/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 22:03:25,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 22:03:25,203 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 22:03:25,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 22:03:25,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 22:03:25,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 22:03:25,238 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 22:03:25,238 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 22:03:25,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 22:03:25,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 22:03:25,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 22:03:25,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 22:03:25,244 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 22:03:25,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 22:03:25,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 22:03:25,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 22:03:25,247 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 22:03:25,247 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 22:03:25,247 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 22:03:25,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 22:03:25,247 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 22:03:25,248 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 22:03:25,248 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 22:03:25,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 22:03:25,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 22:03:25,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 22:03:25,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 22:03:25,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 22:03:25,249 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 22:03:25,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 22:03:25,250 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 22:03:25,250 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 22:03:25,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 22:03:25,250 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 22:03:25,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 22:03:25,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 22:03:25,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 22:03:25,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 22:03:25,552 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 22:03:25,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-05-06 22:03:26,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 22:03:26,758 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 22:03:26,759 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-05-06 22:03:26,764 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6e7d45b61/cc03fbdcbab649f6bd62e6ec33ec8ce8/FLAG7c78a3b47 [2024-05-06 22:03:26,774 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/6e7d45b61/cc03fbdcbab649f6bd62e6ec33ec8ce8 [2024-05-06 22:03:26,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 22:03:26,777 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 22:03:26,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 22:03:26,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 22:03:26,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 22:03:26,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:26,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683a3b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26, skipping insertion in model container [2024-05-06 22:03:26,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:26,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 22:03:26,914 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4174,4187] [2024-05-06 22:03:26,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 22:03:26,928 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 22:03:26,955 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c[4174,4187] [2024-05-06 22:03:26,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 22:03:26,963 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 22:03:26,963 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 22:03:26,969 INFO L206 MainTranslator]: Completed translation [2024-05-06 22:03:26,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26 WrapperNode [2024-05-06 22:03:26,969 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 22:03:26,970 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 22:03:26,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 22:03:26,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 22:03:26,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:26,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,014 INFO L138 Inliner]: procedures = 26, calls = 75, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 327 [2024-05-06 22:03:27,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 22:03:27,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 22:03:27,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 22:03:27,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 22:03:27,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,051 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 22:03:27,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 22:03:27,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 22:03:27,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 22:03:27,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (1/1) ... [2024-05-06 22:03:27,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 22:03:27,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:03:27,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 22:03:27,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 22:03:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 22:03:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 22:03:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 22:03:27,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 22:03:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 22:03:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 22:03:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-06 22:03:27,148 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 22:03:27,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 22:03:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 22:03:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 22:03:27,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 22:03:27,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 22:03:27,150 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 22:03:27,294 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 22:03:27,297 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 22:03:27,711 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 22:03:27,882 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 22:03:27,883 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-05-06 22:03:27,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:03:27 BoogieIcfgContainer [2024-05-06 22:03:27,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 22:03:27,888 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 22:03:27,888 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 22:03:27,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 22:03:27,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 10:03:26" (1/3) ... [2024-05-06 22:03:27,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d33d97b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:03:27, skipping insertion in model container [2024-05-06 22:03:27,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:03:26" (2/3) ... [2024-05-06 22:03:27,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d33d97b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:03:27, skipping insertion in model container [2024-05-06 22:03:27,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:03:27" (3/3) ... [2024-05-06 22:03:27,893 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2024-05-06 22:03:27,899 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 22:03:27,906 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 22:03:27,906 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 22:03:27,906 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 22:03:27,968 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-06 22:03:28,012 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 22:03:28,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 22:03:28,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:03:28,015 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 22:03:28,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 22:03:28,074 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 22:03:28,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:03:28,092 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 22:03:28,098 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;@63718317, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 22:03:28,098 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-06 22:03:28,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:03:28,733 INFO L85 PathProgramCache]: Analyzing trace with hash -2077127929, now seen corresponding path program 1 times [2024-05-06 22:03:28,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:28,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-06 22:03:29,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:29,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-05-06 22:03:29,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 22:03:29,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 22:03:29,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:03:29,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1068720971, now seen corresponding path program 1 times [2024-05-06 22:03:29,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:29,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:29,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-06 22:03:29,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:29,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-06 22:03:30,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 22:03:30,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 22:03:30,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:03:30,441 INFO L85 PathProgramCache]: Analyzing trace with hash 770006213, now seen corresponding path program 1 times [2024-05-06 22:03:30,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:30,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-06 22:03:30,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:30,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-06 22:03:30,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 22:03:30,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-05-06 22:03:31,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:03:31,093 INFO L85 PathProgramCache]: Analyzing trace with hash -144408207, now seen corresponding path program 1 times [2024-05-06 22:03:31,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:31,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-06 22:03:31,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:31,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:31,875 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-06 22:03:32,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:32,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1236617145, now seen corresponding path program 1 times [2024-05-06 22:03:32,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:32,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 22:03:32,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:32,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 22:03:32,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:32,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1107724429, now seen corresponding path program 2 times [2024-05-06 22:03:32,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:32,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:33,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:33,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:33,578 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:03:33,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:03:35,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1277820888, now seen corresponding path program 3 times [2024-05-06 22:03:35,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:35,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 22:03:35,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:35,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 22:03:36,367 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:03:36,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:03:36,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1423923767, now seen corresponding path program 4 times [2024-05-06 22:03:36,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:36,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:37,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:37,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:37,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:37,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:37,844 INFO L85 PathProgramCache]: Analyzing trace with hash 2113942971, now seen corresponding path program 5 times [2024-05-06 22:03:37,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:37,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:38,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:38,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:38,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:38,436 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:38,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:38,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1138289334, now seen corresponding path program 6 times [2024-05-06 22:03:38,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:38,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:38,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:38,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:39,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:39,322 INFO L85 PathProgramCache]: Analyzing trace with hash -927230098, now seen corresponding path program 7 times [2024-05-06 22:03:39,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:39,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:39,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:39,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:39,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:39,950 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:39,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:40,111 INFO L85 PathProgramCache]: Analyzing trace with hash 596969549, now seen corresponding path program 8 times [2024-05-06 22:03:40,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:40,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:40,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:40,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:40,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:40,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1453664975, now seen corresponding path program 9 times [2024-05-06 22:03:40,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:40,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:41,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:41,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:41,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:41,518 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:03:41,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:03:48,840 INFO L85 PathProgramCache]: Analyzing trace with hash -654374612, now seen corresponding path program 10 times [2024-05-06 22:03:48,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:48,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:49,086 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:49,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:49,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:49,497 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:49,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:49,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1189224377, now seen corresponding path program 11 times [2024-05-06 22:03:49,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:49,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:49,927 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:49,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:49,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:50,197 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:50,419 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:03:50,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:03:53,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1788749105, now seen corresponding path program 12 times [2024-05-06 22:03:53,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:53,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:53,474 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:53,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:53,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:53,726 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:03:53,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:53,944 INFO L85 PathProgramCache]: Analyzing trace with hash 2000731204, now seen corresponding path program 1 times [2024-05-06 22:03:53,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:53,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:54,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:54,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:54,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:54,465 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:54,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:54,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1608449325, now seen corresponding path program 2 times [2024-05-06 22:03:54,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:54,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:54,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:54,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:55,212 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:55,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:55,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1677679365, now seen corresponding path program 3 times [2024-05-06 22:03:55,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:55,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:55,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:55,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:55,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:55,985 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:55,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:56,153 INFO L85 PathProgramCache]: Analyzing trace with hash -2055196828, now seen corresponding path program 4 times [2024-05-06 22:03:56,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:56,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:56,387 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:56,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:56,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:56,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:56,754 INFO L85 PathProgramCache]: Analyzing trace with hash 895823651, now seen corresponding path program 1 times [2024-05-06 22:03:56,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:56,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:56,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:56,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:56,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:57,253 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:57,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:57,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1689246030, now seen corresponding path program 2 times [2024-05-06 22:03:57,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:57,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:57,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:57,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:57,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:58,015 INFO L85 PathProgramCache]: Analyzing trace with hash -827018490, now seen corresponding path program 3 times [2024-05-06 22:03:58,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:58,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:58,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:58,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:03:58,673 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:58,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:03:58,828 INFO L85 PathProgramCache]: Analyzing trace with hash 47951845, now seen corresponding path program 4 times [2024-05-06 22:03:58,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:58,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:59,004 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:59,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:59,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:59,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-05-06 22:03:59,370 INFO L85 PathProgramCache]: Analyzing trace with hash 998728806, now seen corresponding path program 1 times [2024-05-06 22:03:59,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:59,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:59,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:03:59,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:03:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:03:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:03:59,940 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:03:59,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:04:00,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1482057973, now seen corresponding path program 2 times [2024-05-06 22:04:00,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:00,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:00,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:00,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:00,592 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:04:00,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:04:00,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1697074306, now seen corresponding path program 3 times [2024-05-06 22:04:00,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:00,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:04:00,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:00,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:01,159 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 22:04:01,318 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:04:01,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2024-05-06 22:04:01,482 INFO L85 PathProgramCache]: Analyzing trace with hash 318414677, now seen corresponding path program 13 times [2024-05-06 22:04:01,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:01,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:01,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:01,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:01,882 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:02,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:04:02,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:04:07,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1230561548, now seen corresponding path program 14 times [2024-05-06 22:04:07,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:07,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:07,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:07,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:08,040 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:04:08,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:04:22,622 WARN L293 SmtUtils]: Spent 12.09s on a formula simplification. DAG size of input: 33 DAG size of output: 28 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-05-06 22:04:24,633 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_~q1~0.base_In_28 Int) (v_~q1_front~0_In_26 Int) (v_~q1~0.offset_In_28 Int)) (let ((.cse0 (select (select |c_#memory_int| v_~q1~0.base_In_28) (+ v_~q1~0.offset_In_28 (* v_~q1_front~0_In_26 4))))) (or (= .cse0 0) (< 4294967295 .cse0) (< (+ 4294967295 .cse0) 0) (< v_~q1_front~0_In_26 0)))) (forall ((v_~q2~0.base_In_12 Int) (v_~q2~0.offset_In_12 Int)) (= (select (select |c_#memory_int| v_~q2~0.base_In_12) (+ (* c_~q2_front~0 4) v_~q2~0.offset_In_12)) 0))) is different from false [2024-05-06 22:04:24,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1112432454, now seen corresponding path program 15 times [2024-05-06 22:04:24,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:24,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:24,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:24,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:25,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:04:25,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:04:26,076 INFO L85 PathProgramCache]: Analyzing trace with hash -690031756, now seen corresponding path program 1 times [2024-05-06 22:04:26,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:26,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:26,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:26,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:26,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:26,454 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:26,676 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:04:26,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:04:27,291 INFO L85 PathProgramCache]: Analyzing trace with hash -968614693, now seen corresponding path program 2 times [2024-05-06 22:04:27,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:27,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:27,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:27,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:27,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:27,940 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:04:27,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:04:32,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1407732218, now seen corresponding path program 1 times [2024-05-06 22:04:32,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:32,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:33,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:33,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-06 22:04:33,515 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 22:04:33,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-05-06 22:04:34,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1235754633, now seen corresponding path program 2 times [2024-05-06 22:04:34,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:34,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:34,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:34,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:34,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:04:34,630 INFO L85 PathProgramCache]: Analyzing trace with hash -2072044789, now seen corresponding path program 16 times [2024-05-06 22:04:34,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:34,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:34,757 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 22:04:34,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:34,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 22:04:35,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:04:35,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1631065167, now seen corresponding path program 17 times [2024-05-06 22:04:35,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:35,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:35,307 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:35,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:35,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:35,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:04:35,649 INFO L85 PathProgramCache]: Analyzing trace with hash 209455406, now seen corresponding path program 18 times [2024-05-06 22:04:35,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:35,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:35,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:35,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:35,979 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-05-06 22:04:36,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:04:36,149 INFO L85 PathProgramCache]: Analyzing trace with hash -700589385, now seen corresponding path program 19 times [2024-05-06 22:04:36,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:36,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:36,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:36,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:36,583 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:36,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:04:36,761 INFO L85 PathProgramCache]: Analyzing trace with hash -2114595299, now seen corresponding path program 20 times [2024-05-06 22:04:36,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:36,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:36,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:36,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-05-06 22:04:37,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:04:37,322 INFO L85 PathProgramCache]: Analyzing trace with hash -1896667089, now seen corresponding path program 21 times [2024-05-06 22:04:37,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:37,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:37,475 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:04:37,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:37,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-06 22:04:37,784 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:04:37,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:04:37,785 INFO L85 PathProgramCache]: Analyzing trace with hash 331231590, now seen corresponding path program 1 times [2024-05-06 22:04:37,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:04:37,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146064140] [2024-05-06 22:04:37,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:37,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:38,033 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 35 proven. 37 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-05-06 22:04:38,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:04:38,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146064140] [2024-05-06 22:04:38,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146064140] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:04:38,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183491171] [2024-05-06 22:04:38,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:38,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:38,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:04:38,036 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) [2024-05-06 22:04:38,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 22:04:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:38,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 724 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-06 22:04:38,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:04:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-05-06 22:04:38,594 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:04:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 68 proven. 9 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-05-06 22:04:38,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183491171] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:04:38,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:04:38,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-05-06 22:04:38,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810378091] [2024-05-06 22:04:38,854 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:04:38,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-06 22:04:38,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:04:38,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-06 22:04:38,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-05-06 22:04:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:38,860 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:04:38,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 18.818181818181817) internal successors, (414), 22 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:04:38,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:39,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:39,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-06 22:04:39,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:39,663 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:04:39,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:04:39,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1298554590, now seen corresponding path program 2 times [2024-05-06 22:04:39,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:04:39,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093414156] [2024-05-06 22:04:39,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:39,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 38 proven. 59 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-05-06 22:04:39,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:04:39,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093414156] [2024-05-06 22:04:39,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093414156] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:04:39,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842961574] [2024-05-06 22:04:39,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 22:04:39,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:39,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:04:39,983 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:04:39,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 22:04:40,409 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 22:04:40,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:04:40,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 22:04:40,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:04:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 115 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-06 22:04:40,756 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:04:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 86 proven. 39 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-06 22:04:41,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842961574] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:04:41,110 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:04:41,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 31 [2024-05-06 22:04:41,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336230772] [2024-05-06 22:04:41,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:04:41,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-05-06 22:04:41,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:04:41,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-05-06 22:04:41,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=808, Unknown=0, NotChecked=0, Total=930 [2024-05-06 22:04:41,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:41,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:04:41,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 14.96774193548387) internal successors, (464), 31 states have internal predecessors, (464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:04:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:41,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:41,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:41,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 22:04:42,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:42,177 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:04:42,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:04:42,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1853000482, now seen corresponding path program 3 times [2024-05-06 22:04:42,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:04:42,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633461] [2024-05-06 22:04:42,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:42,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:42,538 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 37 proven. 106 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-05-06 22:04:42,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:04:42,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633461] [2024-05-06 22:04:42,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633461] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:04:42,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077183087] [2024-05-06 22:04:42,539 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 22:04:42,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:42,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:04:42,540 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) [2024-05-06 22:04:42,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 22:04:43,002 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-06 22:04:43,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:04:43,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 22:04:43,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:04:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 142 proven. 27 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-06 22:04:43,487 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:04:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 95 proven. 74 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-05-06 22:04:43,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1077183087] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:04:43,957 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:04:43,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16, 16] total 40 [2024-05-06 22:04:43,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511957821] [2024-05-06 22:04:43,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:04:43,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-05-06 22:04:43,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:04:43,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-05-06 22:04:43,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=1267, Unknown=0, NotChecked=0, Total=1560 [2024-05-06 22:04:43,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:43,959 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:04:43,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 12.9) internal successors, (516), 40 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:04:43,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:43,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:43,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:44,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:44,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:44,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:04:44,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 22:04:44,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:44,933 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:04:44,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:04:44,934 INFO L85 PathProgramCache]: Analyzing trace with hash -901681922, now seen corresponding path program 4 times [2024-05-06 22:04:44,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:04:44,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192421937] [2024-05-06 22:04:44,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:44,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 112 proven. 118 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-05-06 22:04:45,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:04:45,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192421937] [2024-05-06 22:04:45,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192421937] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:04:45,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715970801] [2024-05-06 22:04:45,450 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 22:04:45,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:45,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:04:45,451 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:04:45,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 22:04:45,753 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 22:04:45,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:04:45,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 22:04:45,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:04:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 133 proven. 27 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-05-06 22:04:46,440 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:04:46,952 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-06 22:04:46,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-06 22:04:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 106 proven. 54 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-05-06 22:04:47,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [715970801] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:04:47,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:04:47,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 16, 16] total 49 [2024-05-06 22:04:47,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678100374] [2024-05-06 22:04:47,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:04:47,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-05-06 22:04:47,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:04:47,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-05-06 22:04:47,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=2080, Unknown=0, NotChecked=0, Total=2352 [2024-05-06 22:04:47,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:47,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:04:47,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 12.489795918367347) internal successors, (612), 49 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:04:47,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:47,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:47,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:04:47,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:48,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:48,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:48,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:04:48,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:04:48,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 22:04:48,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable83 [2024-05-06 22:04:48,921 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:04:48,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:04:48,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1043500134, now seen corresponding path program 5 times [2024-05-06 22:04:48,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:04:48,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211028180] [2024-05-06 22:04:48,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:48,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:49,484 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 105 proven. 129 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-05-06 22:04:49,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:04:49,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211028180] [2024-05-06 22:04:49,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211028180] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:04:49,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1432084824] [2024-05-06 22:04:49,485 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-06 22:04:49,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:49,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:04:49,486 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:04:49,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 22:04:49,894 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-05-06 22:04:49,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:04:49,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 850 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 22:04:49,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:04:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 150 proven. 85 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-05-06 22:04:50,549 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:04:51,271 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 42 proven. 195 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2024-05-06 22:04:51,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1432084824] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:04:51,272 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:04:51,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 24] total 59 [2024-05-06 22:04:51,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53634015] [2024-05-06 22:04:51,272 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:04:51,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-05-06 22:04:51,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:04:51,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-05-06 22:04:51,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=535, Invalid=2887, Unknown=0, NotChecked=0, Total=3422 [2024-05-06 22:04:51,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:51,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:04:51,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 8.220338983050848) internal successors, (485), 59 states have internal predecessors, (485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:04:51,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:51,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:51,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:04:51,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:04:51,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:04:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:04:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:04:52,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-06 22:04:52,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:52,449 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:04:52,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:04:52,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1223473134, now seen corresponding path program 6 times [2024-05-06 22:04:52,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:04:52,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844410516] [2024-05-06 22:04:52,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:52,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 72 proven. 35 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2024-05-06 22:04:53,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:04:53,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844410516] [2024-05-06 22:04:53,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844410516] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:04:53,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952391291] [2024-05-06 22:04:53,135 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-06 22:04:53,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:04:53,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:04:53,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:04:53,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 22:04:53,903 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-06 22:04:53,903 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:04:53,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-06 22:04:53,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:04:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 101 proven. 13 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-05-06 22:04:54,073 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:04:54,419 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 40 proven. 107 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-05-06 22:04:54,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952391291] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:04:54,419 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:04:54,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 14] total 26 [2024-05-06 22:04:54,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829988429] [2024-05-06 22:04:54,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:04:54,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 22:04:54,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:04:54,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 22:04:54,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=495, Unknown=0, NotChecked=0, Total=650 [2024-05-06 22:04:54,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:54,421 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:04:54,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.076923076923077) internal successors, (418), 26 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:04:54,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:04:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:04:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:04:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:04:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:04:54,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:04:55,048 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:04:55,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 22 [2024-05-06 22:04:55,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1056733636, now seen corresponding path program 3 times [2024-05-06 22:04:55,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:55,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:04:56,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:56,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:04:57,335 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:04:57,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 22 [2024-05-06 22:04:57,507 INFO L85 PathProgramCache]: Analyzing trace with hash -612757853, now seen corresponding path program 4 times [2024-05-06 22:04:57,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:57,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:58,166 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:04:58,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:58,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:58,957 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-05-06 22:04:59,122 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:04:59,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 22 [2024-05-06 22:04:59,302 INFO L85 PathProgramCache]: Analyzing trace with hash -544315220, now seen corresponding path program 5 times [2024-05-06 22:04:59,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:59,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:04:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:04:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2024-05-06 22:04:59,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:04:59,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:00,614 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:05:00,773 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:05:00,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 22 [2024-05-06 22:05:00,934 INFO L85 PathProgramCache]: Analyzing trace with hash 779076147, now seen corresponding path program 6 times [2024-05-06 22:05:00,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:00,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-05-06 22:05:01,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:01,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:05:02,292 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-05-06 22:05:02,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 22 [2024-05-06 22:05:02,499 INFO L85 PathProgramCache]: Analyzing trace with hash -864660228, now seen corresponding path program 7 times [2024-05-06 22:05:02,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:02,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:03,494 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:05:03,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:03,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:04,071 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:05:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:04,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-05-06 22:05:04,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-06 22:05:04,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-05-06 22:05:04,335 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:04,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:04,335 INFO L85 PathProgramCache]: Analyzing trace with hash -888066987, now seen corresponding path program 7 times [2024-05-06 22:05:04,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:04,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91111309] [2024-05-06 22:05:04,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:04,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:04,935 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2024-05-06 22:05:04,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:04,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91111309] [2024-05-06 22:05:04,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91111309] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:04,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234154843] [2024-05-06 22:05:04,935 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-06 22:05:04,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:04,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:04,946 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) [2024-05-06 22:05:04,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 22:05:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:05,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 20 conjunts are in the unsatisfiable core [2024-05-06 22:05:05,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-05-06 22:05:06,247 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:07,199 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2024-05-06 22:05:07,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [234154843] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:07,199 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:07,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 14, 15] total 36 [2024-05-06 22:05:07,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076590979] [2024-05-06 22:05:07,199 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:07,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-05-06 22:05:07,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:07,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-05-06 22:05:07,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1100, Unknown=0, NotChecked=0, Total=1260 [2024-05-06 22:05:07,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:07,201 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:07,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 16.833333333333332) internal successors, (606), 36 states have internal predecessors, (606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:07,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-05-06 22:05:07,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:09,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:09,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:09,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:09,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:09,400 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-06 22:05:09,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:09,605 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:09,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:09,606 INFO L85 PathProgramCache]: Analyzing trace with hash -36789647, now seen corresponding path program 8 times [2024-05-06 22:05:09,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:09,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691446554] [2024-05-06 22:05:09,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:09,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:10,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 627 proven. 441 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-05-06 22:05:10,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:10,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691446554] [2024-05-06 22:05:10,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691446554] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:10,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622216196] [2024-05-06 22:05:10,681 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 22:05:10,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:10,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:10,682 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:10,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-06 22:05:11,152 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 22:05:11,153 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:05:11,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 22:05:11,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:11,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 776 proven. 126 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2024-05-06 22:05:11,787 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1347 backedges. 665 proven. 237 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2024-05-06 22:05:12,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622216196] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:12,389 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:12,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-05-06 22:05:12,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753192744] [2024-05-06 22:05:12,389 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:12,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-05-06 22:05:12,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:12,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-05-06 22:05:12,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=637, Invalid=3395, Unknown=0, NotChecked=0, Total=4032 [2024-05-06 22:05:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:12,392 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:12,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 9.1875) internal successors, (588), 64 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:12,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:12,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:12,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:12,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:12,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:12,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:12,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:12,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:13,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:13,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:13,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-06 22:05:13,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:13,439 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:13,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:13,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1311952059, now seen corresponding path program 9 times [2024-05-06 22:05:13,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:13,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851758857] [2024-05-06 22:05:13,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:13,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:14,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 702 proven. 447 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-05-06 22:05:14,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:14,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851758857] [2024-05-06 22:05:14,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851758857] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:14,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402395515] [2024-05-06 22:05:14,586 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 22:05:14,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:14,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:14,587 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:14,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-06 22:05:15,162 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-05-06 22:05:15,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:05:15,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 19 conjunts are in the unsatisfiable core [2024-05-06 22:05:15,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:15,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 221 proven. 47 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-05-06 22:05:15,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 243 proven. 7 refuted. 0 times theorem prover too weak. 1146 trivial. 0 not checked. [2024-05-06 22:05:16,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402395515] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:16,056 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:16,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 15, 6] total 44 [2024-05-06 22:05:16,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349288198] [2024-05-06 22:05:16,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:16,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-06 22:05:16,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:16,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-06 22:05:16,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1693, Unknown=0, NotChecked=0, Total=1892 [2024-05-06 22:05:16,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:16,058 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:16,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 15.5) internal successors, (682), 44 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:16,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:17,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:17,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:17,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:17,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:17,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:17,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:17,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:17,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:17,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:17,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-05-06 22:05:17,882 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,SelfDestructingSolverStorable98 [2024-05-06 22:05:17,882 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:17,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:17,883 INFO L85 PathProgramCache]: Analyzing trace with hash -302523489, now seen corresponding path program 10 times [2024-05-06 22:05:17,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:17,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118956523] [2024-05-06 22:05:17,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:17,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:19,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 824 proven. 332 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-05-06 22:05:19,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:19,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118956523] [2024-05-06 22:05:19,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118956523] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:19,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692477592] [2024-05-06 22:05:19,197 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 22:05:19,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:19,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:19,198 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:19,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-06 22:05:19,671 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 22:05:19,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:05:19,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 22:05:19,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:20,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 646 proven. 126 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-05-06 22:05:20,924 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:21,474 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-06 22:05:21,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-06 22:05:22,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1382 backedges. 167 proven. 605 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-05-06 22:05:22,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1692477592] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:22,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:22,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 24, 24] total 73 [2024-05-06 22:05:22,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520888123] [2024-05-06 22:05:22,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:22,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2024-05-06 22:05:22,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:22,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2024-05-06 22:05:22,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=543, Invalid=4713, Unknown=0, NotChecked=0, Total=5256 [2024-05-06 22:05:22,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:22,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:22,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 9.876712328767123) internal successors, (721), 73 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:22,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:24,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:24,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:24,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:24,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:24,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-06 22:05:24,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:24,311 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:24,311 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:24,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1533753699, now seen corresponding path program 11 times [2024-05-06 22:05:24,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:24,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887972054] [2024-05-06 22:05:24,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:24,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1496 backedges. 194 proven. 659 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2024-05-06 22:05:25,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:25,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887972054] [2024-05-06 22:05:25,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887972054] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:25,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006398748] [2024-05-06 22:05:25,462 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-06 22:05:25,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:25,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:25,464 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:25,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-06 22:05:25,979 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2024-05-06 22:05:25,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:05:25,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 25 conjunts are in the unsatisfiable core [2024-05-06 22:05:25,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1496 backedges. 866 proven. 102 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-05-06 22:05:26,525 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:26,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1496 backedges. 695 proven. 123 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-05-06 22:05:26,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006398748] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:26,825 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:26,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 22, 10] total 55 [2024-05-06 22:05:26,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146105552] [2024-05-06 22:05:26,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:26,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-06 22:05:26,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:26,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-06 22:05:26,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=448, Invalid=2522, Unknown=0, NotChecked=0, Total=2970 [2024-05-06 22:05:26,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:26,827 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:26,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 11.381818181818181) internal successors, (626), 55 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:26,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:30,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:30,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:30,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:30,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:30,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:30,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:30,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-05-06 22:05:30,518 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,SelfDestructingSolverStorable100 [2024-05-06 22:05:30,518 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:30,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:30,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1788574516, now seen corresponding path program 12 times [2024-05-06 22:05:30,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:30,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443573112] [2024-05-06 22:05:30,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:30,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 186 proven. 428 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-05-06 22:05:31,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:31,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443573112] [2024-05-06 22:05:31,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443573112] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:31,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127515122] [2024-05-06 22:05:31,686 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-06 22:05:31,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:31,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:31,687 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:31,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-06 22:05:32,835 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-05-06 22:05:32,835 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:05:32,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 17 conjunts are in the unsatisfiable core [2024-05-06 22:05:32,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 184 proven. 54 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2024-05-06 22:05:33,113 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:33,202 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 107 proven. 1 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2024-05-06 22:05:33,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127515122] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:33,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:33,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 8, 5] total 42 [2024-05-06 22:05:33,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58967194] [2024-05-06 22:05:33,203 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:33,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-05-06 22:05:33,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:33,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-05-06 22:05:33,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=1534, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 22:05:33,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:33,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:33,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 11.904761904761905) internal successors, (500), 42 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:33,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:33,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:33,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:33,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:33,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:33,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:33,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:34,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-06 22:05:34,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-06 22:05:35,092 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,SelfDestructingSolverStorable101 [2024-05-06 22:05:35,093 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:35,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:35,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1391580779, now seen corresponding path program 13 times [2024-05-06 22:05:35,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:35,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873026058] [2024-05-06 22:05:35,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:35,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:36,199 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 49 proven. 80 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2024-05-06 22:05:36,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:36,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873026058] [2024-05-06 22:05:36,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873026058] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:36,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931625075] [2024-05-06 22:05:36,200 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-06 22:05:36,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:36,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:36,201 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:36,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-06 22:05:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:36,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 22:05:36,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:38,086 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 54 proven. 186 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2024-05-06 22:05:38,086 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:39,155 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 54 proven. 186 refuted. 0 times theorem prover too weak. 604 trivial. 0 not checked. [2024-05-06 22:05:39,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931625075] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:39,155 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:39,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22, 23] total 55 [2024-05-06 22:05:39,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749592117] [2024-05-06 22:05:39,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:39,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-06 22:05:39,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:39,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-06 22:05:39,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=406, Invalid=2564, Unknown=0, NotChecked=0, Total=2970 [2024-05-06 22:05:39,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:39,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:39,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 13.145454545454545) internal successors, (723), 55 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:39,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:39,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:39,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:39,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-06 22:05:39,159 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-06 22:05:43,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 22:05:43,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-06 22:05:43,595 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,SelfDestructingSolverStorable102 [2024-05-06 22:05:43,595 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:43,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:43,596 INFO L85 PathProgramCache]: Analyzing trace with hash -950058791, now seen corresponding path program 14 times [2024-05-06 22:05:43,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:43,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506389580] [2024-05-06 22:05:43,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:43,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:05:44,643 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 280 proven. 288 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-06 22:05:44,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:05:44,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506389580] [2024-05-06 22:05:44,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506389580] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:05:44,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191427362] [2024-05-06 22:05:44,644 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 22:05:44,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:05:44,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:05:44,645 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:05:44,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-06 22:05:45,143 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 22:05:45,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:05:45,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 30 conjunts are in the unsatisfiable core [2024-05-06 22:05:45,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:05:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 336 proven. 232 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-06 22:05:45,889 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:05:46,923 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 238 proven. 330 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-06 22:05:46,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [191427362] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:05:46,924 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:05:46,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 82 [2024-05-06 22:05:46,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829555582] [2024-05-06 22:05:46,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:05:46,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-05-06 22:05:46,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:05:46,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-05-06 22:05:46,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1015, Invalid=5627, Unknown=0, NotChecked=0, Total=6642 [2024-05-06 22:05:46,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:46,928 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:05:46,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 8.268292682926829) internal successors, (678), 82 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 22:05:46,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:05:48,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:05:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:05:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:05:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:05:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-05-06 22:05:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-05-06 22:05:48,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:05:48,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-06 22:05:48,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2024-05-06 22:05:48,746 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:05:48,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:05:48,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1722191159, now seen corresponding path program 15 times [2024-05-06 22:05:48,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:05:48,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218996168] [2024-05-06 22:05:48,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:05:48,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:05:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:06:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 51 proven. 952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 22:06:36,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:06:36,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218996168] [2024-05-06 22:06:36,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218996168] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:06:36,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [841054897] [2024-05-06 22:06:36,102 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 22:06:36,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:06:36,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:06:36,103 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:06:36,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-06 22:06:42,254 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2024-05-06 22:06:42,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:06:42,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 204 conjunts are in the unsatisfiable core [2024-05-06 22:06:42,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:07:01,193 INFO L349 Elim1Store]: treesize reduction 654, result has 30.5 percent of original size [2024-05-06 22:07:01,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 36 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 308 treesize of output 362 [2024-05-06 22:07:01,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 6 proven. 627 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-06 22:07:01,512 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:07:16,151 INFO L349 Elim1Store]: treesize reduction 1934, result has 32.2 percent of original size [2024-05-06 22:07:16,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 0 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 231 case distinctions, treesize of input 356 treesize of output 1010 [2024-05-06 22:07:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 13 proven. 620 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-05-06 22:07:28,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [841054897] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:07:28,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:07:28,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [96, 72, 66] total 225 [2024-05-06 22:07:28,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498398306] [2024-05-06 22:07:28,189 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:07:28,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 225 states [2024-05-06 22:07:28,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:07:28,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 225 interpolants. [2024-05-06 22:07:28,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5411, Invalid=44989, Unknown=0, NotChecked=0, Total=50400 [2024-05-06 22:07:28,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:07:28,199 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:07:28,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 225 states, 225 states have (on average 4.937777777777778) internal successors, (1111), 225 states have internal predecessors, (1111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-05-06 22:07:28,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-05-06 22:07:28,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-05-06 22:07:28,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:07:28,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:09:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:09:54,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:09:54,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-05-06 22:09:54,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable104 [2024-05-06 22:09:54,678 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:09:54,678 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:09:54,678 INFO L85 PathProgramCache]: Analyzing trace with hash 424508709, now seen corresponding path program 16 times [2024-05-06 22:09:54,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:09:54,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271781789] [2024-05-06 22:09:54,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:09:54,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:09:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:09:57,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4154 backedges. 598 proven. 2062 refuted. 0 times theorem prover too weak. 1494 trivial. 0 not checked. [2024-05-06 22:09:57,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:09:57,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271781789] [2024-05-06 22:09:57,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271781789] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:09:57,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837782644] [2024-05-06 22:09:57,472 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 22:09:57,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:09:57,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:09:57,473 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:09:57,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-06 22:09:58,099 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 22:09:58,099 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:09:58,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 47 conjunts are in the unsatisfiable core [2024-05-06 22:09:58,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:10:01,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4154 backedges. 3125 proven. 370 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2024-05-06 22:10:01,327 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:10:03,544 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-06 22:10:03,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-06 22:10:04,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4154 backedges. 1663 proven. 1832 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2024-05-06 22:10:04,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837782644] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:10:04,965 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:10:04,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 43, 43] total 118 [2024-05-06 22:10:04,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420197011] [2024-05-06 22:10:04,966 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:10:04,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 118 states [2024-05-06 22:10:04,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:10:04,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2024-05-06 22:10:04,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1808, Invalid=11998, Unknown=0, NotChecked=0, Total=13806 [2024-05-06 22:10:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:10:04,969 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:10:04,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 118 states, 118 states have (on average 9.703389830508474) internal successors, (1145), 118 states have internal predecessors, (1145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:10:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:10:04,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:10:04,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:10:04,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:10:15,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:10:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:10:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:10:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:10:15,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:10:15,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-05-06 22:10:16,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2024-05-06 22:10:16,060 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:10:16,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:10:16,061 INFO L85 PathProgramCache]: Analyzing trace with hash 644092537, now seen corresponding path program 17 times [2024-05-06 22:10:16,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:10:16,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268760742] [2024-05-06 22:10:16,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:10:16,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:10:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:10:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5107 backedges. 1859 proven. 2542 refuted. 0 times theorem prover too weak. 706 trivial. 0 not checked. [2024-05-06 22:10:20,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:10:20,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268760742] [2024-05-06 22:10:20,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268760742] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:10:20,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317961056] [2024-05-06 22:10:20,453 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-06 22:10:20,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:10:20,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:10:20,454 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:10:20,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-06 22:10:46,032 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2024-05-06 22:10:46,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:10:46,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 1996 conjuncts, 67 conjunts are in the unsatisfiable core [2024-05-06 22:10:46,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:10:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5107 backedges. 3357 proven. 1242 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2024-05-06 22:10:49,023 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:10:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5107 backedges. 2643 proven. 1968 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-05-06 22:10:52,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317961056] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:10:52,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:10:52,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 64, 65] total 182 [2024-05-06 22:10:52,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598533946] [2024-05-06 22:10:52,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:10:52,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 182 states [2024-05-06 22:10:52,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:10:52,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 182 interpolants. [2024-05-06 22:10:52,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4739, Invalid=28203, Unknown=0, NotChecked=0, Total=32942 [2024-05-06 22:10:52,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:10:52,982 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:10:52,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 182 states, 182 states have (on average 7.813186813186813) internal successors, (1422), 182 states have internal predecessors, (1422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:10:52,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:11:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:11:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:11:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:11:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:11:02,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-06 22:11:02,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106 [2024-05-06 22:11:02,313 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:11:02,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:11:02,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1603246121, now seen corresponding path program 18 times [2024-05-06 22:11:02,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:11:02,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178475638] [2024-05-06 22:11:02,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:11:02,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:11:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:11:08,233 INFO L134 CoverageAnalysis]: Checked inductivity of 5912 backedges. 2949 proven. 2477 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-05-06 22:11:08,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:11:08,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178475638] [2024-05-06 22:11:08,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178475638] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:11:08,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073575802] [2024-05-06 22:11:08,233 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-06 22:11:08,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:11:08,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:11:08,235 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:11:08,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-06 22:15:02,274 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2024-05-06 22:15:02,274 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:15:02,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 1921 conjuncts, 53 conjunts are in the unsatisfiable core [2024-05-06 22:15:02,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:15:05,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5912 backedges. 2418 proven. 571 refuted. 0 times theorem prover too weak. 2923 trivial. 0 not checked. [2024-05-06 22:15:05,201 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:15:05,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-05-06 22:15:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5912 backedges. 2424 proven. 565 refuted. 0 times theorem prover too weak. 2923 trivial. 0 not checked. [2024-05-06 22:15:07,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073575802] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:15:07,855 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:15:07,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 44, 44] total 159 [2024-05-06 22:15:07,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662763355] [2024-05-06 22:15:07,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:15:07,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 159 states [2024-05-06 22:15:07,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:15:07,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 159 interpolants. [2024-05-06 22:15:07,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2366, Invalid=22756, Unknown=0, NotChecked=0, Total=25122 [2024-05-06 22:15:07,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:15:07,861 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:15:07,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 159 states, 159 states have (on average 8.081761006289309) internal successors, (1285), 159 states have internal predecessors, (1285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:15:07,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:15:07,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:15:20,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:15:20,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:15:20,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-05-06 22:15:20,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:15:20,740 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:15:20,740 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:15:20,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1147692481, now seen corresponding path program 19 times [2024-05-06 22:15:20,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:15:20,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64780250] [2024-05-06 22:15:20,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:15:20,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:15:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:15:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6283 backedges. 3203 proven. 2416 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2024-05-06 22:15:27,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:15:27,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64780250] [2024-05-06 22:15:27,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64780250] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:15:27,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359928667] [2024-05-06 22:15:27,170 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-06 22:15:27,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:15:27,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:15:27,171 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:15:27,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-06 22:15:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:15:27,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 2108 conjuncts, 45 conjunts are in the unsatisfiable core [2024-05-06 22:15:28,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:15:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 6283 backedges. 2957 proven. 637 refuted. 0 times theorem prover too weak. 2689 trivial. 0 not checked. [2024-05-06 22:15:30,148 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:15:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 6283 backedges. 2547 proven. 1047 refuted. 0 times theorem prover too weak. 2689 trivial. 0 not checked. [2024-05-06 22:15:33,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359928667] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:15:33,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:15:33,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78, 45, 45] total 163 [2024-05-06 22:15:33,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730920183] [2024-05-06 22:15:33,250 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:15:33,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 163 states [2024-05-06 22:15:33,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:15:33,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 163 interpolants. [2024-05-06 22:15:33,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2421, Invalid=23985, Unknown=0, NotChecked=0, Total=26406 [2024-05-06 22:15:33,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:15:33,254 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:15:33,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 163 states, 163 states have (on average 8.049079754601227) internal successors, (1312), 163 states have internal predecessors, (1312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:15:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:15:46,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:15:46,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:15:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-05-06 22:15:46,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-05-06 22:15:47,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable108 [2024-05-06 22:15:47,058 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:15:47,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:15:47,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1406718587, now seen corresponding path program 20 times [2024-05-06 22:15:47,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:15:47,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304498650] [2024-05-06 22:15:47,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:15:47,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:15:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:15:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 6581 backedges. 1347 proven. 2341 refuted. 0 times theorem prover too weak. 2893 trivial. 0 not checked. [2024-05-06 22:15:50,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:15:50,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304498650] [2024-05-06 22:15:50,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304498650] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:15:50,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [659341827] [2024-05-06 22:15:50,617 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 22:15:50,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:15:50,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:15:50,618 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:15:50,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-06 22:15:51,474 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 22:15:51,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:15:51,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 2136 conjuncts, 48 conjunts are in the unsatisfiable core [2024-05-06 22:15:51,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:15:53,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6581 backedges. 3033 proven. 742 refuted. 0 times theorem prover too weak. 2806 trivial. 0 not checked. [2024-05-06 22:15:53,564 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:15:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6581 backedges. 2734 proven. 1041 refuted. 0 times theorem prover too weak. 2806 trivial. 0 not checked. [2024-05-06 22:15:55,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [659341827] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:15:55,661 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:15:55,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 136 [2024-05-06 22:15:55,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716134438] [2024-05-06 22:15:55,662 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:15:55,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 136 states [2024-05-06 22:15:55,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:15:55,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2024-05-06 22:15:55,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2677, Invalid=15683, Unknown=0, NotChecked=0, Total=18360 [2024-05-06 22:15:55,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:15:55,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:15:55,669 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 136 states, 136 states have (on average 7.669117647058823) internal successors, (1043), 136 states have internal predecessors, (1043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:15:55,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-05-06 22:15:55,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:16:03,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:16:03,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-05-06 22:16:04,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-06 22:16:04,013 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-06 22:16:04,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:16:04,210 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:16:04,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:16:04,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1717842777, now seen corresponding path program 21 times [2024-05-06 22:16:04,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:16:04,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967861330] [2024-05-06 22:16:04,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:16:04,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:16:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:16:08,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6694 backedges. 1532 proven. 2361 refuted. 0 times theorem prover too weak. 2801 trivial. 0 not checked. [2024-05-06 22:16:08,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:16:08,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967861330] [2024-05-06 22:16:08,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967861330] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:16:08,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869350662] [2024-05-06 22:16:08,218 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 22:16:08,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:16:08,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:16:08,219 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:16:08,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-06 22:16:33,275 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2024-05-06 22:16:33,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:16:33,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 57 conjunts are in the unsatisfiable core [2024-05-06 22:16:33,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:16:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 6694 backedges. 3038 proven. 855 refuted. 0 times theorem prover too weak. 2801 trivial. 0 not checked. [2024-05-06 22:16:35,557 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:16:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6694 backedges. 1462 proven. 2431 refuted. 0 times theorem prover too weak. 2801 trivial. 0 not checked. [2024-05-06 22:16:37,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869350662] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:16:37,908 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:16:37,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51, 51] total 145 [2024-05-06 22:16:37,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934520404] [2024-05-06 22:16:37,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:16:37,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2024-05-06 22:16:37,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:16:37,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2024-05-06 22:16:37,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3031, Invalid=17849, Unknown=0, NotChecked=0, Total=20880 [2024-05-06 22:16:37,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:16:37,913 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:16:37,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 7.23448275862069) internal successors, (1049), 145 states have internal predecessors, (1049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-06 22:16:37,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:16:46,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2024-05-06 22:16:46,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2024-05-06 22:16:46,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-05-06 22:16:46,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-05-06 22:16:46,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:16:46,703 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 22:16:46,703 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 22:16:46,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1300749011, now seen corresponding path program 22 times [2024-05-06 22:16:46,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 22:16:46,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666175866] [2024-05-06 22:16:46,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 22:16:46,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 22:16:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 22:16:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 6815 backedges. 1692 proven. 2390 refuted. 0 times theorem prover too weak. 2733 trivial. 0 not checked. [2024-05-06 22:16:50,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 22:16:50,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666175866] [2024-05-06 22:16:50,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666175866] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 22:16:50,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031373170] [2024-05-06 22:16:50,748 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 22:16:50,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 22:16:50,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 22:16:50,750 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 22:16:50,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-06 22:16:51,540 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 22:16:51,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 22:16:51,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 1368 conjuncts, 61 conjunts are in the unsatisfiable core [2024-05-06 22:16:51,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 22:16:56,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6815 backedges. 3302 proven. 976 refuted. 0 times theorem prover too weak. 2537 trivial. 0 not checked. [2024-05-06 22:16:56,804 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 22:17:00,126 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-06 22:17:00,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-05-06 22:17:01,895 INFO L134 CoverageAnalysis]: Checked inductivity of 6815 backedges. 2047 proven. 2231 refuted. 0 times theorem prover too weak. 2537 trivial. 0 not checked. [2024-05-06 22:17:01,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031373170] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 22:17:01,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 22:17:01,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 57, 57] total 161 [2024-05-06 22:17:01,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011163574] [2024-05-06 22:17:01,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 22:17:01,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 161 states [2024-05-06 22:17:01,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 22:17:01,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 161 interpolants. [2024-05-06 22:17:01,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3690, Invalid=22070, Unknown=0, NotChecked=0, Total=25760 [2024-05-06 22:17:01,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 22:17:01,901 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 22:17:01,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 161 states, 161 states have (on average 7.925465838509317) internal successors, (1276), 161 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 225 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-05-06 22:17:01,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-05-06 22:17:01,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 183 states. [2024-05-06 22:17:01,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2024-05-06 22:17:01,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2024-05-06 22:17:01,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-05-06 22:17:01,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-06 22:17:02,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-06 22:17:02,796 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 22:17:02,799 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 22:17:02,799 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 22:17:02,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable111 [2024-05-06 22:17:02,976 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 185 known predicates. [2024-05-06 22:17:02,980 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-06 22:17:02,981 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-05-06 22:17:02,981 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-06 22:17:02,981 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-06 22:17:02,981 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-05-06 22:17:02,986 INFO L448 BasicCegarLoop]: Path program histogram: [22, 21, 7, 4, 4, 3, 2, 1, 1, 1, 1] [2024-05-06 22:17:02,997 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 22:17:02,997 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 22:17:03,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 10:17:02 BasicIcfg [2024-05-06 22:17:03,001 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 22:17:03,001 INFO L158 Benchmark]: Toolchain (without parser) took 816224.31ms. Allocated memory was 268.4MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 197.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 874.7MB. Max. memory is 8.0GB. [2024-05-06 22:17:03,001 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 268.4MB. Free memory is still 239.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 22:17:03,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.83ms. Allocated memory is still 268.4MB. Free memory was 197.6MB in the beginning and 184.5MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-05-06 22:17:03,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.27ms. Allocated memory is still 268.4MB. Free memory was 184.5MB in the beginning and 181.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 22:17:03,002 INFO L158 Benchmark]: Boogie Preprocessor took 43.43ms. Allocated memory is still 268.4MB. Free memory was 181.7MB in the beginning and 179.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 22:17:03,002 INFO L158 Benchmark]: RCFGBuilder took 825.65ms. Allocated memory is still 268.4MB. Free memory was 179.3MB in the beginning and 195.9MB in the end (delta: -16.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-05-06 22:17:03,002 INFO L158 Benchmark]: TraceAbstraction took 815113.19ms. Allocated memory was 268.4MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 194.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 871.8MB. Max. memory is 8.0GB. [2024-05-06 22:17:03,006 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 268.4MB. Free memory is still 239.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 191.83ms. Allocated memory is still 268.4MB. Free memory was 197.6MB in the beginning and 184.5MB in the end (delta: 13.1MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.27ms. Allocated memory is still 268.4MB. Free memory was 184.5MB in the beginning and 181.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.43ms. Allocated memory is still 268.4MB. Free memory was 181.7MB in the beginning and 179.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 825.65ms. Allocated memory is still 268.4MB. Free memory was 179.3MB in the beginning and 195.9MB in the end (delta: -16.7MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 815113.19ms. Allocated memory was 268.4MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 194.9MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 871.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3326637, independent: 3221645, independent conditional: 3153627, independent unconditional: 68018, dependent: 104992, dependent conditional: 104335, dependent unconditional: 657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3247822, independent: 3221645, independent conditional: 3153627, independent unconditional: 68018, dependent: 26177, dependent conditional: 25520, dependent unconditional: 657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3247822, independent: 3221645, independent conditional: 3153627, independent unconditional: 68018, dependent: 26177, dependent conditional: 25520, dependent unconditional: 657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3247822, independent: 3221645, independent conditional: 3153627, independent unconditional: 68018, dependent: 26177, dependent conditional: 25520, dependent unconditional: 657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3375976, independent: 3221645, independent conditional: 1249714, independent unconditional: 1971931, dependent: 154331, dependent conditional: 124808, dependent unconditional: 29523, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3375976, independent: 3221645, independent conditional: 1057406, independent unconditional: 2164239, dependent: 154331, dependent conditional: 99111, dependent unconditional: 55220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3375976, independent: 3221645, independent conditional: 1057406, independent unconditional: 2164239, dependent: 154331, dependent conditional: 99111, dependent unconditional: 55220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1233, independent: 1079, independent conditional: 60, independent unconditional: 1019, dependent: 154, dependent conditional: 146, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1233, independent: 1028, independent conditional: 0, independent unconditional: 1028, dependent: 205, dependent conditional: 0, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 205, independent: 51, independent conditional: 49, independent unconditional: 2, dependent: 154, dependent conditional: 146, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 205, independent: 51, independent conditional: 49, independent unconditional: 2, dependent: 154, dependent conditional: 146, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 925, independent: 236, independent conditional: 227, independent unconditional: 9, dependent: 689, dependent conditional: 618, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3375976, independent: 3220566, independent conditional: 1057346, independent unconditional: 2163220, dependent: 154177, dependent conditional: 98965, dependent unconditional: 55212, unknown: 1233, unknown conditional: 206, unknown unconditional: 1027] , Statistics on independence cache: Total cache size (in pairs): 1233, Positive cache size: 1079, Positive conditional cache size: 60, Positive unconditional cache size: 1019, Negative cache size: 154, Negative conditional cache size: 146, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 218005, Maximal queried relation: 7, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3375976, independent: 3221645, independent conditional: 1249714, independent unconditional: 1971931, dependent: 154331, dependent conditional: 124808, dependent unconditional: 29523, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3375976, independent: 3221645, independent conditional: 1057406, independent unconditional: 2164239, dependent: 154331, dependent conditional: 99111, dependent unconditional: 55220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3375976, independent: 3221645, independent conditional: 1057406, independent unconditional: 2164239, dependent: 154331, dependent conditional: 99111, dependent unconditional: 55220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1233, independent: 1079, independent conditional: 60, independent unconditional: 1019, dependent: 154, dependent conditional: 146, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1233, independent: 1028, independent conditional: 0, independent unconditional: 1028, dependent: 205, dependent conditional: 0, dependent unconditional: 205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 205, independent: 51, independent conditional: 49, independent unconditional: 2, dependent: 154, dependent conditional: 146, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 205, independent: 51, independent conditional: 49, independent unconditional: 2, dependent: 154, dependent conditional: 146, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 925, independent: 236, independent conditional: 227, independent unconditional: 9, dependent: 689, dependent conditional: 618, dependent unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3375976, independent: 3220566, independent conditional: 1057346, independent unconditional: 2163220, dependent: 154177, dependent conditional: 98965, dependent unconditional: 55212, unknown: 1233, unknown conditional: 206, unknown unconditional: 1027] , Statistics on independence cache: Total cache size (in pairs): 1233, Positive cache size: 1079, Positive conditional cache size: 60, Positive unconditional cache size: 1019, Negative cache size: 154, Negative conditional cache size: 146, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 218005 ], Independence queries for same thread: 78815 - TimeoutResultAtElement [Line: 150]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 185 known predicates. - TimeoutResultAtElement [Line: 142]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 185 known predicates. - TimeoutResultAtElement [Line: 141]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 185 known predicates. - TimeoutResultAtElement [Line: 143]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 185 known predicates. - TimeoutResultAtElement [Line: 140]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 185 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 268 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 814.9s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 22, EmptinessCheckTime: 311.9s, 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: 1732, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.5s SsaConstructionTime, 294.8s SatisfiabilityAnalysisTime, 193.6s InterpolantComputationTime, 21854 NumberOfCodeBlocks, 20615 NumberOfCodeBlocksAsserted, 161 NumberOfCheckSat, 32715 ConstructedInterpolants, 1111 QuantifiedInterpolants, 214851 SizeOfPredicates, 609 NumberOfNonLiveVariables, 24989 ConjunctsInSsa, 873 ConjunctsInUnsatCore, 66 InterpolantComputations, 0 PerfectInterpolantSequences, 116527/158001 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 83.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityConditionCalculations: 50, ConditionalCommutativityTraceChecks: 45, ConditionalCommutativityImperfectProofs: 42 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown