/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true -i ../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.empire-owicki-a20a710-m [2023-12-09 15:22:26,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-09 15:22:26,323 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf [2023-12-09 15:22:26,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-09 15:22:26,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-09 15:22:26,348 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-09 15:22:26,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-09 15:22:26,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-09 15:22:26,349 INFO L153 SettingsManager]: * Use SBE=true [2023-12-09 15:22:26,356 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-09 15:22:26,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-09 15:22:26,357 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-09 15:22:26,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-09 15:22:26,358 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-09 15:22:26,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-09 15:22:26,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-09 15:22:26,358 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-09 15:22:26,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-09 15:22:26,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-09 15:22:26,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-09 15:22:26,359 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-09 15:22:26,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-09 15:22:26,360 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-09 15:22:26,360 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-12-09 15:22:26,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-09 15:22:26,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-09 15:22:26,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-09 15:22:26,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-09 15:22:26,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-09 15:22:26,361 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-09 15:22:26,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-09 15:22:26,362 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-09 15:22:26,362 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-09 15:22:26,362 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true [2023-12-09 15:22:26,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-09 15:22:26,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-09 15:22:26,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-09 15:22:26,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-09 15:22:26,568 INFO L274 PluginConnector]: CDTParser initialized [2023-12-09 15:22:26,569 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2023-12-09 15:22:27,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-09 15:22:27,678 INFO L384 CDTParser]: Found 1 translation units. [2023-12-09 15:22:27,678 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-three-array-sum-alt.wvr.c [2023-12-09 15:22:27,685 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83fd50a0b/a96411184756438595b2433b890750f1/FLAG823a65ffd [2023-12-09 15:22:27,702 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83fd50a0b/a96411184756438595b2433b890750f1 [2023-12-09 15:22:27,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-09 15:22:27,705 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-09 15:22:27,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-09 15:22:27,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-09 15:22:27,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-09 15:22:27,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f027db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27, skipping insertion in model container [2023-12-09 15:22:27,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-09 15:22:27,850 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-three-array-sum-alt.wvr.c[2451,2464] [2023-12-09 15:22:27,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-09 15:22:27,865 INFO L202 MainTranslator]: Completed pre-run [2023-12-09 15:22:27,879 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-three-array-sum-alt.wvr.c[2451,2464] [2023-12-09 15:22:27,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-09 15:22:27,893 INFO L206 MainTranslator]: Completed translation [2023-12-09 15:22:27,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27 WrapperNode [2023-12-09 15:22:27,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-09 15:22:27,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-09 15:22:27,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-09 15:22:27,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-09 15:22:27,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,927 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 15, calls inlined = 27, statements flattened = 283 [2023-12-09 15:22:27,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-09 15:22:27,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-09 15:22:27,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-09 15:22:27,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-09 15:22:27,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,937 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,944 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,947 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,952 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-09 15:22:27,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-09 15:22:27,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-09 15:22:27,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-09 15:22:27,954 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (1/1) ... [2023-12-09 15:22:27,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-09 15:22:27,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-09 15:22:27,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-09 15:22:27,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-09 15:22:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-09 15:22:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-09 15:22:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-09 15:22:28,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-09 15:22:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-09 15:22:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-09 15:22:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-09 15:22:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-09 15:22:28,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-09 15:22:28,008 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-09 15:22:28,085 INFO L241 CfgBuilder]: Building ICFG [2023-12-09 15:22:28,087 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-09 15:22:28,401 INFO L282 CfgBuilder]: Performing block encoding [2023-12-09 15:22:28,424 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-09 15:22:28,424 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-09 15:22:28,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:22:28 BoogieIcfgContainer [2023-12-09 15:22:28,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-09 15:22:28,427 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-09 15:22:28,427 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-09 15:22:28,429 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-09 15:22:28,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:22:27" (1/3) ... [2023-12-09 15:22:28,430 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51058f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:22:28, skipping insertion in model container [2023-12-09 15:22:28,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:22:27" (2/3) ... [2023-12-09 15:22:28,430 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51058f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:22:28, skipping insertion in model container [2023-12-09 15:22:28,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:22:28" (3/3) ... [2023-12-09 15:22:28,431 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-three-array-sum-alt.wvr.c [2023-12-09 15:22:28,443 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-09 15:22:28,443 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-09 15:22:28,443 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-12-09 15:22:28,530 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-12-09 15:22:28,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 358 places, 377 transitions, 775 flow [2023-12-09 15:22:28,689 INFO L124 PetriNetUnfolderBase]: 29/374 cut-off events. [2023-12-09 15:22:28,689 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-12-09 15:22:28,695 INFO L83 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 374 events. 29/374 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 533 event pairs, 0 based on Foata normal form. 0/344 useless extension candidates. Maximal degree in co-relation 246. Up to 2 conditions per place. [2023-12-09 15:22:28,696 INFO L82 GeneralOperation]: Start removeDead. Operand has 358 places, 377 transitions, 775 flow [2023-12-09 15:22:28,700 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 344 places, 363 transitions, 744 flow [2023-12-09 15:22:28,706 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-09 15:22:28,710 INFO L362 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=PETRI_NET, 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;@5d3cd089, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-09 15:22:28,711 INFO L363 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-12-09 15:22:28,755 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-12-09 15:22:28,756 INFO L124 PetriNetUnfolderBase]: 28/360 cut-off events. [2023-12-09 15:22:28,756 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-12-09 15:22:28,756 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:28,757 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:28,757 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:28,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:28,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1315231541, now seen corresponding path program 1 times [2023-12-09 15:22:28,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:28,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838670544] [2023-12-09 15:22:28,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:28,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-09 15:22:29,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:29,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838670544] [2023-12-09 15:22:29,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838670544] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-09 15:22:29,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-09 15:22:29,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-12-09 15:22:29,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355539235] [2023-12-09 15:22:29,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:29,687 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-09 15:22:29,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:29,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-09 15:22:29,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2023-12-09 15:22:29,720 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 377 [2023-12-09 15:22:29,726 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 363 transitions, 744 flow. Second operand has 12 states, 12 states have (on average 268.25) internal successors, (3219), 12 states have internal predecessors, (3219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:29,727 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:29,727 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 377 [2023-12-09 15:22:29,727 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:30,552 INFO L124 PetriNetUnfolderBase]: 189/2669 cut-off events. [2023-12-09 15:22:30,552 INFO L125 PetriNetUnfolderBase]: For 145/145 co-relation queries the response was YES. [2023-12-09 15:22:30,563 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3211 conditions, 2669 events. 189/2669 cut-off events. For 145/145 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 19881 event pairs, 34 based on Foata normal form. 419/2879 useless extension candidates. Maximal degree in co-relation 2441. Up to 163 conditions per place. [2023-12-09 15:22:30,571 INFO L140 encePairwiseOnDemand]: 329/377 looper letters, 159 selfloop transitions, 9 changer transitions 44/462 dead transitions. [2023-12-09 15:22:30,571 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 462 transitions, 1402 flow [2023-12-09 15:22:30,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-12-09 15:22:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2023-12-09 15:22:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 5256 transitions. [2023-12-09 15:22:30,590 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.733770766438643 [2023-12-09 15:22:30,591 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 5256 transitions. [2023-12-09 15:22:30,591 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 5256 transitions. [2023-12-09 15:22:30,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:30,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 5256 transitions. [2023-12-09 15:22:30,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 276.63157894736844) internal successors, (5256), 19 states have internal predecessors, (5256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:30,621 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 377.0) internal successors, (7540), 20 states have internal predecessors, (7540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:30,624 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 377.0) internal successors, (7540), 20 states have internal predecessors, (7540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:30,627 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 18 predicate places. [2023-12-09 15:22:30,627 INFO L500 AbstractCegarLoop]: Abstraction has has 362 places, 462 transitions, 1402 flow [2023-12-09 15:22:30,629 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 268.25) internal successors, (3219), 12 states have internal predecessors, (3219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:30,629 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:30,629 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:30,629 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-09 15:22:30,630 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:30,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:30,631 INFO L85 PathProgramCache]: Analyzing trace with hash 2024731767, now seen corresponding path program 1 times [2023-12-09 15:22:30,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:30,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658552594] [2023-12-09 15:22:30,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:30,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:30,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-09 15:22:30,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:30,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658552594] [2023-12-09 15:22:30,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658552594] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-09 15:22:30,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-09 15:22:30,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-09 15:22:30,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895989859] [2023-12-09 15:22:30,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:30,798 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-09 15:22:30,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:30,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-09 15:22:30,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-09 15:22:30,801 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 289 out of 377 [2023-12-09 15:22:30,803 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 462 transitions, 1402 flow. Second operand has 7 states, 7 states have (on average 296.14285714285717) internal successors, (2073), 7 states have internal predecessors, (2073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:30,803 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:30,803 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 289 of 377 [2023-12-09 15:22:30,803 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:31,881 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([918] L50-3-->L50-4: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1#1_1| |v_thread1Thread1of1ForFork1_~i~0#1_11|) InVars {thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|} OutVars{thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|, thread1Thread1of1ForFork1_#t~post1#1=|v_thread1Thread1of1ForFork1_#t~post1#1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1#1][381], [75#L67true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 13#L59true, 191#L50-4true]) [2023-12-09 15:22:31,881 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,881 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,881 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,881 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,882 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([918] L50-3-->L50-4: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1#1_1| |v_thread1Thread1of1ForFork1_~i~0#1_11|) InVars {thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|} OutVars{thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|, thread1Thread1of1ForFork1_#t~post1#1=|v_thread1Thread1of1ForFork1_#t~post1#1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1#1][381], [thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 104#L66-7true, 244#L85-4true, 191#L50-4true, 13#L59true]) [2023-12-09 15:22:31,882 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,882 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,882 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,882 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,882 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([918] L50-3-->L50-4: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1#1_1| |v_thread1Thread1of1ForFork1_~i~0#1_11|) InVars {thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|} OutVars{thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|, thread1Thread1of1ForFork1_#t~post1#1=|v_thread1Thread1of1ForFork1_#t~post1#1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1#1][381], [75#L67true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:31,882 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,882 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,883 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,883 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,883 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([918] L50-3-->L50-4: Formula: (= |v_thread1Thread1of1ForFork1_#t~post1#1_1| |v_thread1Thread1of1ForFork1_~i~0#1_11|) InVars {thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|} OutVars{thread1Thread1of1ForFork1_~i~0#1=|v_thread1Thread1of1ForFork1_~i~0#1_11|, thread1Thread1of1ForFork1_#t~post1#1=|v_thread1Thread1of1ForFork1_#t~post1#1_1|} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#t~post1#1][381], [thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 104#L66-7true, 190#L58-7true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:31,883 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,883 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2023-12-09 15:22:31,883 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:31,883 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:32,304 INFO L124 PetriNetUnfolderBase]: 1519/9802 cut-off events. [2023-12-09 15:22:32,305 INFO L125 PetriNetUnfolderBase]: For 1743/1898 co-relation queries the response was YES. [2023-12-09 15:22:32,348 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13471 conditions, 9802 events. 1519/9802 cut-off events. For 1743/1898 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 102147 event pairs, 622 based on Foata normal form. 0/8513 useless extension candidates. Maximal degree in co-relation 7994. Up to 1305 conditions per place. [2023-12-09 15:22:32,378 INFO L140 encePairwiseOnDemand]: 348/377 looper letters, 119 selfloop transitions, 42 changer transitions 45/549 dead transitions. [2023-12-09 15:22:32,378 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 549 transitions, 1990 flow [2023-12-09 15:22:32,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-09 15:22:32,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-12-09 15:22:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3034 transitions. [2023-12-09 15:22:32,384 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.8047745358090186 [2023-12-09 15:22:32,384 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 3034 transitions. [2023-12-09 15:22:32,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 3034 transitions. [2023-12-09 15:22:32,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:32,386 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 3034 transitions. [2023-12-09 15:22:32,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 303.4) internal successors, (3034), 10 states have internal predecessors, (3034), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:32,395 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 377.0) internal successors, (4147), 11 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:32,396 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 377.0) internal successors, (4147), 11 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:32,397 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 27 predicate places. [2023-12-09 15:22:32,397 INFO L500 AbstractCegarLoop]: Abstraction has has 371 places, 549 transitions, 1990 flow [2023-12-09 15:22:32,398 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 296.14285714285717) internal successors, (2073), 7 states have internal predecessors, (2073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:32,398 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:32,398 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:32,398 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-09 15:22:32,398 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:32,399 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:32,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1664385405, now seen corresponding path program 1 times [2023-12-09 15:22:32,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:32,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108729444] [2023-12-09 15:22:32,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:32,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-09 15:22:32,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:32,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108729444] [2023-12-09 15:22:32,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108729444] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-09 15:22:32,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-09 15:22:32,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-09 15:22:32,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312089197] [2023-12-09 15:22:32,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:32,553 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-09 15:22:32,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:32,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-09 15:22:32,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-09 15:22:32,556 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 289 out of 377 [2023-12-09 15:22:32,557 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 549 transitions, 1990 flow. Second operand has 7 states, 7 states have (on average 296.14285714285717) internal successors, (2073), 7 states have internal predecessors, (2073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:32,558 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:32,558 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 289 of 377 [2023-12-09 15:22:32,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:34,104 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 26#L50-5true, 400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 86#L58-6true, 244#L85-4true]) [2023-12-09 15:22:34,105 INFO L294 olderBase$Statistics]: this new event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, 26#L50-5true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 86#L58-6true, 244#L85-4true]) [2023-12-09 15:22:34,105 INFO L294 olderBase$Statistics]: this new event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,105 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 86#L58-6true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,106 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 104#L66-7true, 86#L58-6true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,106 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,106 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,110 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, 418#true, thread1Thread1of1ForFork1InUse, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true, 91#L50-6true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,111 INFO L294 olderBase$Statistics]: this new event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, 400#true, thread1Thread1of1ForFork1InUse, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true, 91#L50-6true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,111 INFO L294 olderBase$Statistics]: this new event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:34,111 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, thread1Thread1of1ForFork1InUse, 400#true, 247#L58-4true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 91#L50-6true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,112 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, thread1Thread1of1ForFork1InUse, 418#true, 247#L58-4true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 91#L50-6true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,112 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2023-12-09 15:22:34,112 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:34,146 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, 26#L50-5true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 157#L59-1true, 244#L85-4true]) [2023-12-09 15:22:34,146 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,146 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,146 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,146 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,146 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 26#L50-5true, thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 157#L59-1true, 244#L85-4true]) [2023-12-09 15:22:34,147 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 157#L59-1true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,147 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,147 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 104#L66-7true, 157#L59-1true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,148 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,148 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,148 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,148 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 26#L50-5true, 400#true, thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 239#L62true]) [2023-12-09 15:22:34,149 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, 400#true, 26#L50-5true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 239#L62true]) [2023-12-09 15:22:34,149 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,149 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 239#L62true]) [2023-12-09 15:22:34,150 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 239#L62true]) [2023-12-09 15:22:34,150 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,150 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,152 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, 400#true, thread1Thread1of1ForFork1InUse, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true, 363#(= ~asum~0 0), 92#L51-1true]) [2023-12-09 15:22:34,152 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,152 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,152 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,152 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,152 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, 400#true, thread1Thread1of1ForFork1InUse, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true, 363#(= ~asum~0 0), 92#L51-1true]) [2023-12-09 15:22:34,153 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, 418#true, thread1Thread1of1ForFork1InUse, 247#L58-4true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 363#(= ~asum~0 0), 92#L51-1true]) [2023-12-09 15:22:34,153 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,153 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 418#true, thread1Thread1of1ForFork1InUse, 247#L58-4true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 363#(= ~asum~0 0), 92#L51-1true]) [2023-12-09 15:22:34,154 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,154 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,154 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,154 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,155 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, thread1Thread1of1ForFork1InUse, 418#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 88#L58-5true, 67#L54true, 244#L85-4true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,155 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,155 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,155 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 418#true, thread1Thread1of1ForFork1InUse, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 88#L58-5true, 67#L54true, 244#L85-4true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,156 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, thread1Thread1of1ForFork1InUse, 418#true, 247#L58-4true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 67#L54true, 244#L85-4true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,156 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,156 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,157 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,158 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,158 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 418#true, thread1Thread1of1ForFork1InUse, 247#L58-4true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 67#L54true, 244#L85-4true, 363#(= ~asum~0 0)]) [2023-12-09 15:22:34,159 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,159 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,159 INFO L297 olderBase$Statistics]: existing Event has 183 ancestors and is cut-off event [2023-12-09 15:22:34,159 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:34,178 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][424], [75#L67true, thread1Thread1of1ForFork1NotInUse, 418#true, 400#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:34,178 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2023-12-09 15:22:34,178 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:34,178 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:34,178 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:34,179 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][424], [thread1Thread1of1ForFork1NotInUse, 400#true, 418#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 104#L66-7true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:34,179 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2023-12-09 15:22:34,179 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:34,180 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:34,180 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:34,525 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, thread1Thread1of1ForFork1InUse, 418#true, 247#L58-4true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,525 INFO L294 olderBase$Statistics]: this new event has 267 ancestors and is cut-off event [2023-12-09 15:22:34,525 INFO L297 olderBase$Statistics]: existing Event has 267 ancestors and is cut-off event [2023-12-09 15:22:34,525 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2023-12-09 15:22:34,525 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, thread1Thread1of1ForFork1InUse, 400#true, 247#L58-4true, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,526 INFO L294 olderBase$Statistics]: this new event has 267 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 267 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, 26#L50-5true, thread1Thread1of1ForFork1InUse, 418#true, 247#L58-4true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true]) [2023-12-09 15:22:34,526 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 26#L50-5true, thread1Thread1of1ForFork1InUse, 418#true, 247#L58-4true, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true]) [2023-12-09 15:22:34,526 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,526 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,527 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:34,527 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 26#L50-5true, 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true]) [2023-12-09 15:22:34,527 INFO L294 olderBase$Statistics]: this new event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,527 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,528 INFO L297 olderBase$Statistics]: existing Event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,528 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [26#L50-5true, 400#true, thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 88#L58-5true, 244#L85-4true]) [2023-12-09 15:22:34,528 INFO L294 olderBase$Statistics]: this new event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,528 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,528 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,528 INFO L297 olderBase$Statistics]: existing Event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,533 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 400#true, 26#L50-5true, thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, 88#L58-5true, thread2Thread1of1ForFork2InUse, 244#L85-4true]) [2023-12-09 15:22:34,533 INFO L294 olderBase$Statistics]: this new event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,533 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [26#L50-5true, 400#true, thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, 88#L58-5true, thread2Thread1of1ForFork2InUse, 104#L66-7true, 244#L85-4true]) [2023-12-09 15:22:34,534 INFO L294 olderBase$Statistics]: this new event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,534 INFO L297 olderBase$Statistics]: existing Event has 269 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, thread1Thread1of1ForFork1InUse, 400#true, 418#true, 361#true, thread3Thread1of1ForFork0InUse, 88#L58-5true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 92#L51-1true]) [2023-12-09 15:22:34,537 INFO L294 olderBase$Statistics]: this new event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L297 olderBase$Statistics]: existing Event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, 104#L66-7true, 88#L58-5true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 92#L51-1true]) [2023-12-09 15:22:34,537 INFO L294 olderBase$Statistics]: this new event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L297 olderBase$Statistics]: existing Event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,537 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, 247#L58-4true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 92#L51-1true]) [2023-12-09 15:22:34,538 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L297 olderBase$Statistics]: existing Event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [thread1Thread1of1ForFork1InUse, 400#true, 418#true, 361#true, 247#L58-4true, thread3Thread1of1ForFork0InUse, 104#L66-7true, thread2Thread1of1ForFork2InUse, 244#L85-4true, 92#L51-1true]) [2023-12-09 15:22:34,538 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L297 olderBase$Statistics]: existing Event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,538 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, thread1Thread1of1ForFork1InUse, 400#true, 418#true, 247#L58-4true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 67#L54true, 244#L85-4true]) [2023-12-09 15:22:34,539 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, thread1Thread1of1ForFork1InUse, 418#true, 247#L58-4true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 104#L66-7true, 67#L54true, 244#L85-4true]) [2023-12-09 15:22:34,539 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 271 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([964] L66-6-->L67: Formula: (< |v_thread3Thread1of1ForFork0_~i~2#1_3| v_~N~0_6) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_3|, ~N~0=v_~N~0_6} AuxVars[] AssignedVars[][309], [75#L67true, 418#true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, 88#L58-5true, thread2Thread1of1ForFork2InUse, 67#L54true, 244#L85-4true]) [2023-12-09 15:22:34,539 INFO L294 olderBase$Statistics]: this new event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,539 INFO L297 olderBase$Statistics]: existing Event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,540 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([965] L66-6-->L66-7: Formula: (<= v_~N~0_5 |v_thread3Thread1of1ForFork0_~i~2#1_5|) InVars {thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} OutVars{thread3Thread1of1ForFork0_~i~2#1=|v_thread3Thread1of1ForFork0_~i~2#1_5|, ~N~0=v_~N~0_5} AuxVars[] AssignedVars[][310], [400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, 88#L58-5true, 104#L66-7true, thread2Thread1of1ForFork2InUse, 67#L54true, 244#L85-4true]) [2023-12-09 15:22:34,540 INFO L294 olderBase$Statistics]: this new event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,540 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,540 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:34,540 INFO L297 olderBase$Statistics]: existing Event has 272 ancestors and is cut-off event [2023-12-09 15:22:34,547 INFO L124 PetriNetUnfolderBase]: 2463/13960 cut-off events. [2023-12-09 15:22:34,547 INFO L125 PetriNetUnfolderBase]: For 6251/8981 co-relation queries the response was YES. [2023-12-09 15:22:34,607 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21863 conditions, 13960 events. 2463/13960 cut-off events. For 6251/8981 co-relation queries the response was YES. Maximal size of possible extension queue 263. Compared 150362 event pairs, 1244 based on Foata normal form. 1/11784 useless extension candidates. Maximal degree in co-relation 17267. Up to 2476 conditions per place. [2023-12-09 15:22:34,649 INFO L140 encePairwiseOnDemand]: 348/377 looper letters, 121 selfloop transitions, 42 changer transitions 45/553 dead transitions. [2023-12-09 15:22:34,650 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 380 places, 553 transitions, 2327 flow [2023-12-09 15:22:34,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-09 15:22:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-12-09 15:22:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3032 transitions. [2023-12-09 15:22:34,655 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.8042440318302387 [2023-12-09 15:22:34,655 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 3032 transitions. [2023-12-09 15:22:34,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 3032 transitions. [2023-12-09 15:22:34,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:34,656 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 3032 transitions. [2023-12-09 15:22:34,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 303.2) internal successors, (3032), 10 states have internal predecessors, (3032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:34,665 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 377.0) internal successors, (4147), 11 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:34,666 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 377.0) internal successors, (4147), 11 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:34,666 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 36 predicate places. [2023-12-09 15:22:34,666 INFO L500 AbstractCegarLoop]: Abstraction has has 380 places, 553 transitions, 2327 flow [2023-12-09 15:22:34,667 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 296.14285714285717) internal successors, (2073), 7 states have internal predecessors, (2073), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:34,667 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:34,667 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:34,667 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-09 15:22:34,668 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:34,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:34,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1152592622, now seen corresponding path program 1 times [2023-12-09 15:22:34,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:34,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9661319] [2023-12-09 15:22:34,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:34,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:34,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:34,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9661319] [2023-12-09 15:22:34,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9661319] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:34,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89546433] [2023-12-09 15:22:34,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:34,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-09 15:22:34,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-09 15:22:34,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-09 15:22:34,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-09 15:22:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:35,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-09 15:22:35,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-09 15:22:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:35,180 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-09 15:22:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:35,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89546433] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:35,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-09 15:22:35,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2023-12-09 15:22:35,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218227359] [2023-12-09 15:22:35,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:35,433 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-09 15:22:35,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:35,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-09 15:22:35,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-12-09 15:22:35,436 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 286 out of 377 [2023-12-09 15:22:35,438 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 380 places, 553 transitions, 2327 flow. Second operand has 7 states, 7 states have (on average 294.42857142857144) internal successors, (2061), 7 states have internal predecessors, (2061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:35,438 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:35,438 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 286 of 377 [2023-12-09 15:22:35,438 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:37,170 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][360], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 140#L68-1true, thread1Thread1of1ForFork1InUse, 418#true, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 13#L59true]) [2023-12-09 15:22:37,171 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][361], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 140#L68-1true, 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true]) [2023-12-09 15:22:37,171 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:37,171 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][360], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 400#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 13#L59true, 272#L67-9true]) [2023-12-09 15:22:37,172 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][361], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), thread1Thread1of1ForFork1InUse, 400#true, 418#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true, 272#L67-9true]) [2023-12-09 15:22:37,172 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:37,172 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][360], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 13#L59true, 82#L67-2true]) [2023-12-09 15:22:37,172 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][361], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true, 82#L67-2true]) [2023-12-09 15:22:37,173 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:37,173 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:37,927 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][481], [75#L67true, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), thread1Thread1of1ForFork1NotInUse, 400#true, 418#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:37,928 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2023-12-09 15:22:37,928 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:37,928 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:37,928 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:37,948 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][481], [thread1Thread1of1ForFork1NotInUse, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 43#L67-1true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:37,948 INFO L294 olderBase$Statistics]: this new event has 245 ancestors and is cut-off event [2023-12-09 15:22:37,948 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2023-12-09 15:22:37,948 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2023-12-09 15:22:37,948 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2023-12-09 15:22:38,000 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][481], [thread1Thread1of1ForFork1NotInUse, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 82#L67-2true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:38,000 INFO L294 olderBase$Statistics]: this new event has 246 ancestors and is cut-off event [2023-12-09 15:22:38,000 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2023-12-09 15:22:38,000 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2023-12-09 15:22:38,000 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2023-12-09 15:22:38,567 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][481], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), thread1Thread1of1ForFork1NotInUse, 400#true, 418#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 272#L67-9true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:38,567 INFO L294 olderBase$Statistics]: this new event has 269 ancestors and is cut-off event [2023-12-09 15:22:38,567 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:38,567 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:38,567 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:38,619 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][481], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), thread1Thread1of1ForFork1NotInUse, 418#true, 140#L68-1true, 400#true, thread3Thread1of1ForFork0InUse, 78#L59-8true, thread2Thread1of1ForFork2InUse, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:38,619 INFO L294 olderBase$Statistics]: this new event has 273 ancestors and is cut-off event [2023-12-09 15:22:38,619 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2023-12-09 15:22:38,619 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2023-12-09 15:22:38,620 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2023-12-09 15:22:38,667 INFO L124 PetriNetUnfolderBase]: 5387/24743 cut-off events. [2023-12-09 15:22:38,667 INFO L125 PetriNetUnfolderBase]: For 24040/25437 co-relation queries the response was YES. [2023-12-09 15:22:38,776 INFO L83 FinitePrefix]: Finished finitePrefix Result has 46770 conditions, 24743 events. 5387/24743 cut-off events. For 24040/25437 co-relation queries the response was YES. Maximal size of possible extension queue 438. Compared 291111 event pairs, 1969 based on Foata normal form. 49/20850 useless extension candidates. Maximal degree in co-relation 35276. Up to 4540 conditions per place. [2023-12-09 15:22:38,849 INFO L140 encePairwiseOnDemand]: 352/377 looper letters, 217 selfloop transitions, 33 changer transitions 44/638 dead transitions. [2023-12-09 15:22:38,850 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 387 places, 638 transitions, 3476 flow [2023-12-09 15:22:38,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-09 15:22:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2023-12-09 15:22:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 2414 transitions. [2023-12-09 15:22:38,854 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.8003978779840849 [2023-12-09 15:22:38,854 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 2414 transitions. [2023-12-09 15:22:38,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 2414 transitions. [2023-12-09 15:22:38,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:38,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 2414 transitions. [2023-12-09 15:22:38,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 301.75) internal successors, (2414), 8 states have internal predecessors, (2414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:38,861 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 377.0) internal successors, (3393), 9 states have internal predecessors, (3393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:38,862 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 377.0) internal successors, (3393), 9 states have internal predecessors, (3393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:38,863 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 43 predicate places. [2023-12-09 15:22:38,863 INFO L500 AbstractCegarLoop]: Abstraction has has 387 places, 638 transitions, 3476 flow [2023-12-09 15:22:38,863 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 294.42857142857144) internal successors, (2061), 7 states have internal predecessors, (2061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:38,863 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:38,864 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:38,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-09 15:22:39,070 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-09 15:22:39,071 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:39,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:39,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1562108369, now seen corresponding path program 1 times [2023-12-09 15:22:39,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:39,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874625141] [2023-12-09 15:22:39,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:39,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-09 15:22:39,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:39,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874625141] [2023-12-09 15:22:39,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874625141] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-09 15:22:39,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-09 15:22:39,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-09 15:22:39,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843433538] [2023-12-09 15:22:39,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:39,331 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-09 15:22:39,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:39,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-09 15:22:39,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-12-09 15:22:39,333 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 286 out of 377 [2023-12-09 15:22:39,339 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 387 places, 638 transitions, 3476 flow. Second operand has 7 states, 7 states have (on average 293.57142857142856) internal successors, (2055), 7 states have internal predecessors, (2055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:39,339 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:39,339 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 286 of 377 [2023-12-09 15:22:39,340 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:40,755 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][325], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 13#L59true, 191#L50-4true, 1861#true, 272#L67-9true]) [2023-12-09 15:22:40,756 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][326], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true, 1861#true, 272#L67-9true]) [2023-12-09 15:22:40,756 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2023-12-09 15:22:40,756 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][325], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 13#L59true, 1861#true, 82#L67-2true]) [2023-12-09 15:22:40,756 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][326], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 400#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true, 1861#true, 82#L67-2true]) [2023-12-09 15:22:40,757 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2023-12-09 15:22:40,757 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2023-12-09 15:22:40,759 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][325], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, 140#L68-1true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 244#L85-4true, 191#L50-4true, 13#L59true, 1861#true]) [2023-12-09 15:22:40,759 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:40,759 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:40,759 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:40,760 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:40,760 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][326], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 400#true, 140#L68-1true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 244#L85-4true, 191#L50-4true, 1861#true]) [2023-12-09 15:22:40,760 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2023-12-09 15:22:40,760 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:40,760 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:40,760 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:41,573 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][443], [75#L67true, thread1Thread1of1ForFork1NotInUse, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 78#L59-8true, 1861#true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:41,573 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2023-12-09 15:22:41,573 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:41,573 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:41,573 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2023-12-09 15:22:41,604 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][443], [thread1Thread1of1ForFork1NotInUse, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 400#true, 418#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 78#L59-8true, 43#L67-1true, 1861#true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:41,604 INFO L294 olderBase$Statistics]: this new event has 245 ancestors and is cut-off event [2023-12-09 15:22:41,605 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2023-12-09 15:22:41,605 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2023-12-09 15:22:41,605 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2023-12-09 15:22:41,635 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][443], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), thread1Thread1of1ForFork1NotInUse, 400#true, 418#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 78#L59-8true, 1861#true, 82#L67-2true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:41,635 INFO L294 olderBase$Statistics]: this new event has 246 ancestors and is cut-off event [2023-12-09 15:22:41,635 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2023-12-09 15:22:41,635 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2023-12-09 15:22:41,635 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2023-12-09 15:22:42,083 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][443], [thread1Thread1of1ForFork1NotInUse, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 400#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 78#L59-8true, 1861#true, 272#L67-9true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:42,083 INFO L294 olderBase$Statistics]: this new event has 269 ancestors and is cut-off event [2023-12-09 15:22:42,083 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:42,083 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:42,083 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:42,128 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1041] thread1EXIT-->L86-2: Formula: (and (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem23#1_6| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0))) v_thread1Thread1of1ForFork1_thidvar0_4) (= 0 v_thread1Thread1of1ForFork1_thidvar1_4)) InVars {ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem23#1=|v_ULTIMATE.start_main_#t~mem23#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_4, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_4} AuxVars[] AssignedVars[][443], [thread1Thread1of1ForFork1NotInUse, 1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 140#L68-1true, 400#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 78#L59-8true, 1861#true, 363#(= ~asum~0 0), 178#L86-2true]) [2023-12-09 15:22:42,128 INFO L294 olderBase$Statistics]: this new event has 273 ancestors and is cut-off event [2023-12-09 15:22:42,128 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2023-12-09 15:22:42,128 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2023-12-09 15:22:42,128 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2023-12-09 15:22:42,170 INFO L124 PetriNetUnfolderBase]: 4565/20869 cut-off events. [2023-12-09 15:22:42,170 INFO L125 PetriNetUnfolderBase]: For 28123/31351 co-relation queries the response was YES. [2023-12-09 15:22:42,245 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45022 conditions, 20869 events. 4565/20869 cut-off events. For 28123/31351 co-relation queries the response was YES. Maximal size of possible extension queue 387. Compared 238684 event pairs, 1950 based on Foata normal form. 75/17367 useless extension candidates. Maximal degree in co-relation 41188. Up to 5181 conditions per place. [2023-12-09 15:22:42,311 INFO L140 encePairwiseOnDemand]: 348/377 looper letters, 83 selfloop transitions, 20 changer transitions 160/603 dead transitions. [2023-12-09 15:22:42,311 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 395 places, 603 transitions, 3578 flow [2023-12-09 15:22:42,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-12-09 15:22:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-12-09 15:22:42,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 3003 transitions. [2023-12-09 15:22:42,315 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.7965517241379311 [2023-12-09 15:22:42,316 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 3003 transitions. [2023-12-09 15:22:42,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 3003 transitions. [2023-12-09 15:22:42,317 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:42,317 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 3003 transitions. [2023-12-09 15:22:42,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 300.3) internal successors, (3003), 10 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:42,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 377.0) internal successors, (4147), 11 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:42,325 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 377.0) internal successors, (4147), 11 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:42,326 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 51 predicate places. [2023-12-09 15:22:42,326 INFO L500 AbstractCegarLoop]: Abstraction has has 395 places, 603 transitions, 3578 flow [2023-12-09 15:22:42,326 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 293.57142857142856) internal successors, (2055), 7 states have internal predecessors, (2055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:42,326 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:42,326 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:42,326 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-09 15:22:42,327 INFO L425 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:42,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:42,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1975172440, now seen corresponding path program 1 times [2023-12-09 15:22:42,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:42,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16731934] [2023-12-09 15:22:42,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:42,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:42,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:42,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16731934] [2023-12-09 15:22:42,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16731934] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:42,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132095285] [2023-12-09 15:22:42,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:42,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-09 15:22:42,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-09 15:22:42,490 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-09 15:22:42,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-09 15:22:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:42,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-09 15:22:42,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-09 15:22:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:42,770 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-09 15:22:43,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:43,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132095285] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:43,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-09 15:22:43,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2023-12-09 15:22:43,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720467993] [2023-12-09 15:22:43,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:43,110 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-09 15:22:43,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:43,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-09 15:22:43,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-12-09 15:22:43,112 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 289 out of 377 [2023-12-09 15:22:43,113 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 395 places, 603 transitions, 3578 flow. Second operand has 7 states, 7 states have (on average 297.42857142857144) internal successors, (2082), 7 states have internal predecessors, (2082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:43,113 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:43,113 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 289 of 377 [2023-12-09 15:22:43,113 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:43,914 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][320], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 191#L50-4true, 1861#true, 3470#(and (<= 1 ~N~0) (<= (+ |thread1Thread1of1ForFork1_~i~0#1| 1) ~N~0)), 400#true, 244#L85-4true, 13#L59true, 249#L66-6true]) [2023-12-09 15:22:43,914 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2023-12-09 15:22:43,914 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:43,914 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:43,914 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:43,915 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][321], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 191#L50-4true, 1861#true, 3470#(and (<= 1 ~N~0) (<= (+ |thread1Thread1of1ForFork1_~i~0#1| 1) ~N~0)), 400#true, 244#L85-4true, 249#L66-6true]) [2023-12-09 15:22:43,915 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2023-12-09 15:22:43,915 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:43,915 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:43,915 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][318], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 26#L50-5true, thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 1861#true, 400#true, 244#L85-4true, 13#L59true, 249#L66-6true, 1885#(<= 1 ~N~0)]) [2023-12-09 15:22:43,941 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][319], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, 26#L50-5true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 1861#true, 400#true, 244#L85-4true, 249#L66-6true, 1885#(<= 1 ~N~0)]) [2023-12-09 15:22:43,941 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2023-12-09 15:22:43,941 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][320], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 191#L50-4true, 1861#true, 3470#(and (<= 1 ~N~0) (<= (+ |thread1Thread1of1ForFork1_~i~0#1| 1) ~N~0)), 400#true, 244#L85-4true, 13#L59true, 272#L67-9true]) [2023-12-09 15:22:44,827 INFO L294 olderBase$Statistics]: this new event has 267 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][321], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 191#L50-4true, 1861#true, 3470#(and (<= 1 ~N~0) (<= (+ |thread1Thread1of1ForFork1_~i~0#1| 1) ~N~0)), 400#true, 244#L85-4true, 272#L67-9true]) [2023-12-09 15:22:44,827 INFO L294 olderBase$Statistics]: this new event has 267 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2023-12-09 15:22:44,827 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2023-12-09 15:22:44,859 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][320], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), thread1Thread1of1ForFork1InUse, 418#true, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 191#L50-4true, 1861#true, 3470#(and (<= 1 ~N~0) (<= (+ |thread1Thread1of1ForFork1_~i~0#1| 1) ~N~0)), 400#true, 140#L68-1true, 244#L85-4true, 13#L59true]) [2023-12-09 15:22:44,859 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:44,859 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:44,859 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:44,860 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:44,860 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][321], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 191#L50-4true, 1861#true, 3470#(and (<= 1 ~N~0) (<= (+ |thread1Thread1of1ForFork1_~i~0#1| 1) ~N~0)), 400#true, 140#L68-1true, 244#L85-4true]) [2023-12-09 15:22:44,860 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:44,860 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:44,860 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2023-12-09 15:22:44,860 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:44,868 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][318], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 345#L66-4true, 1861#true, 400#true, 282#L50-7true, 244#L85-4true, 13#L59true, 1885#(<= 1 ~N~0)]) [2023-12-09 15:22:44,868 INFO L294 olderBase$Statistics]: this new event has 270 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L297 olderBase$Statistics]: existing Event has 270 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][319], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 1861#true, 345#L66-4true, 400#true, 282#L50-7true, 244#L85-4true, 1885#(<= 1 ~N~0)]) [2023-12-09 15:22:44,869 INFO L294 olderBase$Statistics]: this new event has 270 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L297 olderBase$Statistics]: existing Event has 270 ancestors and is cut-off event [2023-12-09 15:22:44,869 INFO L297 olderBase$Statistics]: existing Event has 240 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([923] L58-6-->L59: Formula: (< |v_thread2Thread1of1ForFork2_~i~1#1_3| v_~N~0_4) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_3|, ~N~0=v_~N~0_4} AuxVars[] AssignedVars[][318], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 345#L66-4true, 1861#true, 400#true, 67#L54true, 244#L85-4true, 13#L59true, 1885#(<= 1 ~N~0)]) [2023-12-09 15:22:44,875 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L297 olderBase$Statistics]: existing Event has 271 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L58-6-->L58-7: Formula: (<= v_~N~0_3 |v_thread2Thread1of1ForFork2_~i~1#1_5|) InVars {thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} OutVars{thread2Thread1of1ForFork2_~i~1#1=|v_thread2Thread1of1ForFork2_~i~1#1_5|, ~N~0=v_~N~0_3} AuxVars[] AssignedVars[][319], [1859#(and (<= 1 ~N~0) (<= (+ |thread3Thread1of1ForFork0_~i~2#1| 1) ~N~0)), 418#true, thread1Thread1of1ForFork1InUse, 361#true, thread3Thread1of1ForFork0InUse, thread2Thread1of1ForFork2InUse, 190#L58-7true, 1861#true, 345#L66-4true, 400#true, 67#L54true, 244#L85-4true, 1885#(<= 1 ~N~0)]) [2023-12-09 15:22:44,875 INFO L294 olderBase$Statistics]: this new event has 271 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L297 olderBase$Statistics]: existing Event has 271 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:44,875 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2023-12-09 15:22:44,914 INFO L124 PetriNetUnfolderBase]: 3033/14785 cut-off events. [2023-12-09 15:22:44,915 INFO L125 PetriNetUnfolderBase]: For 24126/29649 co-relation queries the response was YES. [2023-12-09 15:22:44,990 INFO L83 FinitePrefix]: Finished finitePrefix Result has 33355 conditions, 14785 events. 3033/14785 cut-off events. For 24126/29649 co-relation queries the response was YES. Maximal size of possible extension queue 251. Compared 157497 event pairs, 869 based on Foata normal form. 144/12743 useless extension candidates. Maximal degree in co-relation 30355. Up to 3239 conditions per place. [2023-12-09 15:22:45,042 INFO L140 encePairwiseOnDemand]: 352/377 looper letters, 92 selfloop transitions, 8 changer transitions 145/530 dead transitions. [2023-12-09 15:22:45,043 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 399 places, 530 transitions, 3557 flow [2023-12-09 15:22:45,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-09 15:22:45,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-12-09 15:22:45,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2135 transitions. [2023-12-09 15:22:45,047 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.8090185676392573 [2023-12-09 15:22:45,047 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2135 transitions. [2023-12-09 15:22:45,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2135 transitions. [2023-12-09 15:22:45,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:45,048 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2135 transitions. [2023-12-09 15:22:45,051 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 305.0) internal successors, (2135), 7 states have internal predecessors, (2135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:45,054 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 377.0) internal successors, (3016), 8 states have internal predecessors, (3016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:45,054 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 377.0) internal successors, (3016), 8 states have internal predecessors, (3016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:45,056 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 55 predicate places. [2023-12-09 15:22:45,057 INFO L500 AbstractCegarLoop]: Abstraction has has 399 places, 530 transitions, 3557 flow [2023-12-09 15:22:45,057 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 297.42857142857144) internal successors, (2082), 7 states have internal predecessors, (2082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:45,057 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:45,058 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:45,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-09 15:22:45,264 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-12-09 15:22:45,265 INFO L425 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:45,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:45,265 INFO L85 PathProgramCache]: Analyzing trace with hash 399614478, now seen corresponding path program 1 times [2023-12-09 15:22:45,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:45,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213240310] [2023-12-09 15:22:45,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:45,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-09 15:22:45,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:45,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213240310] [2023-12-09 15:22:45,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213240310] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:45,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531837294] [2023-12-09 15:22:45,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:45,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-09 15:22:45,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-09 15:22:45,437 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-09 15:22:45,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-09 15:22:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:45,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-09 15:22:45,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-09 15:22:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-09 15:22:45,731 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-09 15:22:45,931 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-09 15:22:45,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531837294] provided 1 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:45,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-09 15:22:45,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2023-12-09 15:22:45,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104329828] [2023-12-09 15:22:45,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-09 15:22:45,932 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-09 15:22:45,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:22:45,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-09 15:22:45,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-12-09 15:22:45,935 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 289 out of 377 [2023-12-09 15:22:45,936 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 399 places, 530 transitions, 3557 flow. Second operand has 7 states, 7 states have (on average 297.57142857142856) internal successors, (2083), 7 states have internal predecessors, (2083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:45,936 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:22:45,936 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 289 of 377 [2023-12-09 15:22:45,936 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-12-09 15:22:48,343 INFO L124 PetriNetUnfolderBase]: 2442/14406 cut-off events. [2023-12-09 15:22:48,343 INFO L125 PetriNetUnfolderBase]: For 26738/29577 co-relation queries the response was YES. [2023-12-09 15:22:48,392 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32154 conditions, 14406 events. 2442/14406 cut-off events. For 26738/29577 co-relation queries the response was YES. Maximal size of possible extension queue 196. Compared 155982 event pairs, 750 based on Foata normal form. 53/12739 useless extension candidates. Maximal degree in co-relation 26694. Up to 2530 conditions per place. [2023-12-09 15:22:48,435 INFO L140 encePairwiseOnDemand]: 352/377 looper letters, 114 selfloop transitions, 10 changer transitions 142/551 dead transitions. [2023-12-09 15:22:48,436 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 405 places, 551 transitions, 4287 flow [2023-12-09 15:22:48,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-09 15:22:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-12-09 15:22:48,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 2135 transitions. [2023-12-09 15:22:48,439 INFO L543 CegarLoopForPetriNet]: DFA transition density 0.8090185676392573 [2023-12-09 15:22:48,439 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 2135 transitions. [2023-12-09 15:22:48,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 2135 transitions. [2023-12-09 15:22:48,440 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-12-09 15:22:48,440 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 2135 transitions. [2023-12-09 15:22:48,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 305.0) internal successors, (2135), 7 states have internal predecessors, (2135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:48,445 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 377.0) internal successors, (3016), 8 states have internal predecessors, (3016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:48,445 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 377.0) internal successors, (3016), 8 states have internal predecessors, (3016), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:48,446 INFO L308 CegarLoopForPetriNet]: 344 programPoint places, 61 predicate places. [2023-12-09 15:22:48,446 INFO L500 AbstractCegarLoop]: Abstraction has has 405 places, 551 transitions, 4287 flow [2023-12-09 15:22:48,447 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 297.57142857142856) internal successors, (2083), 7 states have internal predecessors, (2083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:22:48,447 INFO L225 CegarLoopForPetriNet]: Found error trace [2023-12-09 15:22:48,447 INFO L233 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-09 15:22:48,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-09 15:22:48,652 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-09 15:22:48,652 INFO L425 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-12-09 15:22:48,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-09 15:22:48,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1134927620, now seen corresponding path program 1 times [2023-12-09 15:22:48,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-09 15:22:48,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688373519] [2023-12-09 15:22:48,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:48,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-09 15:22:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-09 15:22:52,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-09 15:22:52,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688373519] [2023-12-09 15:22:52,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688373519] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-09 15:22:52,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90282288] [2023-12-09 15:22:52,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-09 15:22:52,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-09 15:22:52,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-09 15:22:52,014 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-09 15:22:52,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-09 15:22:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-09 15:22:52,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 146 conjunts are in the unsatisfiable core [2023-12-09 15:22:52,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-09 15:22:52,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-09 15:22:52,292 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-09 15:22:52,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-12-09 15:22:52,381 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-09 15:22:52,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 18 treesize of output 17 [2023-12-09 15:22:52,794 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2023-12-09 15:22:52,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 31 [2023-12-09 15:22:53,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-09 15:22:53,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2023-12-09 15:22:53,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-09 15:22:54,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-09 15:22:54,513 INFO L349 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2023-12-09 15:22:54,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 29 [2023-12-09 15:22:54,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-09 15:22:55,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-09 15:22:55,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-09 15:22:55,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-09 15:22:57,471 INFO L349 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2023-12-09 15:22:57,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 58 [2023-12-09 15:22:58,158 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-09 15:22:58,159 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 137 treesize of output 509 [2023-12-09 15:23:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-09 15:23:00,327 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-09 15:23:02,669 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_289 (Array Int Int)) (~A~0.base Int)) (let ((.cse2 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_289))) (let ((.cse0 (select .cse2 ~A~0.base)) (.cse1 (select .cse2 c_~B~0.base))) (= (+ (select .cse0 c_~A~0.offset) c_~csum~0 (select .cse1 c_~B~0.offset)) (+ (select .cse0 (+ (* |c_thread1Thread1of1ForFork1_~i~0#1| 4) c_~A~0.offset)) c_~asum~0 c_~bsum~0 (select .cse1 (+ (* |c_thread2Thread1of1ForFork2_~i~1#1| 4) c_~B~0.offset))))))) is different from false [2023-12-09 15:23:02,702 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_289 (Array Int Int)) (~A~0.base Int)) (let ((.cse0 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_289) ~A~0.base))) (= (+ (select .cse0 (+ (* |c_thread1Thread1of1ForFork1_~i~0#1| 4) c_~A~0.offset)) c_~asum~0 c_~bsum~0) (+ (select .cse0 c_~A~0.offset) c_~csum~0)))) is different from false [2023-12-09 15:23:02,727 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_289 (Array Int Int)) (v_ArrVal_288 (Array Int Int)) (~A~0.base Int)) (let ((.cse0 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_288) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_289) ~A~0.base))) (= (+ c_~asum~0 c_~bsum~0 (select .cse0 (+ (* |c_thread1Thread1of1ForFork1_~i~0#1| 4) c_~A~0.offset))) (+ (select .cse0 c_~A~0.offset) c_~csum~0)))) is different from false [2023-12-09 15:23:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 1 not checked. [2023-12-09 15:23:16,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90282288] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-09 15:23:16,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-09 15:23:16,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 59, 49] total 139 [2023-12-09 15:23:16,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115194899] [2023-12-09 15:23:16,143 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-09 15:23:16,146 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 139 states [2023-12-09 15:23:16,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-09 15:23:16,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2023-12-09 15:23:16,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=712, Invalid=17652, Unknown=8, NotChecked=810, Total=19182 [2023-12-09 15:23:16,161 INFO L498 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 377 [2023-12-09 15:23:16,168 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 405 places, 551 transitions, 4287 flow. Second operand has 139 states, 139 states have (on average 114.14388489208633) internal successors, (15866), 139 states have internal predecessors, (15866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-09 15:23:16,168 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-12-09 15:23:16,168 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 377 [2023-12-09 15:23:16,168 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand