:49,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1134405171] [2024-05-07 16:12:49,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:49,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:49,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:49,249 INFO L229 MonitoredProcess]: Starting monitored process 301 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:49,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (301)] Waiting until timeout for monitored process [2024-05-07 16:12:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:51,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:12:51,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:12:51,351 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:51,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:51,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025980413] [2024-05-07 16:12:51,351 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:51,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134405171] [2024-05-07 16:12:51,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134405171] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:51,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:51,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:12:51,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335396865] [2024-05-07 16:12:51,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:51,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:12:51,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:51,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:12:51,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:12:51,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:51,353 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:51,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 81.75) internal successors, (654), 8 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:51,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:51,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:51,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:52,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:52,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:52,189 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (301)] Ended with exit code 0 [2024-05-07 16:12:52,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338,301 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:52,374 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:52,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:52,374 INFO L85 PathProgramCache]: Analyzing trace with hash 2045144410, now seen corresponding path program 1 times [2024-05-07 16:12:52,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:52,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855038111] [2024-05-07 16:12:52,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:52,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:52,426 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:52,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076445336] [2024-05-07 16:12:52,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:52,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:52,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:52,428 INFO L229 MonitoredProcess]: Starting monitored process 302 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:52,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (302)] Waiting until timeout for monitored process [2024-05-07 16:12:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:54,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:12:54,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2024-05-07 16:12:54,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:12:54,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:54,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855038111] [2024-05-07 16:12:54,967 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:54,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076445336] [2024-05-07 16:12:54,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076445336] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:12:54,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:12:54,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:12:54,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265936558] [2024-05-07 16:12:54,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:12:54,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:12:54,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:54,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:12:54,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:12:54,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:54,969 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:54,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 136.8) internal successors, (684), 5 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:54,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:55,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:55,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:55,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (302)] Ended with exit code 0 [2024-05-07 16:12:55,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 302 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable339 [2024-05-07 16:12:55,694 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:12:55,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:12:55,695 INFO L85 PathProgramCache]: Analyzing trace with hash -752542092, now seen corresponding path program 1 times [2024-05-07 16:12:55,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:12:55,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16548101] [2024-05-07 16:12:55,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:55,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:12:55,745 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:12:55,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [778520894] [2024-05-07 16:12:55,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:12:55,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:12:55,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:12:55,747 INFO L229 MonitoredProcess]: Starting monitored process 303 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:12:55,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (303)] Waiting until timeout for monitored process [2024-05-07 16:12:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:12:57,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 16:12:57,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:12:58,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:12:58,402 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:12:58,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-05-07 16:12:58,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-05-07 16:12:58,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:12:58,593 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:12:58,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:12:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 254 proven. 16 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:12:58,600 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:12:58,681 INFO L349 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2024-05-07 16:12:58,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 60 [2024-05-07 16:12:58,698 INFO L349 Elim1Store]: treesize reduction 22, result has 45.0 percent of original size [2024-05-07 16:12:58,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 64 [2024-05-07 16:12:58,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:58,715 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-05-07 16:12:58,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 6 [2024-05-07 16:12:58,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:12:58,734 INFO L349 Elim1Store]: treesize reduction 11, result has 60.7 percent of original size [2024-05-07 16:12:58,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 35 [2024-05-07 16:12:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:12:59,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:12:59,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16548101] [2024-05-07 16:12:59,361 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:12:59,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778520894] [2024-05-07 16:12:59,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778520894] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:12:59,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:12:59,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-05-07 16:12:59,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930022248] [2024-05-07 16:12:59,362 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:12:59,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-07 16:12:59,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:12:59,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-07 16:12:59,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2024-05-07 16:12:59,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:12:59,363 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:12:59,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 41.0) internal successors, (820), 20 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:12:59,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:00,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:00,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:00,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (303)] Forceful destruction successful, exit code 0 [2024-05-07 16:13:00,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340,303 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:00,428 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:13:00,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:00,429 INFO L85 PathProgramCache]: Analyzing trace with hash -847601986, now seen corresponding path program 1 times [2024-05-07 16:13:00,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:00,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705374469] [2024-05-07 16:13:00,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:00,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:00,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:00,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2100378058] [2024-05-07 16:13:00,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:00,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:00,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:00,489 INFO L229 MonitoredProcess]: Starting monitored process 304 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:00,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (304)] Waiting until timeout for monitored process [2024-05-07 16:13:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:02,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:13:02,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2024-05-07 16:13:02,599 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:02,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:02,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705374469] [2024-05-07 16:13:02,599 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:02,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2100378058] [2024-05-07 16:13:02,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2100378058] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:02,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:02,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:02,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368664450] [2024-05-07 16:13:02,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:02,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:02,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:02,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:02,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:02,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:02,600 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:02,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 87.25) internal successors, (698), 8 states have internal predecessors, (698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:02,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:02,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:02,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:03,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:03,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:03,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (304)] Ended with exit code 0 [2024-05-07 16:13:03,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341,304 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:03,551 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:13:03,551 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:03,551 INFO L85 PathProgramCache]: Analyzing trace with hash -1706834622, now seen corresponding path program 1 times [2024-05-07 16:13:03,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:03,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478286711] [2024-05-07 16:13:03,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:03,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:03,603 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:03,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [801776100] [2024-05-07 16:13:03,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:03,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:03,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:03,604 INFO L229 MonitoredProcess]: Starting monitored process 305 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:03,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (305)] Waiting until timeout for monitored process [2024-05-07 16:13:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:05,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 1643 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:13:05,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2024-05-07 16:13:05,770 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:05,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:05,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478286711] [2024-05-07 16:13:05,770 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:05,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801776100] [2024-05-07 16:13:05,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801776100] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:05,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:05,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:05,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571764758] [2024-05-07 16:13:05,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:05,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:05,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:05,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:05,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:05,772 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:05,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 89.125) internal successors, (713), 8 states have internal predecessors, (713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:05,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:05,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:06,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:06,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:06,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:06,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:06,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (305)] Ended with exit code 0 [2024-05-07 16:13:06,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 305 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable342 [2024-05-07 16:13:06,964 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:13:06,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:06,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1994062105, now seen corresponding path program 1 times [2024-05-07 16:13:06,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:06,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791244599] [2024-05-07 16:13:06,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:06,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:07,030 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:07,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1467265763] [2024-05-07 16:13:07,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:07,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:07,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:07,032 INFO L229 MonitoredProcess]: Starting monitored process 306 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:07,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (306)] Waiting until timeout for monitored process [2024-05-07 16:13:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:09,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 1695 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:13:09,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2024-05-07 16:13:09,817 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:09,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:09,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791244599] [2024-05-07 16:13:09,817 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:09,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467265763] [2024-05-07 16:13:09,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467265763] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:09,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:09,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:13:09,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719098517] [2024-05-07 16:13:09,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:09,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:13:09,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:09,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:13:09,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:13:09,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:09,818 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:09,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 148.6) internal successors, (743), 5 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:09,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:10,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:10,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:10,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (306)] Ended with exit code 0 [2024-05-07 16:13:10,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 306 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable343 [2024-05-07 16:13:10,613 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:13:10,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:10,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1992242047, now seen corresponding path program 1 times [2024-05-07 16:13:10,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:10,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590057777] [2024-05-07 16:13:10,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:10,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:10,669 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:10,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1972923453] [2024-05-07 16:13:10,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:10,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:10,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:10,671 INFO L229 MonitoredProcess]: Starting monitored process 307 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:10,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (307)] Waiting until timeout for monitored process [2024-05-07 16:13:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:12,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 31 conjunts are in the unsatisfiable core [2024-05-07 16:13:12,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:13,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:13:13,507 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:13:13,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:13:13,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:13:13,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:13:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 278 proven. 17 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2024-05-07 16:13:13,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:13:13,826 INFO L349 Elim1Store]: treesize reduction 58, result has 30.1 percent of original size [2024-05-07 16:13:13,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 57 [2024-05-07 16:13:13,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-05-07 16:13:13,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:13:13,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:13:13,894 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2024-05-07 16:13:13,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:13,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590057777] [2024-05-07 16:13:13,894 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:13,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972923453] [2024-05-07 16:13:13,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1972923453] provided 1 perfect and 1 imperfect interpolant sequences [2024-05-07 16:13:13,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-07 16:13:13,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 19 [2024-05-07 16:13:13,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656289170] [2024-05-07 16:13:13,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:13,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-05-07 16:13:13,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:13,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-07 16:13:13,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2024-05-07 16:13:13,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:13,896 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:13,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 73.7) internal successors, (737), 10 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:13,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:13,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:13,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:13,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:13,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:13,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:14,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:13:14,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (307)] Ended with exit code 0 [2024-05-07 16:13:14,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 307 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable344 [2024-05-07 16:13:14,832 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 42 more)] === [2024-05-07 16:13:14,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:14,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1679834446, now seen corresponding path program 1 times [2024-05-07 16:13:14,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:14,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309889327] [2024-05-07 16:13:14,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:14,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:14,897 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:14,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [733542906] [2024-05-07 16:13:14,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:14,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:14,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:14,899 INFO L229 MonitoredProcess]: Starting monitored process 308 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:14,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (308)] Waiting until timeout for monitored process [2024-05-07 16:13:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:13:19,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 16:13:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 16:13:21,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-07 16:13:21,467 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 46 remaining) [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (44 of 46 remaining) [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (43 of 46 remaining) [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (42 of 46 remaining) [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (41 of 46 remaining) [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (40 of 46 remaining) [2024-05-07 16:13:21,467 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (39 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (38 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (37 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (36 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (35 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (34 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (33 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (32 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (31 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (30 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (28 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (27 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (26 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 46 remaining) [2024-05-07 16:13:21,468 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 46 remaining) [2024-05-07 16:13:21,469 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 46 remaining) [2024-05-07 16:13:21,470 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 46 remaining) [2024-05-07 16:13:21,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (308)] Ended with exit code 0 [2024-05-07 16:13:21,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 308 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable345 [2024-05-07 16:13:21,677 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:13:21,677 WARN L233 ceAbstractionStarter]: 14 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-07 16:13:21,677 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 15 thread instances. [2024-05-07 16:13:21,769 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-07 16:13:21,775 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 16:13:21,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 16:13:21,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:21,776 INFO L229 MonitoredProcess]: Starting monitored process 309 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 16:13:21,779 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 16:13:21,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:21,779 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 16:13:21,779 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5965145f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-05-07 16:13:21,780 INFO L358 AbstractCegarLoop]: Starting to check reachability of 49 error locations. [2024-05-07 16:13:21,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:21,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:21,782 INFO L85 PathProgramCache]: Analyzing trace with hash 598275043, now seen corresponding path program 1 times [2024-05-07 16:13:21,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:21,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833567224] [2024-05-07 16:13:21,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:21,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:21,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (309)] Waiting until timeout for monitored process [2024-05-07 16:13:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:13:21,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:21,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833567224] [2024-05-07 16:13:21,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833567224] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:21,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:21,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-07 16:13:21,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415750917] [2024-05-07 16:13:21,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:21,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-07 16:13:21,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:21,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-07 16:13:21,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-07 16:13:21,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:21,845 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:21,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:21,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:21,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:21,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2024-05-07 16:13:21,888 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:21,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:21,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1232766526, now seen corresponding path program 1 times [2024-05-07 16:13:21,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:21,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826934152] [2024-05-07 16:13:21,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:21,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:21,933 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:13:21,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:21,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826934152] [2024-05-07 16:13:21,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826934152] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:21,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:21,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-05-07 16:13:21,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882515639] [2024-05-07 16:13:21,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:21,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-07 16:13:21,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:21,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 16:13:21,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-05-07 16:13:21,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:21,934 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:21,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:21,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:21,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:21,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2024-05-07 16:13:21,952 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:21,952 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:21,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1682694812, now seen corresponding path program 1 times [2024-05-07 16:13:21,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:21,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938429594] [2024-05-07 16:13:21,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:21,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:13:22,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:22,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938429594] [2024-05-07 16:13:22,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938429594] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-07 16:13:22,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72311064] [2024-05-07 16:13:22,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:22,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:22,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:22,192 INFO L229 MonitoredProcess]: Starting monitored process 310 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:22,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (310)] Waiting until timeout for monitored process [2024-05-07 16:13:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:24,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:13:24,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:24,098 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:13:24,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:13:24,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:13:24,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:13:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 16:13:24,268 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:13:24,289 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_35299 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35299) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:13:24,308 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:13:24,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-07 16:13:24,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-05-07 16:13:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 9 not checked. [2024-05-07 16:13:24,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72311064] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:13:24,363 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-07 16:13:24,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10, 10] total 24 [2024-05-07 16:13:24,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461578163] [2024-05-07 16:13:24,363 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-07 16:13:24,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-07 16:13:24,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:24,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-07 16:13:24,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=431, Unknown=1, NotChecked=42, Total=552 [2024-05-07 16:13:24,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:24,364 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:24,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 6.291666666666667) internal successors, (151), 24 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:24,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:24,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:13:24,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (310)] Forceful destruction successful, exit code 0 [2024-05-07 16:13:24,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348,310 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:24,785 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:24,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:24,785 INFO L85 PathProgramCache]: Analyzing trace with hash 974915682, now seen corresponding path program 1 times [2024-05-07 16:13:24,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:24,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953301109] [2024-05-07 16:13:24,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:24,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:13:24,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:24,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953301109] [2024-05-07 16:13:24,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953301109] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:24,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:24,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:13:24,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222610637] [2024-05-07 16:13:24,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:24,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:13:24,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:24,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:13:24,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:13:24,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:24,844 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:24,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:13:24,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:24,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:24,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:13:24,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2024-05-07 16:13:24,886 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:24,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:24,887 INFO L85 PathProgramCache]: Analyzing trace with hash -822619725, now seen corresponding path program 1 times [2024-05-07 16:13:24,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:24,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887181893] [2024-05-07 16:13:24,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:24,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:13:24,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:24,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887181893] [2024-05-07 16:13:24,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887181893] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:24,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:24,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:24,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267841477] [2024-05-07 16:13:24,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:24,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:24,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:24,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:24,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:24,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:24,963 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:24,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:24,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:24,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-07 16:13:24,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:24,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:13:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:25,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:25,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2024-05-07 16:13:25,079 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:25,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:25,080 INFO L85 PathProgramCache]: Analyzing trace with hash -240113372, now seen corresponding path program 1 times [2024-05-07 16:13:25,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:25,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702479278] [2024-05-07 16:13:25,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:25,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:25,112 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:25,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [203981252] [2024-05-07 16:13:25,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:25,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:25,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:25,113 INFO L229 MonitoredProcess]: Starting monitored process 311 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:25,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (311)] Waiting until timeout for monitored process [2024-05-07 16:13:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:27,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:13:27,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:27,098 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-07 16:13:27,098 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:27,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:27,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702479278] [2024-05-07 16:13:27,099 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:27,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203981252] [2024-05-07 16:13:27,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203981252] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:27,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:27,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:27,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836117660] [2024-05-07 16:13:27,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:27,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:27,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:27,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:27,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:27,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:27,099 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:27,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.25) internal successors, (122), 8 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-07 16:13:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:27,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:27,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:27,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:27,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:27,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:27,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:27,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:27,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (311)] Ended with exit code 0 [2024-05-07 16:13:27,460 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351,311 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:27,460 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:27,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:27,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1979837951, now seen corresponding path program 1 times [2024-05-07 16:13:27,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:27,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490099582] [2024-05-07 16:13:27,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:27,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:27,574 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:27,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [771972636] [2024-05-07 16:13:27,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:27,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:27,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:27,576 INFO L229 MonitoredProcess]: Starting monitored process 312 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:27,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (312)] Waiting until timeout for monitored process [2024-05-07 16:13:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:29,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:13:29,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:29,585 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-05-07 16:13:29,585 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:29,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:29,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490099582] [2024-05-07 16:13:29,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:29,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [771972636] [2024-05-07 16:13:29,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [771972636] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:29,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:29,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:13:29,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21107093] [2024-05-07 16:13:29,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:29,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:13:29,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:29,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:13:29,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:13:29,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:29,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:29,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:29,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:29,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:29,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:29,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:29,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:29,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:29,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:29,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:29,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (312)] Ended with exit code 0 [2024-05-07 16:13:29,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 312 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable352 [2024-05-07 16:13:29,854 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:29,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:29,855 INFO L85 PathProgramCache]: Analyzing trace with hash 291017691, now seen corresponding path program 1 times [2024-05-07 16:13:29,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:29,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72582802] [2024-05-07 16:13:29,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:29,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:29,887 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:29,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1557914514] [2024-05-07 16:13:29,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:29,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:29,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:29,888 INFO L229 MonitoredProcess]: Starting monitored process 313 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:29,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (313)] Waiting until timeout for monitored process [2024-05-07 16:13:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:31,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 34 conjunts are in the unsatisfiable core [2024-05-07 16:13:31,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:31,877 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:13:31,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:13:32,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:13:32,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:13:32,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:13:32,701 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:13:32,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:13:32,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:13:32,782 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-07 16:13:32,783 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:13:33,333 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_35470 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35470))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))) (forall ((|thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_35475 (Array Int Int))) (or (= |thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35475) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))))))) (or (forall ((|thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_78 (Array Int Int)) (v_ArrVal_35475 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_78) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35475) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_35470 (Array Int Int))) (= |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35470) |c_~#seed~0.base|) |c_~#seed~0.offset|))))) is different from false [2024-05-07 16:13:33,429 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((|thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_78 (Array Int Int)) (v_ArrVal_35475 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_78) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35475) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_35470 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35470) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|))) (forall ((v_ArrVal_35470 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35470))) (let ((.cse0 (select .cse2 |c_~#seed~0.base|))) (or (not (= (select .cse0 |c_~#seed~0.offset|) |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)) (forall ((|thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_35475 (Array Int Int))) (or (= |thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store .cse0 |c_~#seed~0.offset| |thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35475) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))))) is different from false [2024-05-07 16:13:33,441 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select (select |c_#memory_int| |c_~#seed~0.base|) |c_~#seed~0.offset|))) (and (or (forall ((v_ArrVal_35470 (Array Int Int))) (= .cse0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35470) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((|thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (v_DerPreprocessor_78 (Array Int Int)) (v_ArrVal_35475 (Array Int Int))) (not (= (select (select (store (store |c_#memory_int| |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_78) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35475) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_35470 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35470))) (let ((.cse3 (select .cse2 |c_~#seed~0.base|))) (or (forall ((|thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int) (|thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_35475 (Array Int Int))) (or (= |thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select (select (store (let ((.cse1 (store .cse3 |c_~#seed~0.offset| |thr1Thread2of15ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse1) |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse2 |c_~#seed~0.base| .cse1) |thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread2of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35475) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= .cse0 (select .cse3 |c_~#seed~0.offset|))))))))) is different from false [2024-05-07 16:13:33,497 INFO L349 Elim1Store]: treesize reduction 13, result has 69.0 percent of original size [2024-05-07 16:13:33,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 422 treesize of output 406 [2024-05-07 16:13:33,516 INFO L349 Elim1Store]: treesize reduction 10, result has 64.3 percent of original size [2024-05-07 16:13:33,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 157 treesize of output 169 [2024-05-07 16:13:33,525 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:13:33,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 341 treesize of output 329 [2024-05-07 16:13:33,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 74 [2024-05-07 16:13:33,546 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:13:33,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 22 [2024-05-07 16:13:33,564 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:13:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 20 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 17 not checked. [2024-05-07 16:13:33,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:33,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72582802] [2024-05-07 16:13:33,642 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:33,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557914514] [2024-05-07 16:13:33,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557914514] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:13:33,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:13:33,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 28 [2024-05-07 16:13:33,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252652064] [2024-05-07 16:13:33,643 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:13:33,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-05-07 16:13:33,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:33,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-05-07 16:13:33,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=485, Unknown=19, NotChecked=144, Total=756 [2024-05-07 16:13:33,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:33,644 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:33,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 11.642857142857142) internal successors, (326), 28 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:33,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:34,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:13:34,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (313)] Ended with exit code 0 [2024-05-07 16:13:34,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 313 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable353 [2024-05-07 16:13:34,580 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:34,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:34,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1675876524, now seen corresponding path program 1 times [2024-05-07 16:13:34,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:34,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995017192] [2024-05-07 16:13:34,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:34,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:34,613 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:34,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [71511879] [2024-05-07 16:13:34,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:34,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:34,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:34,615 INFO L229 MonitoredProcess]: Starting monitored process 314 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:34,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (314)] Waiting until timeout for monitored process [2024-05-07 16:13:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:36,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:13:36,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:36,606 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-05-07 16:13:36,607 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:36,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:36,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995017192] [2024-05-07 16:13:36,607 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:36,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71511879] [2024-05-07 16:13:36,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71511879] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:36,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:36,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:36,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792006792] [2024-05-07 16:13:36,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:36,607 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:36,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:36,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:36,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:36,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:36,608 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:36,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:13:36,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:36,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:36,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:36,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (314)] Ended with exit code 0 [2024-05-07 16:13:36,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 314 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable354 [2024-05-07 16:13:36,960 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:36,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:36,961 INFO L85 PathProgramCache]: Analyzing trace with hash 613024166, now seen corresponding path program 1 times [2024-05-07 16:13:36,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:36,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684721200] [2024-05-07 16:13:36,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:36,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:36,995 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:36,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [93801619] [2024-05-07 16:13:36,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:36,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:36,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:36,997 INFO L229 MonitoredProcess]: Starting monitored process 315 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:36,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (315)] Waiting until timeout for monitored process [2024-05-07 16:13:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:39,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:13:39,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-05-07 16:13:39,135 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:39,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:39,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684721200] [2024-05-07 16:13:39,135 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:39,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93801619] [2024-05-07 16:13:39,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93801619] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:39,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:39,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:39,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829054509] [2024-05-07 16:13:39,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:39,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:39,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:39,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:39,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:39,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:39,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:39,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 22.625) internal successors, (181), 8 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:39,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:39,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:39,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:39,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (315)] Ended with exit code 0 [2024-05-07 16:13:39,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 315 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable355 [2024-05-07 16:13:39,602 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:39,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:39,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1671399946, now seen corresponding path program 1 times [2024-05-07 16:13:39,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:39,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424344617] [2024-05-07 16:13:39,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:39,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:39,641 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:39,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [738801856] [2024-05-07 16:13:39,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:39,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:39,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:39,642 INFO L229 MonitoredProcess]: Starting monitored process 316 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:39,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (316)] Waiting until timeout for monitored process [2024-05-07 16:13:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:41,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:13:41,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:41,938 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-05-07 16:13:41,938 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:41,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:41,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424344617] [2024-05-07 16:13:41,939 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:41,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738801856] [2024-05-07 16:13:41,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738801856] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:41,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:41,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:13:41,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324235301] [2024-05-07 16:13:41,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:41,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:13:41,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:41,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:13:41,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:13:41,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:41,940 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:41,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 42.8) internal successors, (214), 5 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:41,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:42,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:42,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:42,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (316)] Ended with exit code 0 [2024-05-07 16:13:42,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 316 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable356 [2024-05-07 16:13:42,249 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:42,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:42,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1037750300, now seen corresponding path program 1 times [2024-05-07 16:13:42,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:42,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023752757] [2024-05-07 16:13:42,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:42,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:42,286 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:42,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1420693113] [2024-05-07 16:13:42,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:42,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:42,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:42,287 INFO L229 MonitoredProcess]: Starting monitored process 317 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:42,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (317)] Waiting until timeout for monitored process [2024-05-07 16:13:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:44,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:13:44,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:44,307 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:13:44,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:13:44,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:13:45,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 7 [2024-05-07 16:13:45,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:13:45,488 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:13:45,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:13:45,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:13:45,571 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 57 proven. 28 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-05-07 16:13:45,571 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:13:45,600 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_35738 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:13:45,650 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse2 (= (select .cse1 |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_35738 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse0 (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~nexts~0#1|)))) (store .cse0 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse0 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (not .cse2)) (or (forall ((v_ArrVal_35738 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_80) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse2)))) is different from false [2024-05-07 16:13:45,669 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (forall ((v_ArrVal_35738 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_80) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0) (or (not .cse0) (forall ((v_ArrVal_35738 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)))) (store .cse1 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))))) is different from false [2024-05-07 16:13:45,694 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_35738 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of15ForFork0_calculateNext_#res#1|)))) (store .cse1 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_35738 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_80) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:13:45,702 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (and (or (not .cse0) (forall ((v_ArrVal_35738 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (let ((.cse1 (store |c_#memory_int| |c_~#seed~0.base| (store .cse2 |c_~#seed~0.offset| |c_thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1|)))) (store .cse1 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select .cse1 |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (or (forall ((v_ArrVal_35738 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_80) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) .cse0)))) is different from false [2024-05-07 16:13:45,979 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_35738 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_80) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_35734 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35734) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))) (forall ((v_ArrVal_35734 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35734))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_35738 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1|))))))) is different from false [2024-05-07 16:13:46,076 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_35734 (Array Int Int))) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35734))) (let ((.cse2 (select .cse1 |c_~#seed~0.base|))) (or (forall ((|thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (v_ArrVal_35738 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (let ((.cse0 (store .cse2 |c_~#seed~0.offset| |thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1|))) (store (store |c_#memory_int| |c_~#seed~0.base| .cse0) |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| (store (select (store .cse1 |c_~#seed~0.base| .cse0) |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (= |thr1Thread3of15ForFork0_calculateNext_~calculateNext_return~0#1| 0))) (not (= (select .cse2 |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))))) (or (forall ((v_ArrVal_35738 (Array Int Int)) (v_DerPreprocessor_80 (Array Int Int)) (|thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_80) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35738) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) (forall ((v_ArrVal_35734 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_35734) |c_~#seed~0.base|) |c_~#seed~0.offset|) |c_thr1Thread3of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1|)))) is different from false [2024-05-07 16:13:46,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 128 [2024-05-07 16:13:46,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:13:46,085 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:13:46,089 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-07 16:13:46,089 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 180 treesize of output 1 [2024-05-07 16:13:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 33 trivial. 28 not checked. [2024-05-07 16:13:46,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:46,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023752757] [2024-05-07 16:13:46,212 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:46,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420693113] [2024-05-07 16:13:46,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420693113] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:13:46,212 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:13:46,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-05-07 16:13:46,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971976909] [2024-05-07 16:13:46,212 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:13:46,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-07 16:13:46,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:46,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-07 16:13:46,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=296, Unknown=21, NotChecked=294, Total=702 [2024-05-07 16:13:46,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:46,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:46,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.333333333333332) internal successors, (441), 27 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:46,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:46,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:46,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:46,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:46,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:46,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:46,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:46,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:46,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (317)] Ended with exit code 0 [2024-05-07 16:13:47,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 317 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable357 [2024-05-07 16:13:47,006 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:47,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:47,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1742768523, now seen corresponding path program 1 times [2024-05-07 16:13:47,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:47,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4846419] [2024-05-07 16:13:47,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:47,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:47,047 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:47,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1531744586] [2024-05-07 16:13:47,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:47,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:47,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:47,048 INFO L229 MonitoredProcess]: Starting monitored process 318 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:47,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (318)] Waiting until timeout for monitored process [2024-05-07 16:13:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:49,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:13:49,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:49,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:13:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-05-07 16:13:49,322 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:49,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:49,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4846419] [2024-05-07 16:13:49,322 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:49,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531744586] [2024-05-07 16:13:49,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531744586] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:49,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:49,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:49,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599179771] [2024-05-07 16:13:49,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:49,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:49,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:49,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:49,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:49,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:49,323 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:49,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:13:49,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:49,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (318)] Forceful destruction successful, exit code 0 [2024-05-07 16:13:49,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 318 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable358 [2024-05-07 16:13:49,738 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:49,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:49,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1726900022, now seen corresponding path program 1 times [2024-05-07 16:13:49,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:49,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774445198] [2024-05-07 16:13:49,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:49,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:49,775 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:49,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [697967414] [2024-05-07 16:13:49,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:49,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:49,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:49,777 INFO L229 MonitoredProcess]: Starting monitored process 319 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:49,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (319)] Waiting until timeout for monitored process [2024-05-07 16:13:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:51,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:13:51,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:51,898 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:13:51,899 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:51,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:51,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774445198] [2024-05-07 16:13:51,899 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:51,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697967414] [2024-05-07 16:13:51,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697967414] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:51,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:51,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:13:51,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714470793] [2024-05-07 16:13:51,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:51,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:13:51,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:51,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:13:51,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:13:51,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:51,900 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:51,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.0) internal successors, (240), 8 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:51,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:51,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:51,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:52,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:52,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:52,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:52,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:52,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (319)] Forceful destruction successful, exit code 0 [2024-05-07 16:13:52,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 319 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable359 [2024-05-07 16:13:52,384 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:52,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:52,384 INFO L85 PathProgramCache]: Analyzing trace with hash -2060289883, now seen corresponding path program 1 times [2024-05-07 16:13:52,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:52,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915530979] [2024-05-07 16:13:52,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:52,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:52,422 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:52,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1336476433] [2024-05-07 16:13:52,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:52,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:52,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:52,424 INFO L229 MonitoredProcess]: Starting monitored process 320 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:52,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (320)] Waiting until timeout for monitored process [2024-05-07 16:13:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:54,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:13:54,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-05-07 16:13:54,640 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:13:54,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:54,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915530979] [2024-05-07 16:13:54,641 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:54,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336476433] [2024-05-07 16:13:54,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336476433] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:13:54,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:13:54,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:13:54,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651531282] [2024-05-07 16:13:54,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:13:54,641 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:13:54,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:54,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:13:54,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:13:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:54,642 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:54,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.6) internal successors, (273), 5 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:54,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:13:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:54,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:54,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:54,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (320)] Ended with exit code 0 [2024-05-07 16:13:54,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360,320 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:54,989 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:54,989 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:54,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1731035455, now seen corresponding path program 1 times [2024-05-07 16:13:54,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:54,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77901766] [2024-05-07 16:13:54,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:54,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:55,046 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:55,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [290489995] [2024-05-07 16:13:55,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:55,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:55,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:55,047 INFO L229 MonitoredProcess]: Starting monitored process 321 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:55,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (321)] Waiting until timeout for monitored process [2024-05-07 16:13:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:13:57,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:13:57,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:13:57,113 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:13:57,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:13:58,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:13:58,066 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:13:58,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:13:58,325 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:13:58,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:13:58,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:13:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 34 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-07 16:13:58,414 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:13:58,443 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_36089 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_36089) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:13:58,539 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:13:58,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:13:58,559 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:13:58,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:13:58,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:13:58,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:13:58,578 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:13:58,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:13:58,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:13:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 110 trivial. 20 not checked. [2024-05-07 16:13:58,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:13:58,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77901766] [2024-05-07 16:13:58,865 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:13:58,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290489995] [2024-05-07 16:13:58,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290489995] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:13:58,865 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:13:58,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:13:58,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917297583] [2024-05-07 16:13:58,865 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:13:58,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:13:58,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:13:58,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:13:58,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:13:58,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:58,866 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:13:58,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.884615384615383) internal successors, (543), 26 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:58,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:58,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:13:59,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:13:59,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:13:59,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (321)] Ended with exit code 0 [2024-05-07 16:13:59,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361,321 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:59,797 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:13:59,797 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:13:59,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1975682480, now seen corresponding path program 1 times [2024-05-07 16:13:59,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:13:59,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80614175] [2024-05-07 16:13:59,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:59,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:13:59,835 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:13:59,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1827424149] [2024-05-07 16:13:59,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:13:59,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:13:59,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:13:59,837 INFO L229 MonitoredProcess]: Starting monitored process 322 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:13:59,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (322)] Waiting until timeout for monitored process [2024-05-07 16:14:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:01,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:14:01,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:01,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:14:02,016 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-07 16:14:02,016 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:02,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:02,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80614175] [2024-05-07 16:14:02,016 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:02,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827424149] [2024-05-07 16:14:02,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827424149] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:02,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:02,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:02,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539278412] [2024-05-07 16:14:02,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:02,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:02,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:02,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:02,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:02,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:02,018 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:02,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.5) internal successors, (284), 8 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:02,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:02,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-07 16:14:02,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:02,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:02,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:02,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:02,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (322)] Ended with exit code 0 [2024-05-07 16:14:02,496 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 322 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable362 [2024-05-07 16:14:02,496 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:02,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:02,496 INFO L85 PathProgramCache]: Analyzing trace with hash -586008605, now seen corresponding path program 1 times [2024-05-07 16:14:02,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:02,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598408778] [2024-05-07 16:14:02,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:02,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:02,533 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:02,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [138968541] [2024-05-07 16:14:02,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:02,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:02,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:02,535 INFO L229 MonitoredProcess]: Starting monitored process 323 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:02,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (323)] Waiting until timeout for monitored process [2024-05-07 16:14:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:04,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:14:04,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:14:04,693 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:04,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:04,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598408778] [2024-05-07 16:14:04,693 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:04,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138968541] [2024-05-07 16:14:04,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138968541] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:04,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:04,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:04,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716649597] [2024-05-07 16:14:04,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:04,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:04,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:04,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:04,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:04,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:04,694 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:04,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 37.375) internal successors, (299), 8 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:04,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:04,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:05,072 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (323)] Ended with exit code 0 [2024-05-07 16:14:05,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363,323 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:05,257 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:05,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:05,258 INFO L85 PathProgramCache]: Analyzing trace with hash -371008472, now seen corresponding path program 1 times [2024-05-07 16:14:05,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:05,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874753304] [2024-05-07 16:14:05,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:05,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:05,296 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:05,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [445065052] [2024-05-07 16:14:05,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:05,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:05,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:05,297 INFO L229 MonitoredProcess]: Starting monitored process 324 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:05,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (324)] Waiting until timeout for monitored process [2024-05-07 16:14:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:07,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:14:07,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-07 16:14:07,682 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:07,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:07,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874753304] [2024-05-07 16:14:07,683 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:07,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445065052] [2024-05-07 16:14:07,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445065052] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:07,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:07,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:14:07,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650102598] [2024-05-07 16:14:07,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:07,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:14:07,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:07,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:14:07,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:14:07,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:07,684 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:07,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:07,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:07,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:07,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:07,875 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (324)] Ended with exit code 0 [2024-05-07 16:14:08,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable364,324 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:08,061 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:08,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:08,061 INFO L85 PathProgramCache]: Analyzing trace with hash -2049324478, now seen corresponding path program 1 times [2024-05-07 16:14:08,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:08,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583656498] [2024-05-07 16:14:08,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:08,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:08,101 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:08,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1993501107] [2024-05-07 16:14:08,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:08,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:08,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:08,103 INFO L229 MonitoredProcess]: Starting monitored process 325 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:08,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (325)] Waiting until timeout for monitored process [2024-05-07 16:14:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:10,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:14:10,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:10,179 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:14:10,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:14:11,370 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:14:11,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:14:11,376 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:14:11,612 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:14:11,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:14:11,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:14:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 93 proven. 40 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-05-07 16:14:11,695 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:14:11,826 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:14:11,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:14:11,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 312 [2024-05-07 16:14:11,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:14:11,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:14:11,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:14:11,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:14:12,215 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 24 proven. 36 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:14:12,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:12,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583656498] [2024-05-07 16:14:12,215 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:12,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993501107] [2024-05-07 16:14:12,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993501107] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:14:12,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:14:12,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:14:12,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745256874] [2024-05-07 16:14:12,216 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:14:12,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:14:12,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:12,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:14:12,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:14:12,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:12,217 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:12,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 25.423076923076923) internal successors, (661), 26 states have internal predecessors, (661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:12,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:12,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:12,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (325)] Ended with exit code 0 [2024-05-07 16:14:13,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 325 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable365 [2024-05-07 16:14:13,066 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:13,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:13,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2030741837, now seen corresponding path program 1 times [2024-05-07 16:14:13,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:13,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650416973] [2024-05-07 16:14:13,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:13,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:13,128 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:13,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586912819] [2024-05-07 16:14:13,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:13,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:13,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:13,130 INFO L229 MonitoredProcess]: Starting monitored process 326 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:13,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (326)] Waiting until timeout for monitored process [2024-05-07 16:14:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:15,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:14:15,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-07 16:14:15,387 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:15,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:15,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650416973] [2024-05-07 16:14:15,387 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:15,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586912819] [2024-05-07 16:14:15,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586912819] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:15,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:15,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:15,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183500338] [2024-05-07 16:14:15,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:15,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:15,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:15,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:15,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:15,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:15,388 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:15,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.875) internal successors, (343), 8 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:15,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:15,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:15,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (326)] Ended with exit code 0 [2024-05-07 16:14:15,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 326 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable366 [2024-05-07 16:14:15,970 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:15,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:15,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1207531653, now seen corresponding path program 1 times [2024-05-07 16:14:15,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:15,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961156376] [2024-05-07 16:14:15,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:15,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:16,016 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:16,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1518148006] [2024-05-07 16:14:16,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:16,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:16,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:16,018 INFO L229 MonitoredProcess]: Starting monitored process 327 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:16,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (327)] Waiting until timeout for monitored process [2024-05-07 16:14:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:18,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:14:18,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:14:18,208 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:18,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:18,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961156376] [2024-05-07 16:14:18,208 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:18,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1518148006] [2024-05-07 16:14:18,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1518148006] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:18,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:18,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:18,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268510467] [2024-05-07 16:14:18,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:18,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:18,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:18,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:18,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:18,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:18,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:18,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:18,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:18,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (327)] Forceful destruction successful, exit code 0 [2024-05-07 16:14:18,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 327 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable367 [2024-05-07 16:14:18,868 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:18,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:18,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1607346948, now seen corresponding path program 1 times [2024-05-07 16:14:18,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:18,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258059153] [2024-05-07 16:14:18,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:18,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:18,923 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:18,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [341244709] [2024-05-07 16:14:18,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:18,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:18,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:18,925 INFO L229 MonitoredProcess]: Starting monitored process 328 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:18,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (328)] Waiting until timeout for monitored process [2024-05-07 16:14:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:21,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:14:21,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-05-07 16:14:21,332 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:21,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:21,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258059153] [2024-05-07 16:14:21,332 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:21,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [341244709] [2024-05-07 16:14:21,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [341244709] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:21,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:21,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:14:21,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412173080] [2024-05-07 16:14:21,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:21,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:14:21,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:21,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:14:21,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:14:21,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:21,333 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:21,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 78.2) internal successors, (391), 5 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:21,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:21,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:21,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:21,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:21,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (328)] Ended with exit code 0 [2024-05-07 16:14:21,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable368,328 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:21,829 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:21,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:21,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1504877470, now seen corresponding path program 1 times [2024-05-07 16:14:21,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:21,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339871547] [2024-05-07 16:14:21,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:21,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:21,877 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:21,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1294969155] [2024-05-07 16:14:21,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:21,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:21,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:21,879 INFO L229 MonitoredProcess]: Starting monitored process 329 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:21,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (329)] Waiting until timeout for monitored process [2024-05-07 16:14:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:24,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-07 16:14:24,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:24,101 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:14:24,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:14:25,613 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:14:25,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:14:25,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:14:26,027 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:14:26,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:14:26,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:14:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 114 proven. 46 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2024-05-07 16:14:26,111 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:14:26,240 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:14:26,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:14:26,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 316 treesize of output 312 [2024-05-07 16:14:26,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:14:26,287 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-05-07 16:14:26,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:14:26,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:14:26,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:14:26,694 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:14:26,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:26,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339871547] [2024-05-07 16:14:26,695 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:26,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294969155] [2024-05-07 16:14:26,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1294969155] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:14:26,695 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:14:26,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:14:26,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005997803] [2024-05-07 16:14:26,695 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:14:26,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:14:26,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:26,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:14:26,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=553, Unknown=2, NotChecked=0, Total=650 [2024-05-07 16:14:26,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:26,697 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:26,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 29.96153846153846) internal successors, (779), 26 states have internal predecessors, (779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:26,697 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:26,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:27,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:27,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:27,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:27,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:27,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:27,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:27,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (329)] Ended with exit code 0 [2024-05-07 16:14:27,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable369,329 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:27,717 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:27,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:27,717 INFO L85 PathProgramCache]: Analyzing trace with hash 435945713, now seen corresponding path program 1 times [2024-05-07 16:14:27,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:27,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656622450] [2024-05-07 16:14:27,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:27,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:27,771 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:27,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [586995812] [2024-05-07 16:14:27,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:27,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:27,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:27,773 INFO L229 MonitoredProcess]: Starting monitored process 330 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:27,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (330)] Waiting until timeout for monitored process [2024-05-07 16:14:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:30,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:14:30,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-05-07 16:14:30,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:30,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:30,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656622450] [2024-05-07 16:14:30,116 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:30,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586995812] [2024-05-07 16:14:30,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586995812] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:30,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:30,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:30,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679237366] [2024-05-07 16:14:30,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:30,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:30,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:30,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:30,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:30,118 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:30,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 50.25) internal successors, (402), 8 states have internal predecessors, (402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:30,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:30,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:30,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (330)] Ended with exit code 0 [2024-05-07 16:14:30,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable370,330 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:30,784 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:30,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:30,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1904852837, now seen corresponding path program 1 times [2024-05-07 16:14:30,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:30,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825213278] [2024-05-07 16:14:30,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:30,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:30,831 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:30,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1299979530] [2024-05-07 16:14:30,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:30,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:30,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:30,832 INFO L229 MonitoredProcess]: Starting monitored process 331 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:30,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (331)] Waiting until timeout for monitored process [2024-05-07 16:14:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:33,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:14:33,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:33,180 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:14:33,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:33,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:33,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825213278] [2024-05-07 16:14:33,180 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:33,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299979530] [2024-05-07 16:14:33,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299979530] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:33,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:33,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:33,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320599287] [2024-05-07 16:14:33,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:33,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:33,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:33,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:33,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:33,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:33,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:33,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 52.125) internal successors, (417), 8 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:33,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:33,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:33,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:33,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:33,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:33,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:33,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:33,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:33,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (331)] Ended with exit code 0 [2024-05-07 16:14:33,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable371,331 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:33,984 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:33,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:33,985 INFO L85 PathProgramCache]: Analyzing trace with hash 97548967, now seen corresponding path program 1 times [2024-05-07 16:14:33,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:33,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520317361] [2024-05-07 16:14:33,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:33,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:34,031 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:34,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1575487062] [2024-05-07 16:14:34,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:34,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:34,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:34,033 INFO L229 MonitoredProcess]: Starting monitored process 332 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:34,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (332)] Waiting until timeout for monitored process [2024-05-07 16:14:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:36,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:14:36,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:36,853 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-05-07 16:14:36,853 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:36,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:36,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520317361] [2024-05-07 16:14:36,853 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:36,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575487062] [2024-05-07 16:14:36,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575487062] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:36,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:36,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:14:36,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217629603] [2024-05-07 16:14:36,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:36,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:14:36,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:36,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:14:36,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:14:36,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:36,855 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:36,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 90.0) internal successors, (450), 5 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:36,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:36,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:37,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:37,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:37,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:37,146 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (332)] Ended with exit code 0 [2024-05-07 16:14:37,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable372,332 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:37,329 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:37,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:37,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1466056511, now seen corresponding path program 1 times [2024-05-07 16:14:37,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:37,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252355960] [2024-05-07 16:14:37,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:37,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:37,381 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:37,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2139427862] [2024-05-07 16:14:37,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:37,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:37,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:37,382 INFO L229 MonitoredProcess]: Starting monitored process 333 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:37,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (333)] Waiting until timeout for monitored process [2024-05-07 16:14:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:39,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 36 conjunts are in the unsatisfiable core [2024-05-07 16:14:39,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:39,721 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:14:39,721 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:14:41,417 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:14:41,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:14:41,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:14:41,692 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:14:41,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:14:41,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:14:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 135 proven. 52 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2024-05-07 16:14:41,785 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:14:41,818 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_37671 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_37671) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:14:41,920 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:14:41,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:14:41,941 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2024-05-07 16:14:41,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 53 [2024-05-07 16:14:41,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2024-05-07 16:14:41,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:14:41,957 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:14:41,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 40 [2024-05-07 16:14:41,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-05-07 16:14:42,430 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 308 trivial. 32 not checked. [2024-05-07 16:14:42,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:42,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252355960] [2024-05-07 16:14:42,430 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:42,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139427862] [2024-05-07 16:14:42,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2139427862] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:14:42,431 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:14:42,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:14:42,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321559568] [2024-05-07 16:14:42,431 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:14:42,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:14:42,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:42,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:14:42,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:14:42,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:42,433 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:42,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 34.5) internal successors, (897), 26 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:42,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:42,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:43,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:43,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:43,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (333)] Ended with exit code 0 [2024-05-07 16:14:43,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable373,333 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:43,538 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:43,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:43,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1948943086, now seen corresponding path program 1 times [2024-05-07 16:14:43,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:43,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642079150] [2024-05-07 16:14:43,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:43,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:43,592 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:43,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1340701610] [2024-05-07 16:14:43,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:43,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:43,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:43,593 INFO L229 MonitoredProcess]: Starting monitored process 334 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:43,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (334)] Waiting until timeout for monitored process [2024-05-07 16:14:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:45,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:14:45,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:45,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:14:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2024-05-07 16:14:45,873 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:45,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:45,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642079150] [2024-05-07 16:14:45,873 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:45,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340701610] [2024-05-07 16:14:45,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340701610] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:45,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:45,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:45,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119356020] [2024-05-07 16:14:45,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:45,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:45,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:45,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:45,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:45,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:45,874 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:45,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 57.625) internal successors, (461), 8 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:45,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:45,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:45,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:45,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:46,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (334)] Ended with exit code 0 [2024-05-07 16:14:46,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374,334 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:46,506 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:46,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:46,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1204996538, now seen corresponding path program 1 times [2024-05-07 16:14:46,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:46,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782695425] [2024-05-07 16:14:46,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:46,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:46,555 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:46,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2142948829] [2024-05-07 16:14:46,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:46,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:46,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:46,556 INFO L229 MonitoredProcess]: Starting monitored process 335 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:46,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (335)] Waiting until timeout for monitored process [2024-05-07 16:14:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:48,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:14:48,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:14:48,892 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:48,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:48,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782695425] [2024-05-07 16:14:48,892 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:48,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142948829] [2024-05-07 16:14:48,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142948829] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:48,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:48,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:14:48,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792209203] [2024-05-07 16:14:48,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:48,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:14:48,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:48,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:14:48,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:14:48,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:48,893 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:48,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 59.5) internal successors, (476), 8 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:48,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:48,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:48,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:48,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:48,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:48,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:48,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:48,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:49,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:49,523 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (335)] Forceful destruction successful, exit code 0 [2024-05-07 16:14:49,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 335 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable375 [2024-05-07 16:14:49,708 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:49,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:49,708 INFO L85 PathProgramCache]: Analyzing trace with hash -629535923, now seen corresponding path program 1 times [2024-05-07 16:14:49,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:49,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317860852] [2024-05-07 16:14:49,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:49,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:49,758 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:49,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [102315471] [2024-05-07 16:14:49,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:49,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:49,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:49,760 INFO L229 MonitoredProcess]: Starting monitored process 336 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:49,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (336)] Waiting until timeout for monitored process [2024-05-07 16:14:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:51,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:14:51,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:52,399 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2024-05-07 16:14:52,400 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:14:52,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:52,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317860852] [2024-05-07 16:14:52,400 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:52,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102315471] [2024-05-07 16:14:52,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102315471] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:14:52,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:14:52,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:14:52,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890620335] [2024-05-07 16:14:52,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:14:52,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:14:52,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:52,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:14:52,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:14:52,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:52,401 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:52,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 101.4) internal successors, (507), 5 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:52,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (336)] Ended with exit code 0 [2024-05-07 16:14:52,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 336 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable376 [2024-05-07 16:14:52,921 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:52,921 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:52,922 INFO L85 PathProgramCache]: Analyzing trace with hash 291616743, now seen corresponding path program 1 times [2024-05-07 16:14:52,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:52,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086191366] [2024-05-07 16:14:52,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:52,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:52,970 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:52,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [40180961] [2024-05-07 16:14:52,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:52,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:52,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:52,972 INFO L229 MonitoredProcess]: Starting monitored process 337 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:52,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (337)] Waiting until timeout for monitored process [2024-05-07 16:14:55,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:14:55,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-07 16:14:55,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:14:55,209 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:14:55,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:14:57,070 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2024-05-07 16:14:57,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 19 [2024-05-07 16:14:57,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:14:57,325 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:14:57,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 24 treesize of output 26 [2024-05-07 16:14:57,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:14:57,407 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 156 proven. 58 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2024-05-07 16:14:57,407 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:14:57,435 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_38374 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_38374) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:14:57,537 INFO L349 Elim1Store]: treesize reduction 38, result has 54.2 percent of original size [2024-05-07 16:14:57,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 58 treesize of output 77 [2024-05-07 16:14:57,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 188 treesize of output 184 [2024-05-07 16:14:57,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 50 [2024-05-07 16:14:57,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2024-05-07 16:14:57,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:14:57,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-07 16:14:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 396 trivial. 36 not checked. [2024-05-07 16:14:58,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:14:58,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086191366] [2024-05-07 16:14:58,144 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:14:58,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40180961] [2024-05-07 16:14:58,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40180961] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:14:58,144 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:14:58,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 26 [2024-05-07 16:14:58,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020233119] [2024-05-07 16:14:58,145 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:14:58,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-07 16:14:58,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:14:58,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-07 16:14:58,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=513, Unknown=1, NotChecked=46, Total=650 [2024-05-07 16:14:58,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:58,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:14:58,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 39.03846153846154) internal successors, (1015), 26 states have internal predecessors, (1015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:58,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:14:59,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:14:59,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:59,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:14:59,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:14:59,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:14:59,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:14:59,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:14:59,132 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (337)] Ended with exit code 0 [2024-05-07 16:14:59,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable377,337 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:59,316 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:14:59,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:14:59,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1563815176, now seen corresponding path program 1 times [2024-05-07 16:14:59,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:14:59,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752050222] [2024-05-07 16:14:59,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:59,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:14:59,366 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:14:59,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [215631933] [2024-05-07 16:14:59,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:14:59,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:14:59,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:14:59,367 INFO L229 MonitoredProcess]: Starting monitored process 338 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:14:59,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (338)] Waiting until timeout for monitored process [2024-05-07 16:15:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:01,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-07 16:15:01,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2024-05-07 16:15:01,941 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:01,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:01,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752050222] [2024-05-07 16:15:01,942 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:01,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [215631933] [2024-05-07 16:15:01,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [215631933] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:01,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:01,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:15:01,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204889346] [2024-05-07 16:15:01,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:01,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:15:01,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:01,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:15:01,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:15:01,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:01,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:01,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 65.0) internal successors, (520), 8 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-07 16:15:01,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:02,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:02,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:02,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (338)] Ended with exit code 0 [2024-05-07 16:15:02,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 338 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable378 [2024-05-07 16:15:02,664 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:02,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:02,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1564045296, now seen corresponding path program 1 times [2024-05-07 16:15:02,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:02,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650876558] [2024-05-07 16:15:02,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:02,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:02,716 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:02,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1161480600] [2024-05-07 16:15:02,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:02,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:02,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:02,718 INFO L229 MonitoredProcess]: Starting monitored process 339 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:02,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (339)] Waiting until timeout for monitored process [2024-05-07 16:15:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:04,978 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:15:04,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2024-05-07 16:15:05,163 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:05,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:05,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650876558] [2024-05-07 16:15:05,163 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:05,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161480600] [2024-05-07 16:15:05,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161480600] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:05,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:05,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:15:05,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276399371] [2024-05-07 16:15:05,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:05,164 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:15:05,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:05,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:15:05,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:15:05,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:05,165 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:05,165 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 66.875) internal successors, (535), 8 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:05,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:05,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:05,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (339)] Ended with exit code 0 [2024-05-07 16:15:06,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 339 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable379 [2024-05-07 16:15:06,100 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:06,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:06,101 INFO L85 PathProgramCache]: Analyzing trace with hash 828412186, now seen corresponding path program 1 times [2024-05-07 16:15:06,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:06,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338294001] [2024-05-07 16:15:06,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:06,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:06,157 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:06,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1829411763] [2024-05-07 16:15:06,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:06,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:06,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:06,159 INFO L229 MonitoredProcess]: Starting monitored process 340 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:06,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (340)] Waiting until timeout for monitored process [2024-05-07 16:15:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:08,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:15:08,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-05-07 16:15:08,983 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:08,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:08,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338294001] [2024-05-07 16:15:08,983 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:08,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829411763] [2024-05-07 16:15:08,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829411763] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:08,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:08,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:15:08,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837136793] [2024-05-07 16:15:08,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:08,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:15:08,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:08,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:15:08,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:15:08,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:08,984 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:08,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 113.2) internal successors, (566), 5 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:08,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:08,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:08,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:08,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:09,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:09,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:09,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:09,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (340)] Ended with exit code 0 [2024-05-07 16:15:09,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable380,340 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:09,567 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:09,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:09,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1916207180, now seen corresponding path program 1 times [2024-05-07 16:15:09,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:09,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657265674] [2024-05-07 16:15:09,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:09,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:09,622 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:09,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1655806801] [2024-05-07 16:15:09,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:09,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:09,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:09,624 INFO L229 MonitoredProcess]: Starting monitored process 341 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:09,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (341)] Waiting until timeout for monitored process [2024-05-07 16:15:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:11,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 37 conjunts are in the unsatisfiable core [2024-05-07 16:15:11,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:12,063 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-07 16:15:12,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-05-07 16:15:14,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-07 16:15:14,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:15:14,452 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:15:14,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 16 [2024-05-07 16:15:14,676 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-05-07 16:15:14,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 33 [2024-05-07 16:15:14,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2024-05-07 16:15:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2024-05-07 16:15:14,790 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:15:14,829 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_39166 (Array Int Int))) (not (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))) is different from false [2024-05-07 16:15:14,975 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse0 (= |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse1 |c_~#seed~0.offset|)))) (and (or (not .cse0) (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int)) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select v_DerPreprocessor_88 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store (store |c_#memory_int| |c_~#seed~0.base| (store .cse1 |c_~#seed~0.offset| |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~ret6#1|)) |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) (or (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_87 (Array Int Int)) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select v_DerPreprocessor_87 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) .cse0)))) is different from false [2024-05-07 16:15:15,018 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_~#seed~0.base|))) (let ((.cse1 (= |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|)))) (and (or (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int)) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select (select (store (store (store |c_#memory_int| |c_~#seed~0.base| (store .cse0 |c_~#seed~0.offset| |c_thr1Thread9of15ForFork0_calculateNext_#res#1|)) |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)) (not (= (select v_DerPreprocessor_88 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)))) (not .cse1)) (or (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_87 (Array Int Int)) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select v_DerPreprocessor_87 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) .cse1)))) is different from false [2024-05-07 16:15:15,516 WARN L854 $PredicateComparison]: unable to prove that (and (or (forall ((v_ArrVal_39161 (Array Int Int))) (= |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39161) |c_~#seed~0.base|) |c_~#seed~0.offset|))) (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_87 (Array Int Int)) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select v_DerPreprocessor_87 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0))))) (forall ((v_ArrVal_39161 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39161) |c_~#seed~0.base|))) (or (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int)) (|thr1Thread9of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread9of15ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select v_DerPreprocessor_88 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store (store |c_#memory_int| |c_~#seed~0.base| (store .cse0 |c_~#seed~0.offset| |thr1Thread9of15ForFork0_calculateNext_~calculateNext_return~0#1|)) |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~read~0#1| (select .cse0 |c_~#seed~0.offset|))))))) is different from false [2024-05-07 16:15:15,663 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_39161 (Array Int Int))) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39161) |c_~#seed~0.base|))) (or (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_88 (Array Int Int)) (|thr1Thread9of15ForFork0_calculateNext_~calculateNext_return~0#1| Int) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (= |thr1Thread9of15ForFork0_calculateNext_~calculateNext_return~0#1| 0) (not (= (select v_DerPreprocessor_88 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store (store |c_#memory_int| |c_~#seed~0.base| (store .cse0 |c_~#seed~0.offset| |thr1Thread9of15ForFork0_calculateNext_~calculateNext_return~0#1|)) |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_88) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (not (= |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select .cse0 |c_~#seed~0.offset|)))))) (or (forall ((v_ArrVal_39166 (Array Int Int)) (v_DerPreprocessor_87 (Array Int Int)) (|thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| Int)) (or (not (= (select v_DerPreprocessor_87 |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.offset|) 1)) (not (= (select (select (store (store |c_#memory_int| |thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_~#casret~0#1.base| v_DerPreprocessor_87) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39166) |c_~#seed~0.base|) |c_~#seed~0.offset|) 0)))) (forall ((v_ArrVal_39161 (Array Int Int))) (= |c_thr1Thread9of15ForFork0_PseudoRandomUsingAtomic_nextInt_#t~mem5#1| (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_39161) |c_~#seed~0.base|) |c_~#seed~0.offset|))))) is different from false [2024-05-07 16:15:15,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 66 [2024-05-07 16:15:15,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:15:15,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:15:15,678 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:15:15,681 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:15:15,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 23 [2024-05-07 16:15:15,682 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-07 16:15:15,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 24 [2024-05-07 16:15:15,688 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-05-07 16:15:15,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2024-05-07 16:15:16,916 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 165 refuted. 6 times theorem prover too weak. 348 trivial. 76 not checked. [2024-05-07 16:15:16,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:16,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657265674] [2024-05-07 16:15:16,916 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:16,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1655806801] [2024-05-07 16:15:16,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1655806801] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:15:16,916 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:15:16,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 32 [2024-05-07 16:15:16,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29367056] [2024-05-07 16:15:16,917 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:15:16,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-07 16:15:16,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:16,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-07 16:15:16,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=569, Unknown=34, NotChecked=270, Total=992 [2024-05-07 16:15:16,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:16,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:16,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 36.09375) internal successors, (1155), 32 states have internal predecessors, (1155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:16,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:16,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:16,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:16,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:18,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:18,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:18,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:18,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:18,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (341)] Ended with exit code 0 [2024-05-07 16:15:18,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 341 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable381 [2024-05-07 16:15:18,743 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:18,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:18,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1522823071, now seen corresponding path program 1 times [2024-05-07 16:15:18,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:18,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112977563] [2024-05-07 16:15:18,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:18,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:18,808 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:18,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1493303638] [2024-05-07 16:15:18,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:18,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:18,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:18,810 INFO L229 MonitoredProcess]: Starting monitored process 342 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:18,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (342)] Waiting until timeout for monitored process [2024-05-07 16:15:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:21,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:15:21,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:21,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:15:21,293 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-05-07 16:15:21,293 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:21,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:21,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112977563] [2024-05-07 16:15:21,294 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:21,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493303638] [2024-05-07 16:15:21,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493303638] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:21,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:21,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:15:21,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510219356] [2024-05-07 16:15:21,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:21,294 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:15:21,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:21,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:15:21,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:15:21,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:21,295 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:21,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 72.5) internal successors, (580), 8 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,297 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:21,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:21,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (342)] Ended with exit code 0 [2024-05-07 16:15:22,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable382,342 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:22,117 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:22,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:22,117 INFO L85 PathProgramCache]: Analyzing trace with hash 869078271, now seen corresponding path program 1 times [2024-05-07 16:15:22,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:22,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314346258] [2024-05-07 16:15:22,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:22,176 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:22,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [587796583] [2024-05-07 16:15:22,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:22,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:22,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:22,178 INFO L229 MonitoredProcess]: Starting monitored process 343 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:22,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (343)] Waiting until timeout for monitored process [2024-05-07 16:15:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:24,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 1375 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:15:24,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:24,652 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:15:24,653 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:24,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:24,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314346258] [2024-05-07 16:15:24,653 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:24,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [587796583] [2024-05-07 16:15:24,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [587796583] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:24,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:24,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:15:24,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886026426] [2024-05-07 16:15:24,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:24,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:15:24,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:24,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:15:24,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:15:24,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:24,654 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:24,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 74.375) internal successors, (595), 8 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:24,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:24,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:24,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:25,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:25,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:25,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (343)] Ended with exit code 0 [2024-05-07 16:15:25,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable383,343 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:25,602 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:25,602 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:25,602 INFO L85 PathProgramCache]: Analyzing trace with hash 640000399, now seen corresponding path program 1 times [2024-05-07 16:15:25,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:25,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923681963] [2024-05-07 16:15:25,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:25,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:25,725 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:25,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1482819531] [2024-05-07 16:15:25,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:25,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:25,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:25,727 INFO L229 MonitoredProcess]: Starting monitored process 344 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:25,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (344)] Waiting until timeout for monitored process [2024-05-07 16:15:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:28,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 1427 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:15:28,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-05-07 16:15:28,676 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:28,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:28,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923681963] [2024-05-07 16:15:28,677 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:28,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482819531] [2024-05-07 16:15:28,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482819531] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:28,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:28,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:15:28,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582914264] [2024-05-07 16:15:28,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:28,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:15:28,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:28,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:15:28,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:15:28,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:28,679 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:28,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 125.0) internal successors, (625), 5 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:28,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:28,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:29,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:29,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:29,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (344)] Ended with exit code 0 [2024-05-07 16:15:29,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable384,344 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:29,458 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:29,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:29,459 INFO L85 PathProgramCache]: Analyzing trace with hash -9231127, now seen corresponding path program 1 times [2024-05-07 16:15:29,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:29,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364163521] [2024-05-07 16:15:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:29,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:29,531 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:29,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1708855487] [2024-05-07 16:15:29,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:29,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:29,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:29,533 INFO L229 MonitoredProcess]: Starting monitored process 345 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:29,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (345)] Waiting until timeout for monitored process [2024-05-07 16:15:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:31,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 16:15:31,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:32,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:15:32,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:15:32,498 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:15:32,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-05-07 16:15:32,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-05-07 16:15:32,690 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:15:32,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:15:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 230 proven. 15 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:15:32,698 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:15:32,780 INFO L349 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2024-05-07 16:15:32,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 60 [2024-05-07 16:15:32,796 INFO L349 Elim1Store]: treesize reduction 22, result has 45.0 percent of original size [2024-05-07 16:15:32,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 64 [2024-05-07 16:15:32,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:15:32,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:15:32,834 INFO L349 Elim1Store]: treesize reduction 11, result has 60.7 percent of original size [2024-05-07 16:15:32,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 35 [2024-05-07 16:15:33,437 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2024-05-07 16:15:33,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:33,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364163521] [2024-05-07 16:15:33,437 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:33,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708855487] [2024-05-07 16:15:33,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708855487] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-07 16:15:33,437 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-05-07 16:15:33,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-05-07 16:15:33,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702066377] [2024-05-07 16:15:33,438 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-05-07 16:15:33,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-05-07 16:15:33,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:33,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-05-07 16:15:33,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2024-05-07 16:15:33,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:33,439 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:33,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 38.05) internal successors, (761), 20 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:33,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:33,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:33,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:33,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:33,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:34,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:34,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:34,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (345)] Ended with exit code 0 [2024-05-07 16:15:34,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable385,345 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:34,615 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:34,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:34,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1057078421, now seen corresponding path program 1 times [2024-05-07 16:15:34,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:34,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377222213] [2024-05-07 16:15:34,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:34,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:34,680 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:34,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1839440557] [2024-05-07 16:15:34,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:34,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:34,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:34,681 INFO L229 MonitoredProcess]: Starting monitored process 346 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:34,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (346)] Waiting until timeout for monitored process [2024-05-07 16:15:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:37,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-07 16:15:37,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:37,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-05-07 16:15:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 682 trivial. 0 not checked. [2024-05-07 16:15:37,180 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:37,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:37,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377222213] [2024-05-07 16:15:37,180 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:37,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839440557] [2024-05-07 16:15:37,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839440557] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:37,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:37,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:15:37,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350734603] [2024-05-07 16:15:37,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:37,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:15:37,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:37,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:15:37,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:15:37,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:37,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:37,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 79.875) internal successors, (639), 8 states have internal predecessors, (639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:37,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:37,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:37,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (346)] Ended with exit code 0 [2024-05-07 16:15:38,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable386,346 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:38,085 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting thr1Err2ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:38,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:38,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1385516999, now seen corresponding path program 1 times [2024-05-07 16:15:38,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:38,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413617487] [2024-05-07 16:15:38,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:38,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:38,198 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:38,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1994887893] [2024-05-07 16:15:38,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:38,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:38,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:38,200 INFO L229 MonitoredProcess]: Starting monitored process 347 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:38,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (347)] Waiting until timeout for monitored process [2024-05-07 16:15:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:40,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-07 16:15:40,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:15:40,733 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:40,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:40,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413617487] [2024-05-07 16:15:40,733 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:40,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994887893] [2024-05-07 16:15:40,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994887893] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:40,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:40,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 16:15:40,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767156121] [2024-05-07 16:15:40,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:40,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 16:15:40,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:40,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 16:15:40,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-07 16:15:40,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:40,736 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:40,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 81.75) internal successors, (654), 8 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:40,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:41,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:41,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (347)] Ended with exit code 0 [2024-05-07 16:15:41,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 347 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable387 [2024-05-07 16:15:41,755 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:41,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:41,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1571477706, now seen corresponding path program 1 times [2024-05-07 16:15:41,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:41,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779258682] [2024-05-07 16:15:41,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:41,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:41,822 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:41,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [689619519] [2024-05-07 16:15:41,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:41,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:41,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:41,824 INFO L229 MonitoredProcess]: Starting monitored process 348 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:41,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (348)] Waiting until timeout for monitored process [2024-05-07 16:15:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:44,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 4 conjunts are in the unsatisfiable core [2024-05-07 16:15:44,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:44,872 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2024-05-07 16:15:44,872 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-07 16:15:44,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:44,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779258682] [2024-05-07 16:15:44,872 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-07 16:15:44,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689619519] [2024-05-07 16:15:44,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689619519] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 16:15:44,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 16:15:44,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-07 16:15:44,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633223148] [2024-05-07 16:15:44,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 16:15:44,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-07 16:15:44,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 16:15:44,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-07 16:15:44,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 16:15:44,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:44,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 16:15:44,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 136.8) internal successors, (684), 5 states have internal predecessors, (684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:44,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 16:15:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-07 16:15:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 16:15:45,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-07 16:15:45,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (348)] Ended with exit code 0 [2024-05-07 16:15:45,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 348 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable388 [2024-05-07 16:15:45,577 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err2ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 45 more)] === [2024-05-07 16:15:45,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 16:15:45,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1546298844, now seen corresponding path program 1 times [2024-05-07 16:15:45,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 16:15:45,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514835056] [2024-05-07 16:15:45,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:45,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 16:15:45,638 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2024-05-07 16:15:45,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [363117128] [2024-05-07 16:15:45,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 16:15:45,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-07 16:15:45,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 16:15:45,639 INFO L229 MonitoredProcess]: Starting monitored process 349 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-07 16:15:45,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (349)] Waiting until timeout for monitored process [2024-05-07 16:15:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 16:15:47,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 1572 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-07 16:15:47,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-07 16:15:48,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-07 16:15:48,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 16 [2024-05-07 16:15:48,673 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-07 16:15:48,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-05-07 16:15:48,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2024-05-07 16:15:48,856 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-07 16:15:48,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2024-05-07 16:15:48,863 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 254 proven. 16 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:15:48,863 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-07 16:15:48,943 INFO L349 Elim1Store]: treesize reduction 25, result has 50.0 percent of original size [2024-05-07 16:15:48,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 60 [2024-05-07 16:15:48,957 INFO L349 Elim1Store]: treesize reduction 22, result has 45.0 percent of original size [2024-05-07 16:15:48,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 64 [2024-05-07 16:15:48,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:15:48,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-05-07 16:15:49,007 INFO L349 Elim1Store]: treesize reduction 11, result has 60.7 percent of original size [2024-05-07 16:15:49,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 35 Received shutdown request... [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (221)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (309)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (65)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (29)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (183)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (149)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,376 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (263)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (89)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,376 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (17)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,376 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (349)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (45)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (117)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,375 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-07 16:15:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-05-07 16:15:49,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 16:15:49,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (48 of 49 remaining) [2024-05-07 16:15:49,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (349)] Forceful destruction successful, exit code 0 [2024-05-07 16:15:49,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 349 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable389 [2024-05-07 16:15:49,962 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 795 with TraceHistMax 13,while AutomatonFreeRefinementEngine was Timeout during proof generation before using IpTcStrategyModuleSmtInterpolCraig [514835056]. [2024-05-07 16:15:49,962 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (47 of 49 remaining) [2024-05-07 16:15:49,962 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (46 of 49 remaining) [2024-05-07 16:15:49,962 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (45 of 49 remaining) [2024-05-07 16:15:49,962 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (44 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (43 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (42 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (41 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (40 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (39 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (38 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (37 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (36 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (35 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (34 of 49 remaining) [2024-05-07 16:15:49,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (33 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (32 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (31 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (30 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (29 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (28 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (27 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (26 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (25 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (22 of 49 remaining) [2024-05-07 16:15:49,964 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (19 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (16 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (13 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (12 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (11 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (10 of 49 remaining) [2024-05-07 16:15:49,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (7 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (4 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err2ASSERT_VIOLATIONERROR_FUNCTION (1 of 49 remaining) [2024-05-07 16:15:49,966 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 49 remaining) [2024-05-07 16:15:49,967 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-07 16:15:49,971 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 15 thread instances [2024-05-07 16:15:49,971 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 16:15:49,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 04:15:49 BasicIcfg [2024-05-07 16:15:49,975 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 16:15:49,976 INFO L158 Benchmark]: Toolchain (without parser) took 832385.44ms. Allocated memory was 311.4MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 239.4MB in the beginning and 1.0GB in the end (delta: -803.8MB). Peak memory consumption was 393.6MB. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 311.4MB. Free memory is still 276.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.62ms. Allocated memory is still 311.4MB. Free memory was 239.4MB in the beginning and 218.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.80ms. Allocated memory is still 311.4MB. Free memory was 218.6MB in the beginning and 216.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L158 Benchmark]: Boogie Preprocessor took 20.28ms. Allocated memory is still 311.4MB. Free memory was 216.1MB in the beginning and 214.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L158 Benchmark]: RCFGBuilder took 483.37ms. Allocated memory is still 311.4MB. Free memory was 214.5MB in the beginning and 257.7MB in the end (delta: -43.2MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L158 Benchmark]: TraceAbstraction took 831452.19ms. Allocated memory was 311.4MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 256.7MB in the beginning and 1.0GB in the end (delta: -786.6MB). Peak memory consumption was 409.9MB. Max. memory is 8.0GB. [2024-05-07 16:15:49,976 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 311.4MB. Free memory is still 276.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 384.62ms. Allocated memory is still 311.4MB. Free memory was 239.4MB in the beginning and 218.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.80ms. Allocated memory is still 311.4MB. Free memory was 218.6MB in the beginning and 216.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.28ms. Allocated memory is still 311.4MB. Free memory was 216.1MB in the beginning and 214.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 483.37ms. Allocated memory is still 311.4MB. Free memory was 214.5MB in the beginning and 257.7MB in the end (delta: -43.2MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * TraceAbstraction took 831452.19ms. Allocated memory was 311.4MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 256.7MB in the beginning and 1.0GB in the end (delta: -786.6MB). Peak memory consumption was 409.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 178, independent: 149, independent conditional: 95, independent unconditional: 54, dependent: 29, dependent conditional: 29, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 95, independent unconditional: 54, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 95, independent unconditional: 54, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 95, independent unconditional: 54, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 18, independent unconditional: 131, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 149, independent: 149, independent conditional: 5, independent unconditional: 144, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 5, independent unconditional: 144, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 87, independent: 87, independent conditional: 1, independent unconditional: 86, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 87, independent: 87, independent conditional: 0, independent unconditional: 87, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 149, independent: 62, independent conditional: 4, independent unconditional: 58, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 87, unknown conditional: 1, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 87, Positive cache size: 87, Positive conditional cache size: 1, Positive unconditional cache size: 86, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 18, independent unconditional: 131, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 149, independent: 149, independent conditional: 5, independent unconditional: 144, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 149, independent: 149, independent conditional: 5, independent unconditional: 144, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 87, independent: 87, independent conditional: 1, independent unconditional: 86, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 87, independent: 87, independent conditional: 0, independent unconditional: 87, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 149, independent: 62, independent conditional: 4, independent unconditional: 58, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 87, unknown conditional: 1, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 87, Positive cache size: 87, Positive conditional cache size: 1, Positive unconditional cache size: 86, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13 ], Independence queries for same thread: 29 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 912, independent: 866, independent conditional: 741, independent unconditional: 125, dependent: 46, dependent conditional: 46, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 741, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 741, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 741, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 253, independent unconditional: 613, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 866, independent: 866, independent conditional: 38, independent unconditional: 828, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 38, independent unconditional: 828, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 224, independent: 224, independent conditional: 6, independent unconditional: 218, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 224, independent: 224, independent conditional: 0, independent unconditional: 224, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 866, independent: 642, independent conditional: 32, independent unconditional: 610, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 224, unknown conditional: 6, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 224, Positive cache size: 224, Positive conditional cache size: 6, Positive unconditional cache size: 218, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 215, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 253, independent unconditional: 613, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 866, independent: 866, independent conditional: 38, independent unconditional: 828, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 866, independent: 866, independent conditional: 38, independent unconditional: 828, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 224, independent: 224, independent conditional: 6, independent unconditional: 218, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 224, independent: 224, independent conditional: 0, independent unconditional: 224, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 866, independent: 642, independent conditional: 32, independent unconditional: 610, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 224, unknown conditional: 6, unknown unconditional: 218] , Statistics on independence cache: Total cache size (in pairs): 224, Positive cache size: 224, Positive conditional cache size: 6, Positive unconditional cache size: 218, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 215 ], Independence queries for same thread: 46 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4995, independent: 4801, independent conditional: 4676, independent unconditional: 125, dependent: 194, dependent conditional: 194, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 4676, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 4676, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 4676, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 1738, independent unconditional: 3063, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 252, independent unconditional: 4549, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 252, independent unconditional: 4549, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 583, independent: 583, independent conditional: 34, independent unconditional: 549, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 583, independent: 583, independent conditional: 0, independent unconditional: 583, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4801, independent: 4218, independent conditional: 218, independent unconditional: 4000, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 583, unknown conditional: 34, unknown unconditional: 549] , Statistics on independence cache: Total cache size (in pairs): 583, Positive cache size: 583, Positive conditional cache size: 34, Positive unconditional cache size: 549, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1486, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 1738, independent unconditional: 3063, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 252, independent unconditional: 4549, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4801, independent: 4801, independent conditional: 252, independent unconditional: 4549, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 583, independent: 583, independent conditional: 34, independent unconditional: 549, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 583, independent: 583, independent conditional: 0, independent unconditional: 583, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4801, independent: 4218, independent conditional: 218, independent unconditional: 4000, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 583, unknown conditional: 34, unknown unconditional: 549] , Statistics on independence cache: Total cache size (in pairs): 583, Positive cache size: 583, Positive conditional cache size: 34, Positive unconditional cache size: 549, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1486 ], Independence queries for same thread: 194 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14259, independent: 13736, independent conditional: 13611, independent unconditional: 125, dependent: 523, dependent conditional: 523, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 13611, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 13611, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 13611, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 5038, independent unconditional: 8698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 797, independent unconditional: 12939, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 797, independent unconditional: 12939, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1227, independent: 1227, independent conditional: 55, independent unconditional: 1172, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1227, independent: 1227, independent conditional: 0, independent unconditional: 1227, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13736, independent: 12509, independent conditional: 742, independent unconditional: 11767, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1227, unknown conditional: 55, unknown unconditional: 1172] , Statistics on independence cache: Total cache size (in pairs): 1227, Positive cache size: 1227, Positive conditional cache size: 55, Positive unconditional cache size: 1172, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4241, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 5038, independent unconditional: 8698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 797, independent unconditional: 12939, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13736, independent: 13736, independent conditional: 797, independent unconditional: 12939, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1227, independent: 1227, independent conditional: 55, independent unconditional: 1172, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1227, independent: 1227, independent conditional: 0, independent unconditional: 1227, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 13736, independent: 12509, independent conditional: 742, independent unconditional: 11767, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1227, unknown conditional: 55, unknown unconditional: 1172] , Statistics on independence cache: Total cache size (in pairs): 1227, Positive cache size: 1227, Positive conditional cache size: 55, Positive unconditional cache size: 1172, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4241 ], Independence queries for same thread: 523 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27951, independent: 26955, independent conditional: 26830, independent unconditional: 125, dependent: 996, dependent conditional: 996, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 26830, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 26830, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 26830, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 9862, independent unconditional: 17093, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 1651, independent unconditional: 25304, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 1651, independent unconditional: 25304, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1560, independent: 1560, independent conditional: 76, independent unconditional: 1484, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1560, independent: 1560, independent conditional: 0, independent unconditional: 1560, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 26955, independent: 25395, independent conditional: 1575, independent unconditional: 23820, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1560, unknown conditional: 76, unknown unconditional: 1484] , Statistics on independence cache: Total cache size (in pairs): 1560, Positive cache size: 1560, Positive conditional cache size: 76, Positive unconditional cache size: 1484, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8211, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 9862, independent unconditional: 17093, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 1651, independent unconditional: 25304, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 26955, independent: 26955, independent conditional: 1651, independent unconditional: 25304, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1560, independent: 1560, independent conditional: 76, independent unconditional: 1484, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1560, independent: 1560, independent conditional: 0, independent unconditional: 1560, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 26955, independent: 25395, independent conditional: 1575, independent unconditional: 23820, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1560, unknown conditional: 76, unknown unconditional: 1484] , Statistics on independence cache: Total cache size (in pairs): 1560, Positive cache size: 1560, Positive conditional cache size: 76, Positive unconditional cache size: 1484, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8211 ], Independence queries for same thread: 996 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 46071, independent: 44458, independent conditional: 44333, independent unconditional: 125, dependent: 1613, dependent conditional: 1613, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 44333, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 44333, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 44333, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 16210, independent unconditional: 28248, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 2760, independent unconditional: 41698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 2760, independent unconditional: 41698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1698, independent: 1698, independent conditional: 97, independent unconditional: 1601, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1698, independent: 1698, independent conditional: 0, independent unconditional: 1698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 44458, independent: 42760, independent conditional: 2663, independent unconditional: 40097, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1698, unknown conditional: 97, unknown unconditional: 1601] , Statistics on independence cache: Total cache size (in pairs): 1698, Positive cache size: 1698, Positive conditional cache size: 97, Positive unconditional cache size: 1601, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13450, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 16210, independent unconditional: 28248, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 2760, independent unconditional: 41698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 44458, independent: 44458, independent conditional: 2760, independent unconditional: 41698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1698, independent: 1698, independent conditional: 97, independent unconditional: 1601, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1698, independent: 1698, independent conditional: 0, independent unconditional: 1698, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 44458, independent: 42760, independent conditional: 2663, independent unconditional: 40097, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1698, unknown conditional: 97, unknown unconditional: 1601] , Statistics on independence cache: Total cache size (in pairs): 1698, Positive cache size: 1698, Positive conditional cache size: 97, Positive unconditional cache size: 1601, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13450 ], Independence queries for same thread: 1613 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 68619, independent: 66245, independent conditional: 66120, independent unconditional: 125, dependent: 2374, dependent conditional: 2374, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 66120, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 66120, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 66120, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 24082, independent unconditional: 42163, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 4230, independent unconditional: 62015, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 4230, independent unconditional: 62015, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2389, independent: 2389, independent conditional: 118, independent unconditional: 2271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2389, independent: 2389, independent conditional: 0, independent unconditional: 2389, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 66245, independent: 63856, independent conditional: 4112, independent unconditional: 59744, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2389, unknown conditional: 118, unknown unconditional: 2271] , Statistics on independence cache: Total cache size (in pairs): 2389, Positive cache size: 2389, Positive conditional cache size: 118, Positive unconditional cache size: 2271, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 19852, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 24082, independent unconditional: 42163, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 4230, independent unconditional: 62015, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 66245, independent: 66245, independent conditional: 4230, independent unconditional: 62015, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2389, independent: 2389, independent conditional: 118, independent unconditional: 2271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2389, independent: 2389, independent conditional: 0, independent unconditional: 2389, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 66245, independent: 63856, independent conditional: 4112, independent unconditional: 59744, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2389, unknown conditional: 118, unknown unconditional: 2271] , Statistics on independence cache: Total cache size (in pairs): 2389, Positive cache size: 2389, Positive conditional cache size: 118, Positive unconditional cache size: 2271, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 19852 ], Independence queries for same thread: 2374 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 95595, independent: 92316, independent conditional: 92191, independent unconditional: 125, dependent: 3279, dependent conditional: 3279, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 92191, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 92191, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 92191, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 33478, independent unconditional: 58838, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 5937, independent unconditional: 86379, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 5937, independent unconditional: 86379, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3088, independent: 3088, independent conditional: 139, independent unconditional: 2949, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3088, independent: 3088, independent conditional: 0, independent unconditional: 3088, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 92316, independent: 89228, independent conditional: 5798, independent unconditional: 83430, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3088, unknown conditional: 139, unknown unconditional: 2949] , Statistics on independence cache: Total cache size (in pairs): 3088, Positive cache size: 3088, Positive conditional cache size: 139, Positive unconditional cache size: 2949, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27541, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 33478, independent unconditional: 58838, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 5937, independent unconditional: 86379, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 92316, independent: 92316, independent conditional: 5937, independent unconditional: 86379, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3088, independent: 3088, independent conditional: 139, independent unconditional: 2949, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3088, independent: 3088, independent conditional: 0, independent unconditional: 3088, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 92316, independent: 89228, independent conditional: 5798, independent unconditional: 83430, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3088, unknown conditional: 139, unknown unconditional: 2949] , Statistics on independence cache: Total cache size (in pairs): 3088, Positive cache size: 3088, Positive conditional cache size: 139, Positive unconditional cache size: 2949, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27541 ], Independence queries for same thread: 3279 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 126999, independent: 122671, independent conditional: 122546, independent unconditional: 125, dependent: 4328, dependent conditional: 4328, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 122546, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 122546, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 122546, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 44398, independent unconditional: 78273, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 8126, independent unconditional: 114545, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 8126, independent unconditional: 114545, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2930, independent: 2930, independent conditional: 163, independent unconditional: 2767, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2930, independent: 2930, independent conditional: 0, independent unconditional: 2930, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 122671, independent: 119741, independent conditional: 7963, independent unconditional: 111778, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2930, unknown conditional: 163, unknown unconditional: 2767] , Statistics on independence cache: Total cache size (in pairs): 2930, Positive cache size: 2930, Positive conditional cache size: 163, Positive unconditional cache size: 2767, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36272, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 44398, independent unconditional: 78273, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 8126, independent unconditional: 114545, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 122671, independent: 122671, independent conditional: 8126, independent unconditional: 114545, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2930, independent: 2930, independent conditional: 163, independent unconditional: 2767, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2930, independent: 2930, independent conditional: 0, independent unconditional: 2930, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 122671, independent: 119741, independent conditional: 7963, independent unconditional: 111778, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2930, unknown conditional: 163, unknown unconditional: 2767] , Statistics on independence cache: Total cache size (in pairs): 2930, Positive cache size: 2930, Positive conditional cache size: 163, Positive unconditional cache size: 2767, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 36272 ], Independence queries for same thread: 4328 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 162963, independent: 157447, independent conditional: 157322, independent unconditional: 125, dependent: 5516, dependent conditional: 5516, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 157322, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 157322, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 157322, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 56815, independent unconditional: 100632, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 10414, independent unconditional: 147033, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 10414, independent unconditional: 147033, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3561, independent: 3561, independent conditional: 179, independent unconditional: 3382, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3561, independent: 3561, independent conditional: 0, independent unconditional: 3561, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 157447, independent: 153886, independent conditional: 10235, independent unconditional: 143651, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3561, unknown conditional: 179, unknown unconditional: 3382] , Statistics on independence cache: Total cache size (in pairs): 3561, Positive cache size: 3561, Positive conditional cache size: 179, Positive unconditional cache size: 3382, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 46401, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 56815, independent unconditional: 100632, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 10414, independent unconditional: 147033, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 157447, independent: 157447, independent conditional: 10414, independent unconditional: 147033, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3561, independent: 3561, independent conditional: 179, independent unconditional: 3382, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3561, independent: 3561, independent conditional: 0, independent unconditional: 3561, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 157447, independent: 153886, independent conditional: 10235, independent unconditional: 143651, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3561, unknown conditional: 179, unknown unconditional: 3382] , Statistics on independence cache: Total cache size (in pairs): 3561, Positive cache size: 3561, Positive conditional cache size: 179, Positive unconditional cache size: 3382, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 46401 ], Independence queries for same thread: 5516 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 183104, independent: 176928, independent conditional: 176803, independent unconditional: 125, dependent: 6176, dependent conditional: 6176, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 176803, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 176803, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 176803, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 63750, independent unconditional: 113178, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 11822, independent unconditional: 165106, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 11822, independent unconditional: 165106, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4031, independent: 4031, independent conditional: 196, independent unconditional: 3835, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4031, independent: 4031, independent conditional: 0, independent unconditional: 4031, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 176928, independent: 172897, independent conditional: 11626, independent unconditional: 161271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4031, unknown conditional: 196, unknown unconditional: 3835] , Statistics on independence cache: Total cache size (in pairs): 4031, Positive cache size: 4031, Positive conditional cache size: 196, Positive unconditional cache size: 3835, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51928, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 63750, independent unconditional: 113178, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 11822, independent unconditional: 165106, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 176928, independent: 176928, independent conditional: 11822, independent unconditional: 165106, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4031, independent: 4031, independent conditional: 196, independent unconditional: 3835, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4031, independent: 4031, independent conditional: 0, independent unconditional: 4031, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 176928, independent: 172897, independent conditional: 11626, independent unconditional: 161271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4031, unknown conditional: 196, unknown unconditional: 3835] , Statistics on independence cache: Total cache size (in pairs): 4031, Positive cache size: 4031, Positive conditional cache size: 196, Positive unconditional cache size: 3835, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51928 ], Independence queries for same thread: 6176 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 228516, independent: 220945, independent conditional: 220820, independent unconditional: 125, dependent: 7571, dependent conditional: 7571, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 220820, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 220820, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 220820, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 79411, independent unconditional: 141534, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 14654, independent unconditional: 206291, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 14654, independent unconditional: 206291, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4602, independent: 4602, independent conditional: 221, independent unconditional: 4381, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4602, independent: 4602, independent conditional: 0, independent unconditional: 4602, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220945, independent: 216343, independent conditional: 14433, independent unconditional: 201910, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4602, unknown conditional: 221, unknown unconditional: 4381] , Statistics on independence cache: Total cache size (in pairs): 4602, Positive cache size: 4602, Positive conditional cache size: 221, Positive unconditional cache size: 4381, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 64757, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 79411, independent unconditional: 141534, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 14654, independent unconditional: 206291, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 220945, independent: 220945, independent conditional: 14654, independent unconditional: 206291, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4602, independent: 4602, independent conditional: 221, independent unconditional: 4381, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4602, independent: 4602, independent conditional: 0, independent unconditional: 4602, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 220945, independent: 216343, independent conditional: 14433, independent unconditional: 201910, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4602, unknown conditional: 221, unknown unconditional: 4381] , Statistics on independence cache: Total cache size (in pairs): 4602, Positive cache size: 4602, Positive conditional cache size: 221, Positive unconditional cache size: 4381, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 64757 ], Independence queries for same thread: 7571 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 280424, independent: 271314, independent conditional: 271189, independent unconditional: 125, dependent: 9110, dependent conditional: 9110, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 271189, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 271189, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 271189, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 97316, independent unconditional: 173998, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 18043, independent unconditional: 253271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 18043, independent unconditional: 253271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5077, independent: 5077, independent conditional: 246, independent unconditional: 4831, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5077, independent: 5077, independent conditional: 0, independent unconditional: 5077, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 271314, independent: 266237, independent conditional: 17797, independent unconditional: 248440, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 5077, unknown conditional: 246, unknown unconditional: 4831] , Statistics on independence cache: Total cache size (in pairs): 5077, Positive cache size: 5077, Positive conditional cache size: 246, Positive unconditional cache size: 4831, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 79273, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 97316, independent unconditional: 173998, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 18043, independent unconditional: 253271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 271314, independent: 271314, independent conditional: 18043, independent unconditional: 253271, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5077, independent: 5077, independent conditional: 246, independent unconditional: 4831, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5077, independent: 5077, independent conditional: 0, independent unconditional: 5077, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 271314, independent: 266237, independent conditional: 17797, independent unconditional: 248440, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 5077, unknown conditional: 246, unknown unconditional: 4831] , Statistics on independence cache: Total cache size (in pairs): 5077, Positive cache size: 5077, Positive conditional cache size: 246, Positive unconditional cache size: 4831, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 79273 ], Independence queries for same thread: 9110 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 338828, independent: 328035, independent conditional: 327910, independent unconditional: 125, dependent: 10793, dependent conditional: 10793, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 327910, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 327910, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 327910, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 117465, independent unconditional: 210570, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 21389, independent unconditional: 306646, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 21389, independent unconditional: 306646, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4922, independent: 4922, independent conditional: 271, independent unconditional: 4651, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4922, independent: 4922, independent conditional: 0, independent unconditional: 4922, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 328035, independent: 323113, independent conditional: 21118, independent unconditional: 301995, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4922, unknown conditional: 271, unknown unconditional: 4651] , Statistics on independence cache: Total cache size (in pairs): 4922, Positive cache size: 4922, Positive conditional cache size: 271, Positive unconditional cache size: 4651, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 96076, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 117465, independent unconditional: 210570, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 21389, independent unconditional: 306646, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 328035, independent: 328035, independent conditional: 21389, independent unconditional: 306646, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4922, independent: 4922, independent conditional: 271, independent unconditional: 4651, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4922, independent: 4922, independent conditional: 0, independent unconditional: 4922, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 328035, independent: 323113, independent conditional: 21118, independent unconditional: 301995, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4922, unknown conditional: 271, unknown unconditional: 4651] , Statistics on independence cache: Total cache size (in pairs): 4922, Positive cache size: 4922, Positive conditional cache size: 271, Positive unconditional cache size: 4651, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 96076 ], Independence queries for same thread: 10793 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 267335, independent: 258619, independent conditional: 258494, independent unconditional: 125, dependent: 8716, dependent conditional: 8716, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 258494, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 258494, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 258494, independent unconditional: 125, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 92807, independent unconditional: 165812, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 17132, independent unconditional: 241487, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 17132, independent unconditional: 241487, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4837, independent: 4837, independent conditional: 244, independent unconditional: 4593, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4837, independent: 4837, independent conditional: 0, independent unconditional: 4837, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 258619, independent: 253782, independent conditional: 16888, independent unconditional: 236894, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4837, unknown conditional: 244, unknown unconditional: 4593] , Statistics on independence cache: Total cache size (in pairs): 4837, Positive cache size: 4837, Positive conditional cache size: 244, Positive unconditional cache size: 4593, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 75675, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 92807, independent unconditional: 165812, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 17132, independent unconditional: 241487, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 258619, independent: 258619, independent conditional: 17132, independent unconditional: 241487, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4837, independent: 4837, independent conditional: 244, independent unconditional: 4593, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4837, independent: 4837, independent conditional: 0, independent unconditional: 4837, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 258619, independent: 253782, independent conditional: 16888, independent unconditional: 236894, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4837, unknown conditional: 244, unknown unconditional: 4593] , Statistics on independence cache: Total cache size (in pairs): 4837, Positive cache size: 4837, Positive conditional cache size: 244, Positive unconditional cache size: 4593, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 75675 ], Independence queries for same thread: 8716 - TimeoutResultAtElement [Line: 743]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 795 with TraceHistMax 13,while AutomatonFreeRefinementEngine was Timeout during proof generation before using IpTcStrategyModuleSmtInterpolCraig [514835056]. - TimeoutResultAtElement [Line: 754]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 795 with TraceHistMax 13,while AutomatonFreeRefinementEngine was Timeout during proof generation before using IpTcStrategyModuleSmtInterpolCraig [514835056]. - TimeoutResultAtElement [Line: 730]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 795 with TraceHistMax 13,while AutomatonFreeRefinementEngine was Timeout during proof generation before using IpTcStrategyModuleSmtInterpolCraig [514835056]. - TimeoutResultAtElement [Line: 778]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PartialOrderCegarLoop was analyzing trace of length 795 with TraceHistMax 13,while AutomatonFreeRefinementEngine was Timeout during proof generation before using IpTcStrategyModuleSmtInterpolCraig [514835056]. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 196 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 280 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 316 NumberOfCodeBlocks, 316 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 298 ConstructedInterpolants, 15 QuantifiedInterpolants, 1971 SizeOfPredicates, 8 NumberOfNonLiveVariables, 158 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 14/40 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 364 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 734 NumberOfCodeBlocks, 734 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 644 ConstructedInterpolants, 15 QuantifiedInterpolants, 2685 SizeOfPredicates, 14 NumberOfNonLiveVariables, 442 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 111/137 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 448 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 7.6s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 108, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1532 NumberOfCodeBlocks, 1532 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1541 ConstructedInterpolants, 76 QuantifiedInterpolants, 7584 SizeOfPredicates, 44 NumberOfNonLiveVariables, 1967 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 380/458 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 5 thread instances CFG has 7 procedures, 532 locations, 19 error locations. Started 1 CEGAR loops. OverallTime: 12.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 2606 NumberOfCodeBlocks, 2606 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2783 ConstructedInterpolants, 137 QuantifiedInterpolants, 14028 SizeOfPredicates, 77 NumberOfNonLiveVariables, 4028 ConjunctsInSsa, 152 ConjunctsInUnsatCore, 18 InterpolantComputations, 11 PerfectInterpolantSequences, 854/996 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 6 thread instances CFG has 8 procedures, 616 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 19.7s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 217, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 3956 NumberOfCodeBlocks, 3956 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4370 ConstructedInterpolants, 298 QuantifiedInterpolants, 30055 SizeOfPredicates, 105 NumberOfNonLiveVariables, 6625 ConjunctsInSsa, 206 ConjunctsInUnsatCore, 23 InterpolantComputations, 14 PerfectInterpolantSequences, 1529/1806 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 7 thread instances CFG has 9 procedures, 700 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 28.4s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 271, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 10.5s InterpolantComputationTime, 5582 NumberOfCodeBlocks, 5582 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 6302 ConstructedInterpolants, 363 QuantifiedInterpolants, 39773 SizeOfPredicates, 139 NumberOfNonLiveVariables, 9758 ConjunctsInSsa, 282 ConjunctsInUnsatCore, 28 InterpolantComputations, 17 PerfectInterpolantSequences, 2589/2943 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 8 thread instances CFG has 10 procedures, 784 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 37.8s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 8.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 323, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 7484 NumberOfCodeBlocks, 7484 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 8579 ConstructedInterpolants, 470 QuantifiedInterpolants, 54255 SizeOfPredicates, 167 NumberOfNonLiveVariables, 13427 ConjunctsInSsa, 330 ConjunctsInUnsatCore, 33 InterpolantComputations, 20 PerfectInterpolantSequences, 3981/4462 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 9 thread instances CFG has 11 procedures, 868 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 49.2s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 10.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 374, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 15.7s InterpolantComputationTime, 9662 NumberOfCodeBlocks, 9662 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 11201 ConstructedInterpolants, 556 QuantifiedInterpolants, 66722 SizeOfPredicates, 201 NumberOfNonLiveVariables, 17632 ConjunctsInSsa, 398 ConjunctsInUnsatCore, 38 InterpolantComputations, 23 PerfectInterpolantSequences, 5718/6418 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 10 thread instances CFG has 12 procedures, 952 locations, 34 error locations. Started 1 CEGAR loops. OverallTime: 64.8s, OverallIterations: 35, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 12.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 430, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.6s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 19.6s InterpolantComputationTime, 12107 NumberOfCodeBlocks, 12107 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 14168 ConstructedInterpolants, 592 QuantifiedInterpolants, 80190 SizeOfPredicates, 230 NumberOfNonLiveVariables, 22373 ConjunctsInSsa, 452 ConjunctsInUnsatCore, 43 InterpolantComputations, 26 PerfectInterpolantSequences, 8105/8866 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 11 thread instances CFG has 13 procedures, 1036 locations, 37 error locations. Started 1 CEGAR loops. OverallTime: 80.2s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 14.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 462, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 22.5s InterpolantComputationTime, 13452 NumberOfCodeBlocks, 13452 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 16129 ConstructedInterpolants, 535 QuantifiedInterpolants, 85387 SizeOfPredicates, 251 NumberOfNonLiveVariables, 24970 ConjunctsInSsa, 498 ConjunctsInUnsatCore, 46 InterpolantComputations, 27 PerfectInterpolantSequences, 9741/10651 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.5s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 12 thread instances CFG has 14 procedures, 1120 locations, 40 error locations. Started 1 CEGAR loops. OverallTime: 101.3s, OverallIterations: 41, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 18.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 517, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.1s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 27.3s InterpolantComputationTime, 16334 NumberOfCodeBlocks, 16334 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 19662 ConstructedInterpolants, 832 QuantifiedInterpolants, 111086 SizeOfPredicates, 296 NumberOfNonLiveVariables, 30553 ConjunctsInSsa, 560 ConjunctsInUnsatCore, 51 InterpolantComputations, 30 PerfectInterpolantSequences, 12871/14160 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 13 thread instances CFG has 15 procedures, 1204 locations, 43 error locations. Started 1 CEGAR loops. OverallTime: 120.7s, OverallIterations: 45, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 19.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 548, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.6s SsaConstructionTime, 4.9s SatisfiabilityAnalysisTime, 26.5s InterpolantComputationTime, 19492 NumberOfCodeBlocks, 19492 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 23540 ConstructedInterpolants, 675 QuantifiedInterpolants, 107892 SizeOfPredicates, 313 NumberOfNonLiveVariables, 36672 ConjunctsInSsa, 612 ConjunctsInUnsatCore, 56 InterpolantComputations, 35 PerfectInterpolantSequences, 17405/18318 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 14 thread instances CFG has 16 procedures, 1288 locations, 46 error locations. Started 1 CEGAR loops. OverallTime: 153.8s, OverallIterations: 49, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 23.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 597, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 3.2s SsaConstructionTime, 5.9s SatisfiabilityAnalysisTime, 30.9s InterpolantComputationTime, 22926 NumberOfCodeBlocks, 22926 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 27763 ConstructedInterpolants, 824 QuantifiedInterpolants, 129480 SizeOfPredicates, 346 NumberOfNonLiveVariables, 43327 ConjunctsInSsa, 659 ConjunctsInUnsatCore, 61 InterpolantComputations, 37 PerfectInterpolantSequences, 21706/23180 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 1.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 15 thread instances CFG has 17 procedures, 1372 locations, 49 error locations. Started 1 CEGAR loops. OverallTime: 148.2s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 20.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 539, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.5s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 28.6s InterpolantComputationTime, 17900 NumberOfCodeBlocks, 17900 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 21954 ConstructedInterpolants, 689 QuantifiedInterpolants, 111017 SizeOfPredicates, 302 NumberOfNonLiveVariables, 35100 ConjunctsInSsa, 579 ConjunctsInUnsatCore, 54 InterpolantComputations, 33 PerfectInterpolantSequences, 15365/16626 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 0.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown