/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 50 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_safe-5.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 03:50:55,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 03:50:56,023 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 03:50:56,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 03:50:56,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 03:50:56,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 03:50:56,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 03:50:56,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 03:50:56,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 03:50:56,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 03:50:56,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 03:50:56,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 03:50:56,062 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 03:50:56,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 03:50:56,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 03:50:56,063 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 03:50:56,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 03:50:56,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 03:50:56,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 03:50:56,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 03:50:56,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 03:50:56,077 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 03:50:56,077 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 03:50:56,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 03:50:56,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 03:50:56,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 03:50:56,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 03:50:56,078 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 03:50:56,078 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 03:50:56,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 03:50:56,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 03:50:56,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 03:50:56,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 03:50:56,080 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 03:50:56,080 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 03:50:56,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 03:50:56,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 03:50:56,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 03:50:56,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 03:50:56,081 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 03:50:56,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 03:50:56,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 03:50:56,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 03:50:56,414 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 03:50:56,414 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 03:50:56,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-05 03:50:57,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 03:50:57,850 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 03:50:57,851 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_safe-5.i [2024-04-05 03:50:57,866 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cee9340df/8c2733dccecf45b69910101f08e233a3/FLAGb8f011f92 [2024-04-05 03:50:57,879 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cee9340df/8c2733dccecf45b69910101f08e233a3 [2024-04-05 03:50:57,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 03:50:57,883 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 03:50:57,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 03:50:57,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 03:50:57,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 03:50:57,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98b607d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:57, skipping insertion in model container [2024-04-05 03:50:57,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:50:57" (1/1) ... [2024-04-05 03:50:57,946 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 03:50:58,203 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/fib_safe-5.i[30241,30254] [2024-04-05 03:50:58,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 03:50:58,251 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 03:50:58,313 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/fib_safe-5.i[30241,30254] [2024-04-05 03:50:58,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 03:50:58,347 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 03:50:58,347 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 03:50:58,353 INFO L206 MainTranslator]: Completed translation [2024-04-05 03:50:58,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58 WrapperNode [2024-04-05 03:50:58,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 03:50:58,355 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 03:50:58,355 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 03:50:58,355 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 03:50:58,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,393 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-04-05 03:50:58,393 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 03:50:58,394 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 03:50:58,394 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 03:50:58,394 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 03:50:58,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 03:50:58,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 03:50:58,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 03:50:58,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 03:50:58,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (1/1) ... [2024-04-05 03:50:58,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 03:50:58,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:50:58,457 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) [2024-04-05 03:50:58,483 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 [2024-04-05 03:50:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-04-05 03:50:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-04-05 03:50:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-04-05 03:50:58,521 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-04-05 03:50:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 03:50:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 03:50:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 03:50:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 03:50:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 03:50:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 03:50:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 03:50:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 03:50:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 03:50:58,526 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 03:50:58,699 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 03:50:58,701 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 03:50:58,924 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 03:50:58,933 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 03:50:58,933 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2024-04-05 03:50:58,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:50:58 BoogieIcfgContainer [2024-04-05 03:50:58,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 03:50:58,937 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 03:50:58,937 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 03:50:58,939 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 03:50:58,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:50:57" (1/3) ... [2024-04-05 03:50:58,940 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dcc5e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:50:58, skipping insertion in model container [2024-04-05 03:50:58,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:50:58" (2/3) ... [2024-04-05 03:50:58,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dcc5e9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:50:58, skipping insertion in model container [2024-04-05 03:50:58,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:50:58" (3/3) ... [2024-04-05 03:50:58,942 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_safe-5.i [2024-04-05 03:50:58,950 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 03:50:58,959 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 03:50:58,960 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 03:50:58,960 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 03:50:59,038 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-04-05 03:50:59,073 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 03:50:59,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 03:50:59,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:50:59,074 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) [2024-04-05 03:50:59,075 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 [2024-04-05 03:50:59,104 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 03:50:59,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:50:59,118 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 03:50:59,124 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;@55b0ec7b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213 [2024-04-05 03:50:59,124 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-04-05 03:50:59,800 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:50:59,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:50:59,803 INFO L85 PathProgramCache]: Analyzing trace with hash -1184059601, now seen corresponding path program 1 times [2024-04-05 03:50:59,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:50:59,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921692475] [2024-04-05 03:50:59,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:50:59,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:00,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921692475] [2024-04-05 03:51:00,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921692475] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:51:00,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 03:51:00,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-05 03:51:00,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044507066] [2024-04-05 03:51:00,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:51:00,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-05 03:51:00,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:00,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-05 03:51:00,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-05 03:51:00,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:00,270 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:00,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:00,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:00,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:00,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 03:51:00,485 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:00,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:00,486 INFO L85 PathProgramCache]: Analyzing trace with hash 546730109, now seen corresponding path program 1 times [2024-04-05 03:51:00,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:00,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979235979] [2024-04-05 03:51:00,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:00,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:00,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979235979] [2024-04-05 03:51:00,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979235979] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:00,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20636177] [2024-04-05 03:51:00,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:00,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:00,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:00,778 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:00,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 03:51:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:00,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-05 03:51:00,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:00,939 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,939 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:00,993 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:00,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20636177] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:00,994 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:00,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-05 03:51:00,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806023971] [2024-04-05 03:51:00,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:00,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-05 03:51:00,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:00,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-05 03:51:00,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-05 03:51:00,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:00,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:00,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:00,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:00,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:01,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 03:51:01,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-04-05 03:51:01,347 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:01,347 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:01,348 INFO L85 PathProgramCache]: Analyzing trace with hash -872570179, now seen corresponding path program 2 times [2024-04-05 03:51:01,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:01,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639630120] [2024-04-05 03:51:01,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:01,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:01,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:01,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639630120] [2024-04-05 03:51:01,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639630120] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:01,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483451273] [2024-04-05 03:51:01,701 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:51:01,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:01,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:01,702 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) [2024-04-05 03:51:01,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 03:51:01,824 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:51:01,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:01,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-05 03:51:01,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:01,978 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:02,136 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:02,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1483451273] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:02,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:02,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-05 03:51:02,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239462739] [2024-04-05 03:51:02,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:02,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-05 03:51:02,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:02,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-05 03:51:02,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-05 03:51:02,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:02,144 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:02,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:02,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:02,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:02,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:02,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:02,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:02,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:02,670 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:02,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:02,670 INFO L85 PathProgramCache]: Analyzing trace with hash 328881981, now seen corresponding path program 3 times [2024-04-05 03:51:02,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:02,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911217285] [2024-04-05 03:51:02,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:02,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:03,185 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:03,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:03,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911217285] [2024-04-05 03:51:03,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911217285] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:03,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33581723] [2024-04-05 03:51:03,186 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:51:03,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:03,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:03,188 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:03,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 03:51:03,315 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-05 03:51:03,315 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:03,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 03:51:03,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:03,584 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-05 03:51:03,584 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 03:51:03,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33581723] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:51:03,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 03:51:03,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-05 03:51:03,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922915289] [2024-04-05 03:51:03,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:51:03,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-05 03:51:03,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:03,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-05 03:51:03,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-05 03:51:03,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:03,587 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:03,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 13 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:03,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:03,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:03,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:03,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:03,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:03,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:04,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:04,089 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:04,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:04,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1806159523, now seen corresponding path program 1 times [2024-04-05 03:51:04,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:04,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538645920] [2024-04-05 03:51:04,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:04,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:04,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:04,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:04,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538645920] [2024-04-05 03:51:04,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538645920] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:04,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269753338] [2024-04-05 03:51:04,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:04,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:04,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:04,469 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) [2024-04-05 03:51:04,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 03:51:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:04,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 03:51:04,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-04-05 03:51:04,888 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 03:51:04,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1269753338] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:51:04,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 03:51:04,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 28 [2024-04-05 03:51:04,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642615482] [2024-04-05 03:51:04,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:51:04,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-05 03:51:04,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:04,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-05 03:51:04,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=629, Unknown=0, NotChecked=0, Total=756 [2024-04-05 03:51:04,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:04,890 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:04,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.923076923076923) internal successors, (155), 13 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) [2024-04-05 03:51:04,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:04,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:04,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:04,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:04,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:05,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:05,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:05,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:05,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:05,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:05,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:05,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:05,350 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:05,350 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:05,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1433795, now seen corresponding path program 1 times [2024-04-05 03:51:05,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:05,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134968372] [2024-04-05 03:51:05,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:05,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:05,717 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:05,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:05,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134968372] [2024-04-05 03:51:05,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134968372] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:05,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72056689] [2024-04-05 03:51:05,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:05,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:05,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:05,719 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) [2024-04-05 03:51:05,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 03:51:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:05,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 03:51:05,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:05,942 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:05,942 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:06,272 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:06,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72056689] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:06,273 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:06,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 27 [2024-04-05 03:51:06,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390804088] [2024-04-05 03:51:06,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:06,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-05 03:51:06,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:06,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-05 03:51:06,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2024-04-05 03:51:06,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:06,276 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:06,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 9.333333333333334) internal successors, (252), 27 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:06,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:06,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:06,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:06,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:06,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:06,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:06,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:51:06,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:06,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:06,877 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:06,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:06,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1854083322, now seen corresponding path program 2 times [2024-04-05 03:51:06,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:06,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534758169] [2024-04-05 03:51:06,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:06,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:06,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:09,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:09,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534758169] [2024-04-05 03:51:09,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534758169] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:09,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403811038] [2024-04-05 03:51:09,773 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:51:09,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:09,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:09,774 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) [2024-04-05 03:51:09,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 03:51:09,922 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:51:09,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:09,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 03:51:09,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:14,569 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:20,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403811038] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:20,216 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:20,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-05 03:51:20,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666548811] [2024-04-05 03:51:20,216 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:20,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-05 03:51:20,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:20,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-05 03:51:20,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1166, Invalid=23640, Unknown=0, NotChecked=0, Total=24806 [2024-04-05 03:51:20,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:20,233 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:20,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:51:20,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:29,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:29,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:29,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:29,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:29,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:29,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:51:29,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-05 03:51:29,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:29,785 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,SelfDestructingSolverStorable6 [2024-04-05 03:51:29,786 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:29,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:29,786 INFO L85 PathProgramCache]: Analyzing trace with hash 340008463, now seen corresponding path program 1 times [2024-04-05 03:51:29,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:29,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201156741] [2024-04-05 03:51:29,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:29,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 560 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:30,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:30,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201156741] [2024-04-05 03:51:30,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201156741] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:30,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226059283] [2024-04-05 03:51:30,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:30,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:30,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:30,406 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:51:30,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 03:51:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:30,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-05 03:51:30,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:30,700 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 03:51:30,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226059283] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:51:30,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 03:51:30,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [27] total 29 [2024-04-05 03:51:30,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380145339] [2024-04-05 03:51:30,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:51:30,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-05 03:51:30,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:30,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-05 03:51:30,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=611, Unknown=0, NotChecked=0, Total=812 [2024-04-05 03:51:30,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:30,707 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:30,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 7.333333333333333) internal successors, (198), 27 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-05 03:51:30,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:47,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 194 states. [2024-04-05 03:51:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:51:47,122 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-05 03:51:47,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:47,321 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:51:47,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:51:47,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1510103876, now seen corresponding path program 3 times [2024-04-05 03:51:47,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:51:47,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250952746] [2024-04-05 03:51:47,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:51:47,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:51:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:51:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:49,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:51:49,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250952746] [2024-04-05 03:51:49,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250952746] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:51:49,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406278893] [2024-04-05 03:51:49,865 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:51:49,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:51:49,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:51:49,866 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) [2024-04-05 03:51:49,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-05 03:51:49,993 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-05 03:51:49,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:51:49,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 03:51:49,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:51:54,213 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:54,213 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:51:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:51:59,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406278893] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:51:59,087 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:51:59,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-05 03:51:59,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182770724] [2024-04-05 03:51:59,087 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:51:59,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-05 03:51:59,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:51:59,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-05 03:51:59,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1132, Invalid=23360, Unknown=0, NotChecked=0, Total=24492 [2024-04-05 03:51:59,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:51:59,094 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:51:59,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 194 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:51:59,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:52:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:52:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:52:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:52:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:52:30,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:52:30,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:52:30,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2024-04-05 03:52:30,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:52:30,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-05 03:52:30,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-05 03:52:30,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:52:30,215 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:52:30,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:52:30,216 INFO L85 PathProgramCache]: Analyzing trace with hash 217378036, now seen corresponding path program 2 times [2024-04-05 03:52:30,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:52:30,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111137898] [2024-04-05 03:52:30,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:52:30,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:52:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:52:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:52:32,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:52:32,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111137898] [2024-04-05 03:52:32,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111137898] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:52:32,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [461860193] [2024-04-05 03:52:32,464 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:52:32,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:52:32,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:52:32,465 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) [2024-04-05 03:52:32,467 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-05 03:52:32,580 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:52:32,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:52:32,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 53 conjunts are in the unsatisfiable core [2024-04-05 03:52:32,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:52:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 117 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:52:36,347 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:52:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 559 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:52:40,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [461860193] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:52:40,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:52:40,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53, 53] total 151 [2024-04-05 03:52:40,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422434997] [2024-04-05 03:52:40,673 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:52:40,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 151 states [2024-04-05 03:52:40,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:52:40,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2024-04-05 03:52:40,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1254, Invalid=21396, Unknown=0, NotChecked=0, Total=22650 [2024-04-05 03:52:40,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:52:40,677 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:52:40,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 151 states, 151 states have (on average 3.5165562913907285) internal successors, (531), 151 states have internal predecessors, (531), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 217 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-05 03:52:40,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2024-04-05 03:54:03,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:54:03,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 198 states. [2024-04-05 03:54:03,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 200 states. [2024-04-05 03:54:03,166 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-04-05 03:54:03,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-05 03:54:03,361 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:54:03,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:54:03,362 INFO L85 PathProgramCache]: Analyzing trace with hash 97712378, now seen corresponding path program 4 times [2024-04-05 03:54:03,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:54:03,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390732261] [2024-04-05 03:54:03,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:54:03,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:54:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:54:05,486 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:54:05,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:54:05,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390732261] [2024-04-05 03:54:05,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390732261] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:54:05,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634911784] [2024-04-05 03:54:05,487 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 03:54:05,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:54:05,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:54:05,489 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) [2024-04-05 03:54:05,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-05 03:54:05,600 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 03:54:05,600 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:54:05,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 03:54:05,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:54:09,656 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 117 proven. 467 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:54:09,657 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:54:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:54:14,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1634911784] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:54:14,549 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:54:14,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-05 03:54:14,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785948467] [2024-04-05 03:54:14,550 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:54:14,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-05 03:54:14,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:54:14,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-05 03:54:14,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1147, Invalid=23659, Unknown=0, NotChecked=0, Total=24806 [2024-04-05 03:54:14,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:54:14,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:54:14,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:54:14,553 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 198 states. [2024-04-05 03:54:14,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 200 states. [2024-04-05 03:54:14,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:54:55,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2024-04-05 03:54:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 256 states. [2024-04-05 03:54:55,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-05 03:54:55,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:54:55,943 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:54:55,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:54:55,943 INFO L85 PathProgramCache]: Analyzing trace with hash 474586170, now seen corresponding path program 5 times [2024-04-05 03:54:55,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:54:55,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934532473] [2024-04-05 03:54:55,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:54:55,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:54:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:54:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:54:58,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:54:58,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934532473] [2024-04-05 03:54:58,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934532473] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:54:58,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336024895] [2024-04-05 03:54:58,230 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 03:54:58,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:54:58,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:54:58,231 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) [2024-04-05 03:54:58,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-05 03:54:58,353 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-04-05 03:54:58,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:54:58,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 03:54:58,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:55:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:55:02,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:55:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:55:07,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336024895] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:55:07,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:55:07,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-05 03:55:07,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489139725] [2024-04-05 03:55:07,103 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:55:07,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-05 03:55:07,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:55:07,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-05 03:55:07,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1164, Invalid=23328, Unknown=0, NotChecked=0, Total=24492 [2024-04-05 03:55:07,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:55:07,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:55:07,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:55:07,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:55:07,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:55:07,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 202 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 256 states. [2024-04-05 03:55:07,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 326 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 296 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 343 states. [2024-04-05 03:57:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2024-04-05 03:57:56,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-05 03:57:56,555 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,SelfDestructingSolverStorable11 [2024-04-05 03:57:56,555 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:57:56,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:57:56,556 INFO L85 PathProgramCache]: Analyzing trace with hash -235148028, now seen corresponding path program 6 times [2024-04-05 03:57:56,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:57:56,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224873628] [2024-04-05 03:57:56,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:57:56,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:57:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:57:58,699 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:57:58,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:57:58,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224873628] [2024-04-05 03:57:58,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224873628] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:57:58,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601108448] [2024-04-05 03:57:58,699 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 03:57:58,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:57:58,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:57:58,702 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) [2024-04-05 03:57:58,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-05 03:57:58,824 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-04-05 03:57:58,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:57:58,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 03:57:58,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:58:02,884 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 80 proven. 504 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:58:02,884 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:58:07,796 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:58:07,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601108448] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:58:07,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:58:07,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 158 [2024-04-05 03:58:07,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016682010] [2024-04-05 03:58:07,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:58:07,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 158 states [2024-04-05 03:58:07,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:58:07,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2024-04-05 03:58:07,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1133, Invalid=23673, Unknown=0, NotChecked=0, Total=24806 [2024-04-05 03:58:07,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:58:07,799 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:58:07,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 158 states, 158 states have (on average 3.518987341772152) internal successors, (556), 158 states have internal predecessors, (556), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 326 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 296 states. [2024-04-05 03:58:07,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 343 states. [2024-04-05 03:58:07,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 233 states. [2024-04-05 03:58:07,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 271 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 365 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 258 states. [2024-04-05 03:59:27,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 245 states. [2024-04-05 03:59:27,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-05 03:59:27,739 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,SelfDestructingSolverStorable12 [2024-04-05 03:59:27,739 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 03:59:27,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:59:27,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1231011120, now seen corresponding path program 7 times [2024-04-05 03:59:27,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:59:27,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518360845] [2024-04-05 03:59:27,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:59:27,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:59:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:59:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:59:30,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:59:30,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518360845] [2024-04-05 03:59:30,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518360845] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:59:30,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114143685] [2024-04-05 03:59:30,029 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 03:59:30,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:59:30,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:59:30,030 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) [2024-04-05 03:59:30,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-05 03:59:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:59:30,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 55 conjunts are in the unsatisfiable core [2024-04-05 03:59:30,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:59:34,183 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 50 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:59:34,184 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:59:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 584 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:59:38,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114143685] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:59:38,911 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:59:38,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-05 03:59:38,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380085585] [2024-04-05 03:59:38,912 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:59:38,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-05 03:59:38,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:59:38,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-05 03:59:38,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1253, Invalid=23239, Unknown=0, NotChecked=0, Total=24492 [2024-04-05 03:59:38,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:59:38,916 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:59:38,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.535031847133758) internal successors, (555), 157 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 271 states. [2024-04-05 03:59:38,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-05 03:59:38,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 365 states. [2024-04-05 03:59:38,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 258 states. [2024-04-05 03:59:38,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 245 states. [2024-04-05 03:59:38,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:02:21,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-05 04:02:21,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:02:21,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-05 04:02:21,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 387 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 331 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 388 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 406 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 279 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 332 states. [2024-04-05 04:02:21,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 274 states. [2024-04-05 04:02:21,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-05 04:02:21,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-05 04:02:21,223 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-04-05 04:02:21,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 04:02:21,223 INFO L85 PathProgramCache]: Analyzing trace with hash 178986722, now seen corresponding path program 3 times [2024-04-05 04:02:21,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 04:02:21,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676062914] [2024-04-05 04:02:21,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:02:21,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:02:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 04:02:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:02:23,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 04:02:23,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676062914] [2024-04-05 04:02:23,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676062914] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 04:02:23,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [730850867] [2024-04-05 04:02:23,626 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 04:02:23,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 04:02:23,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 04:02:23,627 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) [2024-04-05 04:02:23,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-05 04:02:23,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-05 04:02:23,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 04:02:23,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 57 conjunts are in the unsatisfiable core [2024-04-05 04:02:23,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 04:02:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 117 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:02:27,621 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 04:02:32,494 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 579 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 04:02:32,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [730850867] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 04:02:32,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 04:02:32,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54, 54] total 157 [2024-04-05 04:02:32,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663744114] [2024-04-05 04:02:32,495 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 04:02:32,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-05 04:02:32,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 04:02:32,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-05 04:02:32,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1230, Invalid=23262, Unknown=0, NotChecked=0, Total=24492 [2024-04-05 04:02:32,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:02:32,498 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 04:02:32,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 3.5031847133757963) internal successors, (550), 157 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 387 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 331 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 388 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 406 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 279 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 332 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 274 states. [2024-04-05 04:02:32,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 04:03:26,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1680414073, now seen corresponding path program 1 times [2024-04-05 04:03:26,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 04:03:26,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 04:03:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-05 04:03:26,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-05 04:03:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Received shutdown request... [2024-04-05 04:03:44,391 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 04:03:44,391 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 [2024-04-05 04:03:44,392 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 [2024-04-05 04:03:44,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-05 04:03:44,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-05 04:03:44,734 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-76-1 term,while SimplifyDDA2 was simplifying 76 xjuncts wrt. a ATOM-1 context. [2024-04-05 04:03:44,736 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-04-05 04:03:44,736 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-04-05 04:03:44,736 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-04-05 04:03:44,742 INFO L445 BasicCegarLoop]: Path program histogram: [7, 3, 3, 1, 1, 1] [2024-04-05 04:03:44,744 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 04:03:44,744 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 04:03:44,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 04:03:44 BasicIcfg [2024-04-05 04:03:44,747 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 04:03:44,747 INFO L158 Benchmark]: Toolchain (without parser) took 766864.73ms. Allocated memory was 280.0MB in the beginning and 4.2GB in the end (delta: 3.9GB). Free memory was 207.6MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2024-04-05 04:03:44,747 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 280.0MB. Free memory is still 249.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 04:03:44,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.41ms. Allocated memory is still 280.0MB. Free memory was 207.4MB in the beginning and 187.7MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2024-04-05 04:03:44,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.61ms. Allocated memory is still 280.0MB. Free memory was 187.7MB in the beginning and 185.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 04:03:44,748 INFO L158 Benchmark]: Boogie Preprocessor took 26.89ms. Allocated memory is still 280.0MB. Free memory was 185.7MB in the beginning and 184.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 04:03:44,748 INFO L158 Benchmark]: RCFGBuilder took 513.14ms. Allocated memory is still 280.0MB. Free memory was 184.1MB in the beginning and 240.5MB in the end (delta: -56.4MB). Peak memory consumption was 16.4MB. Max. memory is 8.0GB. [2024-04-05 04:03:44,749 INFO L158 Benchmark]: TraceAbstraction took 765810.23ms. Allocated memory was 280.0MB in the beginning and 4.2GB in the end (delta: 3.9GB). Free memory was 239.4MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-04-05 04:03:44,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 280.0MB. Free memory is still 249.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 470.41ms. Allocated memory is still 280.0MB. Free memory was 207.4MB in the beginning and 187.7MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.61ms. Allocated memory is still 280.0MB. Free memory was 187.7MB in the beginning and 185.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.89ms. Allocated memory is still 280.0MB. Free memory was 185.7MB in the beginning and 184.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 513.14ms. Allocated memory is still 280.0MB. Free memory was 184.1MB in the beginning and 240.5MB in the end (delta: -56.4MB). Peak memory consumption was 16.4MB. Max. memory is 8.0GB. * TraceAbstraction took 765810.23ms. Allocated memory was 280.0MB in the beginning and 4.2GB in the end (delta: 3.9GB). Free memory was 239.4MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2861031, independent: 2777903, independent conditional: 2776078, independent unconditional: 1825, dependent: 83128, dependent conditional: 81980, dependent unconditional: 1148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2779738, independent: 2777903, independent conditional: 2776078, independent unconditional: 1825, dependent: 1835, dependent conditional: 1835, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2779738, independent: 2777903, independent conditional: 2776078, independent unconditional: 1825, dependent: 1835, dependent conditional: 1835, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2779738, independent: 2777903, independent conditional: 2776078, independent unconditional: 1825, dependent: 1835, dependent conditional: 1835, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2798021, independent: 2777903, independent conditional: 42426, independent unconditional: 2735477, dependent: 20118, dependent conditional: 15330, dependent unconditional: 4788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2798021, independent: 2777903, independent conditional: 41292, independent unconditional: 2736611, dependent: 20118, dependent conditional: 6930, dependent unconditional: 13188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2798021, independent: 2777903, independent conditional: 41292, independent unconditional: 2736611, dependent: 20118, dependent conditional: 6930, dependent unconditional: 13188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1318, independent: 915, independent conditional: 27, independent unconditional: 888, dependent: 403, dependent conditional: 399, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1318, independent: 899, independent conditional: 0, independent unconditional: 899, dependent: 419, dependent conditional: 0, dependent unconditional: 419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 419, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 403, dependent conditional: 399, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 419, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 403, dependent conditional: 399, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 880, independent: 24, independent conditional: 24, independent unconditional: 0, dependent: 856, dependent conditional: 822, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2798021, independent: 2776988, independent conditional: 41265, independent unconditional: 2735723, dependent: 19715, dependent conditional: 6531, dependent unconditional: 13184, unknown: 1318, unknown conditional: 426, unknown unconditional: 892] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 915, Positive conditional cache size: 27, Positive unconditional cache size: 888, Negative cache size: 403, Negative conditional cache size: 399, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9534, Maximal queried relation: 14, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2798021, independent: 2777903, independent conditional: 42426, independent unconditional: 2735477, dependent: 20118, dependent conditional: 15330, dependent unconditional: 4788, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2798021, independent: 2777903, independent conditional: 41292, independent unconditional: 2736611, dependent: 20118, dependent conditional: 6930, dependent unconditional: 13188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2798021, independent: 2777903, independent conditional: 41292, independent unconditional: 2736611, dependent: 20118, dependent conditional: 6930, dependent unconditional: 13188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1318, independent: 915, independent conditional: 27, independent unconditional: 888, dependent: 403, dependent conditional: 399, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1318, independent: 899, independent conditional: 0, independent unconditional: 899, dependent: 419, dependent conditional: 0, dependent unconditional: 419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 419, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 403, dependent conditional: 399, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 419, independent: 16, independent conditional: 16, independent unconditional: 0, dependent: 403, dependent conditional: 399, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 880, independent: 24, independent conditional: 24, independent unconditional: 0, dependent: 856, dependent conditional: 822, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2798021, independent: 2776988, independent conditional: 41265, independent unconditional: 2735723, dependent: 19715, dependent conditional: 6531, dependent unconditional: 13184, unknown: 1318, unknown conditional: 426, unknown unconditional: 892] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 915, Positive conditional cache size: 27, Positive unconditional cache size: 888, Negative cache size: 403, Negative conditional cache size: 399, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9534 ], Independence queries for same thread: 81293 - TimeoutResultAtElement [Line: 681]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-76-1 term,while SimplifyDDA2 was simplifying 76 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-76-1 term,while SimplifyDDA2 was simplifying 76 xjuncts wrt. a ATOM-1 context. - TimeoutResultAtElement [Line: 720]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDA2 was simplifying a ∧-76-1 term,while SimplifyDDA2 was simplifying 76 xjuncts wrt. a ATOM-1 context. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 765.7s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 7, EmptinessCheckTime: 665.7s, 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: 2840, 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, 1.2s SatisfiabilityAnalysisTime, 94.2s InterpolantComputationTime, 4960 NumberOfCodeBlocks, 4960 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 6816 ConstructedInterpolants, 0 QuantifiedInterpolants, 86158 SizeOfPredicates, 402 NumberOfNonLiveVariables, 4880 ConjunctsInSsa, 518 ConjunctsInUnsatCore, 40 InterpolantComputations, 4 PerfectInterpolantSequences, 2765/17897 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown