/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf --traceabstraction.order.of.the.error.locations.to.be.checked PROGRAM_FIRST -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_79-equ_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-ac9dbd0-m [2023-08-26 07:59:55,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-26 07:59:55,902 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-VariableLbe.epf [2023-08-26 07:59:55,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-26 07:59:55,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-26 07:59:55,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-26 07:59:55,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-26 07:59:55,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-26 07:59:55,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-26 07:59:55,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-26 07:59:55,934 INFO L153 SettingsManager]: * Use SBE=true [2023-08-26 07:59:55,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-26 07:59:55,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-26 07:59:55,935 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-26 07:59:55,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-26 07:59:55,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-26 07:59:55,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-26 07:59:55,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-26 07:59:55,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-26 07:59:55,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-26 07:59:55,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-26 07:59:55,937 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-26 07:59:55,937 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-26 07:59:55,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-26 07:59:55,938 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-26 07:59:55,938 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-08-26 07:59:55,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-26 07:59:55,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 07:59:55,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-26 07:59:55,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-26 07:59:55,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-26 07:59:55,939 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-26 07:59:55,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-26 07:59:55,939 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-26 07:59:55,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-26 07:59:55,940 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true [2023-08-26 07:59:56,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-26 07:59:56,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-26 07:59:56,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-26 07:59:56,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-26 07:59:56,222 INFO L274 PluginConnector]: CDTParser initialized [2023-08-26 07:59:56,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_79-equ_racefree.i [2023-08-26 07:59:57,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-26 07:59:57,341 INFO L384 CDTParser]: Found 1 translation units. [2023-08-26 07:59:57,342 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_79-equ_racefree.i [2023-08-26 07:59:57,357 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b4244ebf/883cd4d08c4e421eaa9a575df677d2a4/FLAG7ebefc770 [2023-08-26 07:59:57,366 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b4244ebf/883cd4d08c4e421eaa9a575df677d2a4 [2023-08-26 07:59:57,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-26 07:59:57,369 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-26 07:59:57,369 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-26 07:59:57,369 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-26 07:59:57,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-26 07:59:57,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608dc1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57, skipping insertion in model container [2023-08-26 07:59:57,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,416 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-26 07:59:57,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 07:59:57,777 INFO L201 MainTranslator]: Completed pre-run [2023-08-26 07:59:57,799 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [244] [2023-08-26 07:59:57,800 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [244] [2023-08-26 07:59:57,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-26 07:59:57,870 INFO L206 MainTranslator]: Completed translation [2023-08-26 07:59:57,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57 WrapperNode [2023-08-26 07:59:57,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-26 07:59:57,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-26 07:59:57,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-26 07:59:57,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-26 07:59:57,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,938 INFO L138 Inliner]: procedures = 271, calls = 57, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 275 [2023-08-26 07:59:57,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-26 07:59:57,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-26 07:59:57,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-26 07:59:57,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-26 07:59:57,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-26 07:59:57,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-26 07:59:57,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-26 07:59:57,978 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-26 07:59:57,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (1/1) ... [2023-08-26 07:59:57,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-26 07:59:58,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 07:59:58,009 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) [2023-08-26 07:59:58,017 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 [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-26 07:59:58,035 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-26 07:59:58,036 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-26 07:59:58,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-26 07:59:58,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-26 07:59:58,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-26 07:59:58,037 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-26 07:59:58,121 INFO L236 CfgBuilder]: Building ICFG [2023-08-26 07:59:58,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-26 07:59:58,400 INFO L277 CfgBuilder]: Performing block encoding [2023-08-26 07:59:58,407 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-26 07:59:58,407 INFO L302 CfgBuilder]: Removed 22 assume(true) statements. [2023-08-26 07:59:58,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 07:59:58 BoogieIcfgContainer [2023-08-26 07:59:58,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-26 07:59:58,410 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-26 07:59:58,410 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-26 07:59:58,412 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-26 07:59:58,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 07:59:57" (1/3) ... [2023-08-26 07:59:58,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64caa2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 07:59:58, skipping insertion in model container [2023-08-26 07:59:58,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:59:57" (2/3) ... [2023-08-26 07:59:58,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64caa2b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 07:59:58, skipping insertion in model container [2023-08-26 07:59:58,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 07:59:58" (3/3) ... [2023-08-26 07:59:58,414 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_79-equ_racefree.i [2023-08-26 07:59:58,424 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-26 07:59:58,424 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2023-08-26 07:59:58,425 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-26 07:59:58,478 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-26 07:59:58,500 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 257 places, 285 transitions, 578 flow [2023-08-26 07:59:58,587 INFO L124 PetriNetUnfolderBase]: 46/401 cut-off events. [2023-08-26 07:59:58,587 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-26 07:59:58,592 INFO L83 FinitePrefix]: Finished finitePrefix Result has 407 conditions, 401 events. 46/401 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1627 event pairs, 0 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 216. Up to 8 conditions per place. [2023-08-26 07:59:58,592 INFO L82 GeneralOperation]: Start removeDead. Operand has 257 places, 285 transitions, 578 flow [2023-08-26 07:59:58,596 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 256 places, 283 transitions, 574 flow [2023-08-26 07:59:58,599 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 07:59:58,604 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 256 places, 283 transitions, 574 flow [2023-08-26 07:59:58,606 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 256 places, 283 transitions, 574 flow [2023-08-26 07:59:58,606 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 256 places, 283 transitions, 574 flow [2023-08-26 07:59:58,651 INFO L124 PetriNetUnfolderBase]: 45/399 cut-off events. [2023-08-26 07:59:58,651 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-26 07:59:58,653 INFO L83 FinitePrefix]: Finished finitePrefix Result has 405 conditions, 399 events. 45/399 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1645 event pairs, 0 based on Foata normal form. 0/331 useless extension candidates. Maximal degree in co-relation 216. Up to 8 conditions per place. [2023-08-26 07:59:58,661 INFO L119 LiptonReduction]: Number of co-enabled transitions 23180 [2023-08-26 08:00:03,754 INFO L134 LiptonReduction]: Checked pairs total: 121719 [2023-08-26 08:00:03,754 INFO L136 LiptonReduction]: Total number of compositions: 187 [2023-08-26 08:00:03,762 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-26 08:00:03,766 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@494a5ad1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-26 08:00:03,766 INFO L358 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2023-08-26 08:00:03,771 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-26 08:00:03,771 INFO L124 PetriNetUnfolderBase]: 18/82 cut-off events. [2023-08-26 08:00:03,771 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 08:00:03,771 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:03,771 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:03,772 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:03,775 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:03,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1967302903, now seen corresponding path program 1 times [2023-08-26 08:00:03,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:03,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515204604] [2023-08-26 08:00:03,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:03,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:03,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:03,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:03,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515204604] [2023-08-26 08:00:03,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515204604] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:03,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:03,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-26 08:00:03,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300421574] [2023-08-26 08:00:03,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:03,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-26 08:00:03,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:03,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-26 08:00:03,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-26 08:00:03,917 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 255 out of 472 [2023-08-26 08:00:03,919 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 132 transitions, 272 flow. Second operand has 2 states, 2 states have (on average 257.0) internal successors, (514), 2 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:03,919 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:03,919 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 255 of 472 [2023-08-26 08:00:03,919 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:04,076 INFO L124 PetriNetUnfolderBase]: 439/1660 cut-off events. [2023-08-26 08:00:04,076 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2023-08-26 08:00:04,078 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2524 conditions, 1660 events. 439/1660 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 12235 event pairs, 396 based on Foata normal form. 141/1605 useless extension candidates. Maximal degree in co-relation 2430. Up to 858 conditions per place. [2023-08-26 08:00:04,083 INFO L140 encePairwiseOnDemand]: 451/472 looper letters, 44 selfloop transitions, 0 changer transitions 0/111 dead transitions. [2023-08-26 08:00:04,083 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 111 transitions, 318 flow [2023-08-26 08:00:04,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-26 08:00:04,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-26 08:00:04,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 575 transitions. [2023-08-26 08:00:04,093 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6091101694915254 [2023-08-26 08:00:04,093 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 575 transitions. [2023-08-26 08:00:04,093 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 575 transitions. [2023-08-26 08:00:04,094 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:04,096 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 575 transitions. [2023-08-26 08:00:04,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 287.5) internal successors, (575), 2 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:04,102 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 472.0) internal successors, (1416), 3 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:04,102 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 472.0) internal successors, (1416), 3 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:04,103 INFO L175 Difference]: Start difference. First operand has 111 places, 132 transitions, 272 flow. Second operand 2 states and 575 transitions. [2023-08-26 08:00:04,104 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 111 transitions, 318 flow [2023-08-26 08:00:04,106 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 111 transitions, 318 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:04,107 INFO L231 Difference]: Finished difference. Result has 112 places, 111 transitions, 230 flow [2023-08-26 08:00:04,109 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=111, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=230, PETRI_PLACES=112, PETRI_TRANSITIONS=111} [2023-08-26 08:00:04,111 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, 1 predicate places. [2023-08-26 08:00:04,111 INFO L495 AbstractCegarLoop]: Abstraction has has 112 places, 111 transitions, 230 flow [2023-08-26 08:00:04,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 257.0) internal successors, (514), 2 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:04,111 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:04,111 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:04,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-26 08:00:04,112 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:04,112 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:04,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1382101444, now seen corresponding path program 1 times [2023-08-26 08:00:04,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:04,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598397297] [2023-08-26 08:00:04,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:04,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:04,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:04,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598397297] [2023-08-26 08:00:04,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598397297] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:04,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:04,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-26 08:00:04,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907437432] [2023-08-26 08:00:04,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:04,366 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:04,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:04,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:04,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:04,368 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 181 out of 472 [2023-08-26 08:00:04,369 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 111 transitions, 230 flow. Second operand has 6 states, 6 states have (on average 182.5) internal successors, (1095), 6 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:04,369 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:04,369 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 181 of 472 [2023-08-26 08:00:04,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:05,097 INFO L124 PetriNetUnfolderBase]: 3096/6466 cut-off events. [2023-08-26 08:00:05,097 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-26 08:00:05,103 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12769 conditions, 6466 events. 3096/6466 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 43770 event pairs, 1223 based on Foata normal form. 0/5472 useless extension candidates. Maximal degree in co-relation 12765. Up to 3961 conditions per place. [2023-08-26 08:00:05,173 INFO L140 encePairwiseOnDemand]: 443/472 looper letters, 252 selfloop transitions, 50 changer transitions 0/312 dead transitions. [2023-08-26 08:00:05,174 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 312 transitions, 1239 flow [2023-08-26 08:00:05,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-26 08:00:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-26 08:00:05,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1391 transitions. [2023-08-26 08:00:05,177 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4911723163841808 [2023-08-26 08:00:05,177 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1391 transitions. [2023-08-26 08:00:05,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1391 transitions. [2023-08-26 08:00:05,178 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:05,178 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1391 transitions. [2023-08-26 08:00:05,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 231.83333333333334) internal successors, (1391), 6 states have internal predecessors, (1391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,184 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,185 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,185 INFO L175 Difference]: Start difference. First operand has 112 places, 111 transitions, 230 flow. Second operand 6 states and 1391 transitions. [2023-08-26 08:00:05,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 312 transitions, 1239 flow [2023-08-26 08:00:05,187 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 312 transitions, 1239 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:05,190 INFO L231 Difference]: Finished difference. Result has 122 places, 158 transitions, 576 flow [2023-08-26 08:00:05,190 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=576, PETRI_PLACES=122, PETRI_TRANSITIONS=158} [2023-08-26 08:00:05,191 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, 11 predicate places. [2023-08-26 08:00:05,191 INFO L495 AbstractCegarLoop]: Abstraction has has 122 places, 158 transitions, 576 flow [2023-08-26 08:00:05,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 182.5) internal successors, (1095), 6 states have internal predecessors, (1095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,192 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:05,192 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:05,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-26 08:00:05,192 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONASSERT === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:05,192 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:05,192 INFO L85 PathProgramCache]: Analyzing trace with hash -1382100944, now seen corresponding path program 1 times [2023-08-26 08:00:05,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:05,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727054451] [2023-08-26 08:00:05,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:05,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:05,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:05,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727054451] [2023-08-26 08:00:05,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727054451] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:05,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:05,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-26 08:00:05,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167907636] [2023-08-26 08:00:05,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:05,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-26 08:00:05,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:05,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-26 08:00:05,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-26 08:00:05,281 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 472 [2023-08-26 08:00:05,282 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 158 transitions, 576 flow. Second operand has 3 states, 3 states have (on average 248.66666666666666) internal successors, (746), 3 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,282 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:05,282 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 472 [2023-08-26 08:00:05,282 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:05,551 INFO L124 PetriNetUnfolderBase]: 763/2717 cut-off events. [2023-08-26 08:00:05,551 INFO L125 PetriNetUnfolderBase]: For 435/455 co-relation queries the response was YES. [2023-08-26 08:00:05,554 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5532 conditions, 2717 events. 763/2717 cut-off events. For 435/455 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 21965 event pairs, 68 based on Foata normal form. 0/2447 useless extension candidates. Maximal degree in co-relation 5523. Up to 1255 conditions per place. [2023-08-26 08:00:05,560 INFO L140 encePairwiseOnDemand]: 469/472 looper letters, 69 selfloop transitions, 2 changer transitions 0/177 dead transitions. [2023-08-26 08:00:05,560 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 177 transitions, 758 flow [2023-08-26 08:00:05,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-26 08:00:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-26 08:00:05,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 805 transitions. [2023-08-26 08:00:05,562 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.568502824858757 [2023-08-26 08:00:05,562 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 805 transitions. [2023-08-26 08:00:05,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 805 transitions. [2023-08-26 08:00:05,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:05,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 805 transitions. [2023-08-26 08:00:05,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 268.3333333333333) internal successors, (805), 3 states have internal predecessors, (805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,565 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 472.0) internal successors, (1888), 4 states have internal predecessors, (1888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,566 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 472.0) internal successors, (1888), 4 states have internal predecessors, (1888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,566 INFO L175 Difference]: Start difference. First operand has 122 places, 158 transitions, 576 flow. Second operand 3 states and 805 transitions. [2023-08-26 08:00:05,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 177 transitions, 758 flow [2023-08-26 08:00:05,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 177 transitions, 758 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:05,573 INFO L231 Difference]: Finished difference. Result has 125 places, 158 transitions, 584 flow [2023-08-26 08:00:05,573 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=576, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=156, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=584, PETRI_PLACES=125, PETRI_TRANSITIONS=158} [2023-08-26 08:00:05,574 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, 14 predicate places. [2023-08-26 08:00:05,574 INFO L495 AbstractCegarLoop]: Abstraction has has 125 places, 158 transitions, 584 flow [2023-08-26 08:00:05,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 248.66666666666666) internal successors, (746), 3 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,575 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:05,575 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:05,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-26 08:00:05,575 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:05,575 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:05,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1030989448, now seen corresponding path program 1 times [2023-08-26 08:00:05,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:05,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446070151] [2023-08-26 08:00:05,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:05,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:05,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:05,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446070151] [2023-08-26 08:00:05,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446070151] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:05,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:05,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-26 08:00:05,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104864720] [2023-08-26 08:00:05,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:05,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:05,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:05,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:05,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:05,742 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 171 out of 472 [2023-08-26 08:00:05,743 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 125 places, 158 transitions, 584 flow. Second operand has 6 states, 6 states have (on average 173.0) internal successors, (1038), 6 states have internal predecessors, (1038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:05,743 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:05,744 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 171 of 472 [2023-08-26 08:00:05,744 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:06,566 INFO L124 PetriNetUnfolderBase]: 3703/7743 cut-off events. [2023-08-26 08:00:06,566 INFO L125 PetriNetUnfolderBase]: For 2413/2413 co-relation queries the response was YES. [2023-08-26 08:00:06,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18579 conditions, 7743 events. 3703/7743 cut-off events. For 2413/2413 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 53490 event pairs, 1360 based on Foata normal form. 0/6855 useless extension candidates. Maximal degree in co-relation 18568. Up to 4959 conditions per place. [2023-08-26 08:00:06,598 INFO L140 encePairwiseOnDemand]: 443/472 looper letters, 385 selfloop transitions, 66 changer transitions 0/459 dead transitions. [2023-08-26 08:00:06,598 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 459 transitions, 2579 flow [2023-08-26 08:00:06,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-26 08:00:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-26 08:00:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1365 transitions. [2023-08-26 08:00:06,601 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4819915254237288 [2023-08-26 08:00:06,601 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1365 transitions. [2023-08-26 08:00:06,601 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1365 transitions. [2023-08-26 08:00:06,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:06,604 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1365 transitions. [2023-08-26 08:00:06,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 227.5) internal successors, (1365), 6 states have internal predecessors, (1365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:06,609 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:06,610 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:06,610 INFO L175 Difference]: Start difference. First operand has 125 places, 158 transitions, 584 flow. Second operand 6 states and 1365 transitions. [2023-08-26 08:00:06,610 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 459 transitions, 2579 flow [2023-08-26 08:00:06,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 128 places, 459 transitions, 2567 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-26 08:00:06,621 INFO L231 Difference]: Finished difference. Result has 133 places, 221 transitions, 1126 flow [2023-08-26 08:00:06,622 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=580, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=158, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1126, PETRI_PLACES=133, PETRI_TRANSITIONS=221} [2023-08-26 08:00:06,622 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, 22 predicate places. [2023-08-26 08:00:06,622 INFO L495 AbstractCegarLoop]: Abstraction has has 133 places, 221 transitions, 1126 flow [2023-08-26 08:00:06,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 173.0) internal successors, (1038), 6 states have internal predecessors, (1038), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:06,623 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:06,623 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:06,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-26 08:00:06,623 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr5ASSERT_VIOLATIONASSERT === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:06,623 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:06,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1030989675, now seen corresponding path program 1 times [2023-08-26 08:00:06,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:06,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807862974] [2023-08-26 08:00:06,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:06,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:06,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:06,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:06,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807862974] [2023-08-26 08:00:06,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807862974] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:06,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:06,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-26 08:00:06,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095891984] [2023-08-26 08:00:06,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:06,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-26 08:00:06,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:06,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-26 08:00:06,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-26 08:00:06,744 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 173 out of 472 [2023-08-26 08:00:06,745 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 221 transitions, 1126 flow. Second operand has 5 states, 5 states have (on average 175.4) internal successors, (877), 5 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:06,745 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:06,745 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 173 of 472 [2023-08-26 08:00:06,745 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:07,404 INFO L124 PetriNetUnfolderBase]: 2779/6645 cut-off events. [2023-08-26 08:00:07,404 INFO L125 PetriNetUnfolderBase]: For 4078/4199 co-relation queries the response was YES. [2023-08-26 08:00:07,414 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17731 conditions, 6645 events. 2779/6645 cut-off events. For 4078/4199 co-relation queries the response was YES. Maximal size of possible extension queue 142. Compared 50383 event pairs, 1081 based on Foata normal form. 35/6049 useless extension candidates. Maximal degree in co-relation 17716. Up to 4323 conditions per place. [2023-08-26 08:00:07,427 INFO L140 encePairwiseOnDemand]: 465/472 looper letters, 239 selfloop transitions, 10 changer transitions 12/336 dead transitions. [2023-08-26 08:00:07,427 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 336 transitions, 2039 flow [2023-08-26 08:00:07,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-08-26 08:00:07,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2023-08-26 08:00:07,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1400 transitions. [2023-08-26 08:00:07,431 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.423728813559322 [2023-08-26 08:00:07,431 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1400 transitions. [2023-08-26 08:00:07,431 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1400 transitions. [2023-08-26 08:00:07,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:07,432 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1400 transitions. [2023-08-26 08:00:07,434 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 200.0) internal successors, (1400), 7 states have internal predecessors, (1400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,437 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 472.0) internal successors, (3776), 8 states have internal predecessors, (3776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,437 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 472.0) internal successors, (3776), 8 states have internal predecessors, (3776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,437 INFO L175 Difference]: Start difference. First operand has 133 places, 221 transitions, 1126 flow. Second operand 7 states and 1400 transitions. [2023-08-26 08:00:07,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 336 transitions, 2039 flow [2023-08-26 08:00:07,449 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 336 transitions, 2039 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:07,452 INFO L231 Difference]: Finished difference. Result has 144 places, 230 transitions, 1210 flow [2023-08-26 08:00:07,452 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=1126, PETRI_DIFFERENCE_MINUEND_PLACES=133, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=221, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=214, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1210, PETRI_PLACES=144, PETRI_TRANSITIONS=230} [2023-08-26 08:00:07,453 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, 33 predicate places. [2023-08-26 08:00:07,453 INFO L495 AbstractCegarLoop]: Abstraction has has 144 places, 230 transitions, 1210 flow [2023-08-26 08:00:07,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 175.4) internal successors, (877), 5 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,453 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:07,453 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:07,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-26 08:00:07,454 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONASSERT === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:07,454 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:07,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1060285465, now seen corresponding path program 1 times [2023-08-26 08:00:07,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:07,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705040101] [2023-08-26 08:00:07,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:07,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:07,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705040101] [2023-08-26 08:00:07,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705040101] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-26 08:00:07,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501001571] [2023-08-26 08:00:07,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:07,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-26 08:00:07,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-26 08:00:07,492 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) [2023-08-26 08:00:07,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-08-26 08:00:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:07,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-26 08:00:07,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-26 08:00:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:07,618 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-26 08:00:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:07,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501001571] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-26 08:00:07,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-26 08:00:07,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2023-08-26 08:00:07,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017165573] [2023-08-26 08:00:07,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-26 08:00:07,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:07,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:07,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:07,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:07,636 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 247 out of 472 [2023-08-26 08:00:07,637 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 230 transitions, 1210 flow. Second operand has 6 states, 6 states have (on average 249.16666666666666) internal successors, (1495), 6 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,637 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:07,637 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 247 of 472 [2023-08-26 08:00:07,637 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:07,678 INFO L124 PetriNetUnfolderBase]: 36/170 cut-off events. [2023-08-26 08:00:07,678 INFO L125 PetriNetUnfolderBase]: For 64/64 co-relation queries the response was YES. [2023-08-26 08:00:07,679 INFO L83 FinitePrefix]: Finished finitePrefix Result has 429 conditions, 170 events. 36/170 cut-off events. For 64/64 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 440 event pairs, 14 based on Foata normal form. 19/185 useless extension candidates. Maximal degree in co-relation 408. Up to 74 conditions per place. [2023-08-26 08:00:07,679 INFO L140 encePairwiseOnDemand]: 469/472 looper letters, 23 selfloop transitions, 2 changer transitions 20/67 dead transitions. [2023-08-26 08:00:07,679 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 67 transitions, 328 flow [2023-08-26 08:00:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-26 08:00:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-26 08:00:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1028 transitions. [2023-08-26 08:00:07,681 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5444915254237288 [2023-08-26 08:00:07,681 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 1028 transitions. [2023-08-26 08:00:07,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 1028 transitions. [2023-08-26 08:00:07,682 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:07,682 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 1028 transitions. [2023-08-26 08:00:07,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 257.0) internal successors, (1028), 4 states have internal predecessors, (1028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,685 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 472.0) internal successors, (2360), 5 states have internal predecessors, (2360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,686 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 472.0) internal successors, (2360), 5 states have internal predecessors, (2360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,686 INFO L175 Difference]: Start difference. First operand has 144 places, 230 transitions, 1210 flow. Second operand 4 states and 1028 transitions. [2023-08-26 08:00:07,686 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 67 transitions, 328 flow [2023-08-26 08:00:07,687 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 67 transitions, 217 flow, removed 14 selfloop flow, removed 17 redundant places. [2023-08-26 08:00:07,687 INFO L231 Difference]: Finished difference. Result has 62 places, 36 transitions, 81 flow [2023-08-26 08:00:07,687 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=103, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=81, PETRI_PLACES=62, PETRI_TRANSITIONS=36} [2023-08-26 08:00:07,688 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, -49 predicate places. [2023-08-26 08:00:07,688 INFO L495 AbstractCegarLoop]: Abstraction has has 62 places, 36 transitions, 81 flow [2023-08-26 08:00:07,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 249.16666666666666) internal successors, (1495), 6 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:07,688 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:07,689 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:07,696 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-08-26 08:00:07,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-08-26 08:00:07,895 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:07,896 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:07,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1278366554, now seen corresponding path program 1 times [2023-08-26 08:00:07,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:07,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246135223] [2023-08-26 08:00:07,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:07,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:08,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:08,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246135223] [2023-08-26 08:00:08,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246135223] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:08,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:08,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-26 08:00:08,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060813788] [2023-08-26 08:00:08,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:08,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:08,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:08,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:08,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:08,078 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 472 [2023-08-26 08:00:08,079 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 62 places, 36 transitions, 81 flow. Second operand has 6 states, 6 states have (on average 172.0) internal successors, (1032), 6 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,079 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:08,079 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 472 [2023-08-26 08:00:08,079 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:08,153 INFO L124 PetriNetUnfolderBase]: 58/154 cut-off events. [2023-08-26 08:00:08,153 INFO L125 PetriNetUnfolderBase]: For 29/29 co-relation queries the response was YES. [2023-08-26 08:00:08,154 INFO L83 FinitePrefix]: Finished finitePrefix Result has 350 conditions, 154 events. 58/154 cut-off events. For 29/29 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 243 event pairs, 48 based on Foata normal form. 0/154 useless extension candidates. Maximal degree in co-relation 338. Up to 126 conditions per place. [2023-08-26 08:00:08,154 INFO L140 encePairwiseOnDemand]: 466/472 looper letters, 36 selfloop transitions, 5 changer transitions 0/43 dead transitions. [2023-08-26 08:00:08,154 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 43 transitions, 185 flow [2023-08-26 08:00:08,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-26 08:00:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-26 08:00:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1056 transitions. [2023-08-26 08:00:08,157 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3728813559322034 [2023-08-26 08:00:08,157 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1056 transitions. [2023-08-26 08:00:08,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1056 transitions. [2023-08-26 08:00:08,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:08,157 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1056 transitions. [2023-08-26 08:00:08,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 176.0) internal successors, (1056), 6 states have internal predecessors, (1056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,161 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,162 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,162 INFO L175 Difference]: Start difference. First operand has 62 places, 36 transitions, 81 flow. Second operand 6 states and 1056 transitions. [2023-08-26 08:00:08,162 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 43 transitions, 185 flow [2023-08-26 08:00:08,162 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 52 places, 43 transitions, 178 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-26 08:00:08,163 INFO L231 Difference]: Finished difference. Result has 52 places, 35 transitions, 86 flow [2023-08-26 08:00:08,163 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=76, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=86, PETRI_PLACES=52, PETRI_TRANSITIONS=35} [2023-08-26 08:00:08,163 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, -59 predicate places. [2023-08-26 08:00:08,163 INFO L495 AbstractCegarLoop]: Abstraction has has 52 places, 35 transitions, 86 flow [2023-08-26 08:00:08,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 172.0) internal successors, (1032), 6 states have internal predecessors, (1032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,164 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:08,172 INFO L208 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] [2023-08-26 08:00:08,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-26 08:00:08,172 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr4ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE, t_funErr4ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2023-08-26 08:00:08,172 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:08,172 INFO L85 PathProgramCache]: Analyzing trace with hash 709670443, now seen corresponding path program 1 times [2023-08-26 08:00:08,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:08,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152575055] [2023-08-26 08:00:08,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:08,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:08,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:08,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152575055] [2023-08-26 08:00:08,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152575055] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:08,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:08,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-26 08:00:08,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040214669] [2023-08-26 08:00:08,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:08,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:08,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:08,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:08,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:08,409 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 169 out of 472 [2023-08-26 08:00:08,410 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 35 transitions, 86 flow. Second operand has 6 states, 6 states have (on average 174.33333333333334) internal successors, (1046), 6 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,410 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:08,410 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 169 of 472 [2023-08-26 08:00:08,410 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:08,456 INFO L124 PetriNetUnfolderBase]: 56/149 cut-off events. [2023-08-26 08:00:08,456 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 08:00:08,457 INFO L83 FinitePrefix]: Finished finitePrefix Result has 353 conditions, 149 events. 56/149 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 235 event pairs, 48 based on Foata normal form. 3/152 useless extension candidates. Maximal degree in co-relation 341. Up to 126 conditions per place. [2023-08-26 08:00:08,457 INFO L140 encePairwiseOnDemand]: 467/472 looper letters, 0 selfloop transitions, 0 changer transitions 42/42 dead transitions. [2023-08-26 08:00:08,457 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 42 transitions, 184 flow [2023-08-26 08:00:08,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-26 08:00:08,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-26 08:00:08,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1055 transitions. [2023-08-26 08:00:08,460 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.3725282485875706 [2023-08-26 08:00:08,460 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1055 transitions. [2023-08-26 08:00:08,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1055 transitions. [2023-08-26 08:00:08,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:08,460 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1055 transitions. [2023-08-26 08:00:08,462 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 175.83333333333334) internal successors, (1055), 6 states have internal predecessors, (1055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,465 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,466 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 472.0) internal successors, (3304), 7 states have internal predecessors, (3304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,466 INFO L175 Difference]: Start difference. First operand has 52 places, 35 transitions, 86 flow. Second operand 6 states and 1055 transitions. [2023-08-26 08:00:08,466 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 42 transitions, 184 flow [2023-08-26 08:00:08,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 42 transitions, 174 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-26 08:00:08,467 INFO L231 Difference]: Finished difference. Result has 51 places, 0 transitions, 0 flow [2023-08-26 08:00:08,467 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=472, PETRI_DIFFERENCE_MINUEND_FLOW=74, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=51, PETRI_TRANSITIONS=0} [2023-08-26 08:00:08,468 INFO L281 CegarLoopForPetriNet]: 111 programPoint places, -60 predicate places. [2023-08-26 08:00:08,469 INFO L495 AbstractCegarLoop]: Abstraction has has 51 places, 0 transitions, 0 flow [2023-08-26 08:00:08,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 174.33333333333334) internal successors, (1046), 6 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:08,471 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (18 of 19 remaining) [2023-08-26 08:00:08,471 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2023-08-26 08:00:08,471 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2023-08-26 08:00:08,473 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2023-08-26 08:00:08,473 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2023-08-26 08:00:08,473 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONASSERT (13 of 19 remaining) [2023-08-26 08:00:08,473 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONASSERT (7 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2023-08-26 08:00:08,474 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONASSERT (4 of 19 remaining) [2023-08-26 08:00:08,475 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2023-08-26 08:00:08,475 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2023-08-26 08:00:08,476 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2023-08-26 08:00:08,476 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2023-08-26 08:00:08,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-26 08:00:08,476 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:08,478 INFO L307 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2023-08-26 08:00:08,483 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 257 places, 285 transitions, 578 flow [2023-08-26 08:00:08,509 INFO L124 PetriNetUnfolderBase]: 46/401 cut-off events. [2023-08-26 08:00:08,510 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-26 08:00:08,511 INFO L83 FinitePrefix]: Finished finitePrefix Result has 407 conditions, 401 events. 46/401 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1627 event pairs, 0 based on Foata normal form. 0/332 useless extension candidates. Maximal degree in co-relation 216. Up to 8 conditions per place. [2023-08-26 08:00:08,511 INFO L82 GeneralOperation]: Start removeDead. Operand has 257 places, 285 transitions, 578 flow [2023-08-26 08:00:08,512 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 252 places, 278 transitions, 561 flow [2023-08-26 08:00:08,512 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 08:00:08,512 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 252 places, 278 transitions, 561 flow [2023-08-26 08:00:08,513 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 252 places, 278 transitions, 561 flow [2023-08-26 08:00:08,513 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 252 places, 278 transitions, 561 flow [2023-08-26 08:00:08,538 INFO L124 PetriNetUnfolderBase]: 44/394 cut-off events. [2023-08-26 08:00:08,538 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 08:00:08,539 INFO L83 FinitePrefix]: Finished finitePrefix Result has 399 conditions, 394 events. 44/394 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1605 event pairs, 0 based on Foata normal form. 0/326 useless extension candidates. Maximal degree in co-relation 216. Up to 8 conditions per place. [2023-08-26 08:00:08,546 INFO L119 LiptonReduction]: Number of co-enabled transitions 23180 [2023-08-26 08:00:13,422 INFO L134 LiptonReduction]: Checked pairs total: 109818 [2023-08-26 08:00:13,422 INFO L136 LiptonReduction]: Total number of compositions: 185 [2023-08-26 08:00:13,423 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2023-08-26 08:00:13,423 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@494a5ad1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-26 08:00:13,423 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-08-26 08:00:13,425 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-26 08:00:13,425 INFO L124 PetriNetUnfolderBase]: 8/35 cut-off events. [2023-08-26 08:00:13,425 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-26 08:00:13,425 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:13,425 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2023-08-26 08:00:13,426 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-08-26 08:00:13,426 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:13,426 INFO L85 PathProgramCache]: Analyzing trace with hash 784473238, now seen corresponding path program 1 times [2023-08-26 08:00:13,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:13,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027750798] [2023-08-26 08:00:13,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:13,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-26 08:00:13,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-26 08:00:13,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-26 08:00:13,462 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-26 08:00:13,462 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-26 08:00:13,462 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-08-26 08:00:13,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-26 08:00:13,463 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-08-26 08:00:13,463 INFO L307 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2023-08-26 08:00:13,464 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-26 08:00:13,464 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-08-26 08:00:13,491 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-26 08:00:13,493 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 342 places, 382 transitions, 782 flow [2023-08-26 08:00:13,542 INFO L124 PetriNetUnfolderBase]: 77/645 cut-off events. [2023-08-26 08:00:13,542 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-26 08:00:13,547 INFO L83 FinitePrefix]: Finished finitePrefix Result has 659 conditions, 645 events. 77/645 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 3228 event pairs, 0 based on Foata normal form. 0/530 useless extension candidates. Maximal degree in co-relation 403. Up to 12 conditions per place. [2023-08-26 08:00:13,548 INFO L82 GeneralOperation]: Start removeDead. Operand has 342 places, 382 transitions, 782 flow [2023-08-26 08:00:13,550 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 341 places, 380 transitions, 778 flow [2023-08-26 08:00:13,550 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-26 08:00:13,551 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 341 places, 380 transitions, 778 flow [2023-08-26 08:00:13,551 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 341 places, 380 transitions, 778 flow [2023-08-26 08:00:13,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 341 places, 380 transitions, 778 flow [2023-08-26 08:00:13,600 INFO L124 PetriNetUnfolderBase]: 76/643 cut-off events. [2023-08-26 08:00:13,601 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-26 08:00:13,606 INFO L83 FinitePrefix]: Finished finitePrefix Result has 657 conditions, 643 events. 76/643 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 3256 event pairs, 0 based on Foata normal form. 0/529 useless extension candidates. Maximal degree in co-relation 401. Up to 12 conditions per place. [2023-08-26 08:00:13,621 INFO L119 LiptonReduction]: Number of co-enabled transitions 66500 [2023-08-26 08:00:19,499 INFO L134 LiptonReduction]: Checked pairs total: 358541 [2023-08-26 08:00:19,499 INFO L136 LiptonReduction]: Total number of compositions: 251 [2023-08-26 08:00:19,501 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-26 08:00:19,501 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@494a5ad1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-26 08:00:19,501 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2023-08-26 08:00:19,504 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-26 08:00:19,504 INFO L124 PetriNetUnfolderBase]: 16/79 cut-off events. [2023-08-26 08:00:19,504 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-26 08:00:19,504 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:19,504 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:19,504 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [t_funErr5ASSERT_VIOLATIONASSERT, t_funErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2023-08-26 08:00:19,505 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:19,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1533804963, now seen corresponding path program 1 times [2023-08-26 08:00:19,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:19,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985432822] [2023-08-26 08:00:19,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:19,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:19,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:19,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:19,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985432822] [2023-08-26 08:00:19,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985432822] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:19,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:19,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-26 08:00:19,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59743577] [2023-08-26 08:00:19,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:19,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-26 08:00:19,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:19,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-26 08:00:19,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-26 08:00:19,528 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 337 out of 633 [2023-08-26 08:00:19,529 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 196 transitions, 410 flow. Second operand has 2 states, 2 states have (on average 339.0) internal successors, (678), 2 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:19,529 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:19,529 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 337 of 633 [2023-08-26 08:00:19,529 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:21,817 INFO L124 PetriNetUnfolderBase]: 17118/40076 cut-off events. [2023-08-26 08:00:21,817 INFO L125 PetriNetUnfolderBase]: For 182/264 co-relation queries the response was YES. [2023-08-26 08:00:21,871 INFO L83 FinitePrefix]: Finished finitePrefix Result has 64952 conditions, 40076 events. 17118/40076 cut-off events. For 182/264 co-relation queries the response was YES. Maximal size of possible extension queue 1117. Compared 446103 event pairs, 15876 based on Foata normal form. 6727/41909 useless extension candidates. Maximal degree in co-relation 29500. Up to 24756 conditions per place. [2023-08-26 08:00:21,993 INFO L140 encePairwiseOnDemand]: 600/633 looper letters, 64 selfloop transitions, 0 changer transitions 0/163 dead transitions. [2023-08-26 08:00:21,993 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 163 transitions, 472 flow [2023-08-26 08:00:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-26 08:00:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-26 08:00:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 771 transitions. [2023-08-26 08:00:21,995 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.6090047393364929 [2023-08-26 08:00:21,995 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 771 transitions. [2023-08-26 08:00:21,995 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 771 transitions. [2023-08-26 08:00:21,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:21,996 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 771 transitions. [2023-08-26 08:00:21,997 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 385.5) internal successors, (771), 2 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:21,998 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 633.0) internal successors, (1899), 3 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:21,999 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 633.0) internal successors, (1899), 3 states have internal predecessors, (1899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:21,999 INFO L175 Difference]: Start difference. First operand has 163 places, 196 transitions, 410 flow. Second operand 2 states and 771 transitions. [2023-08-26 08:00:21,999 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 163 transitions, 472 flow [2023-08-26 08:00:22,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 163 transitions, 472 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:22,001 INFO L231 Difference]: Finished difference. Result has 164 places, 163 transitions, 344 flow [2023-08-26 08:00:22,001 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=633, PETRI_DIFFERENCE_MINUEND_FLOW=344, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=344, PETRI_PLACES=164, PETRI_TRANSITIONS=163} [2023-08-26 08:00:22,002 INFO L281 CegarLoopForPetriNet]: 163 programPoint places, 1 predicate places. [2023-08-26 08:00:22,002 INFO L495 AbstractCegarLoop]: Abstraction has has 164 places, 163 transitions, 344 flow [2023-08-26 08:00:22,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 339.0) internal successors, (678), 2 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:22,002 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:22,002 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:22,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-26 08:00:22,003 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr5ASSERT_VIOLATIONASSERT, t_funErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2023-08-26 08:00:22,003 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:22,003 INFO L85 PathProgramCache]: Analyzing trace with hash -238761701, now seen corresponding path program 1 times [2023-08-26 08:00:22,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:22,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838941400] [2023-08-26 08:00:22,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:22,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:22,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:22,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838941400] [2023-08-26 08:00:22,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838941400] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:22,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:22,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-26 08:00:22,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446385645] [2023-08-26 08:00:22,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:22,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:22,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:22,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:22,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:22,143 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 233 out of 633 [2023-08-26 08:00:22,144 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 163 transitions, 344 flow. Second operand has 6 states, 6 states have (on average 234.5) internal successors, (1407), 6 states have internal predecessors, (1407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:22,144 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:22,144 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 233 of 633 [2023-08-26 08:00:22,144 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:45,765 INFO L124 PetriNetUnfolderBase]: 285845/440878 cut-off events. [2023-08-26 08:00:45,765 INFO L125 PetriNetUnfolderBase]: For 392/392 co-relation queries the response was YES. [2023-08-26 08:00:46,494 INFO L83 FinitePrefix]: Finished finitePrefix Result has 870687 conditions, 440878 events. 285845/440878 cut-off events. For 392/392 co-relation queries the response was YES. Maximal size of possible extension queue 5232. Compared 3889472 event pairs, 138228 based on Foata normal form. 0/370801 useless extension candidates. Maximal degree in co-relation 870682. Up to 287006 conditions per place. [2023-08-26 08:00:47,741 INFO L140 encePairwiseOnDemand]: 596/633 looper letters, 428 selfloop transitions, 82 changer transitions 0/529 dead transitions. [2023-08-26 08:00:47,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 529 transitions, 2102 flow [2023-08-26 08:00:47,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-26 08:00:47,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-26 08:00:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1911 transitions. [2023-08-26 08:00:47,745 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5031595576619273 [2023-08-26 08:00:47,745 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1911 transitions. [2023-08-26 08:00:47,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1911 transitions. [2023-08-26 08:00:47,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:47,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1911 transitions. [2023-08-26 08:00:47,748 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 318.5) internal successors, (1911), 6 states have internal predecessors, (1911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:47,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 633.0) internal successors, (4431), 7 states have internal predecessors, (4431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:47,752 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 633.0) internal successors, (4431), 7 states have internal predecessors, (4431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:47,752 INFO L175 Difference]: Start difference. First operand has 164 places, 163 transitions, 344 flow. Second operand 6 states and 1911 transitions. [2023-08-26 08:00:47,752 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 169 places, 529 transitions, 2102 flow [2023-08-26 08:00:47,755 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 529 transitions, 2102 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:47,758 INFO L231 Difference]: Finished difference. Result has 174 places, 242 transitions, 898 flow [2023-08-26 08:00:47,759 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=633, PETRI_DIFFERENCE_MINUEND_FLOW=344, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=898, PETRI_PLACES=174, PETRI_TRANSITIONS=242} [2023-08-26 08:00:47,759 INFO L281 CegarLoopForPetriNet]: 163 programPoint places, 11 predicate places. [2023-08-26 08:00:47,759 INFO L495 AbstractCegarLoop]: Abstraction has has 174 places, 242 transitions, 898 flow [2023-08-26 08:00:47,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 234.5) internal successors, (1407), 6 states have internal predecessors, (1407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:47,759 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:47,760 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:47,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-08-26 08:00:47,760 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONASSERT === [t_funErr5ASSERT_VIOLATIONASSERT, t_funErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2023-08-26 08:00:47,760 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:47,760 INFO L85 PathProgramCache]: Analyzing trace with hash -238761048, now seen corresponding path program 1 times [2023-08-26 08:00:47,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:47,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268457946] [2023-08-26 08:00:47,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:47,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:47,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:47,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:47,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268457946] [2023-08-26 08:00:47,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268457946] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:47,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:47,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-26 08:00:47,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734377967] [2023-08-26 08:00:47,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:47,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-26 08:00:47,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:47,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-26 08:00:47,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-26 08:00:47,800 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 329 out of 633 [2023-08-26 08:00:47,801 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 174 places, 242 transitions, 898 flow. Second operand has 3 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:47,801 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:47,801 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 329 of 633 [2023-08-26 08:00:47,801 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:00:51,199 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1773] L1013-19-->L1013-22: Formula: (let ((.cse0 (select |v_#race_253| |v_~#A~0.base_263|))) (and (= (select .cse0 (+ |v_~#A~0.offset_263| 2)) |v_t_funThread1of2ForFork0_#t~nondet8#1_25|) (= |v_t_funThread1of2ForFork0_#t~nondet8#1_25| (select .cse0 (+ |v_~#A~0.offset_263| 1))) (= (select .cse0 (+ |v_~#A~0.offset_263| 3)) |v_t_funThread1of2ForFork0_#t~nondet8#1_25|) (= (select .cse0 |v_~#A~0.offset_263|) |v_t_funThread1of2ForFork0_#t~nondet8#1_25|))) InVars {#race=|v_#race_253|, ~#A~0.offset=|v_~#A~0.offset_263|, ~#A~0.base=|v_~#A~0.base_263|, t_funThread1of2ForFork0_#t~nondet8#1=|v_t_funThread1of2ForFork0_#t~nondet8#1_25|} OutVars{#race=|v_#race_253|, ~#A~0.offset=|v_~#A~0.offset_263|, t_funThread1of2ForFork0_#t~post7#1=|v_t_funThread1of2ForFork0_#t~post7#1_15|, t_funThread1of2ForFork0_#t~mem6#1=|v_t_funThread1of2ForFork0_#t~mem6#1_13|, ~#A~0.base=|v_~#A~0.base_263|, t_funThread1of2ForFork0_#t~nondet8#1=|v_t_funThread1of2ForFork0_#t~nondet8#1_25|} AuxVars[] AssignedVars[t_funThread1of2ForFork0_#t~post7#1, t_funThread1of2ForFork0_#t~mem6#1][104], [Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 101#L1013-16true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 77#L1013-22true, 131#L1038-28true, 360#true, 345#true, 348#true]) [2023-08-26 08:00:51,199 INFO L294 olderBase$Statistics]: this new event has 55 ancestors and is cut-off event [2023-08-26 08:00:51,200 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is cut-off event [2023-08-26 08:00:51,200 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is cut-off event [2023-08-26 08:00:51,200 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is cut-off event [2023-08-26 08:00:51,502 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 101#L1013-16true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, 199#L1013-18true, t_funThread2of2ForFork0InUse, 360#true, 345#true, 275#L1038-30true]) [2023-08-26 08:00:51,502 INFO L294 olderBase$Statistics]: this new event has 55 ancestors and is not cut-off event [2023-08-26 08:00:51,502 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is not cut-off event [2023-08-26 08:00:51,502 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is not cut-off event [2023-08-26 08:00:51,502 INFO L297 olderBase$Statistics]: existing Event has 55 ancestors and is not cut-off event [2023-08-26 08:00:51,627 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 101#L1013-16true, 114#L1013-19true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, t_funThread2of2ForFork0InUse, 360#true, 345#true, 275#L1038-30true]) [2023-08-26 08:00:51,627 INFO L294 olderBase$Statistics]: this new event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,628 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,628 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,628 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,628 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1701] L1013-19-->L1013-21: Formula: (let ((.cse0 (select |v_#race_235| |v_~#A~0.base_239|))) (and (= |v_t_funThread2of2ForFork0_#t~nondet8#1_23| (select .cse0 (+ |v_~#A~0.offset_239| 2))) (= |v_t_funThread2of2ForFork0_#t~nondet8#1_23| (select .cse0 (+ |v_~#A~0.offset_239| 1))) (= |v_t_funThread2of2ForFork0_#t~nondet8#1_23| (select .cse0 |v_~#A~0.offset_239|)) (= (select .cse0 (+ |v_~#A~0.offset_239| 3)) |v_t_funThread2of2ForFork0_#t~nondet8#1_23|))) InVars {#race=|v_#race_235|, t_funThread2of2ForFork0_#t~nondet8#1=|v_t_funThread2of2ForFork0_#t~nondet8#1_23|, ~#A~0.offset=|v_~#A~0.offset_239|, ~#A~0.base=|v_~#A~0.base_239|} OutVars{#race=|v_#race_235|, t_funThread2of2ForFork0_#t~nondet8#1=|v_t_funThread2of2ForFork0_#t~nondet8#1_23|, ~#A~0.offset=|v_~#A~0.offset_239|, t_funThread2of2ForFork0_#t~mem6#1=|v_t_funThread2of2ForFork0_#t~mem6#1_9|, ~#A~0.base=|v_~#A~0.base_239|} AuxVars[] AssignedVars[t_funThread2of2ForFork0_#t~mem6#1][127], [183#L1013-21true, Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), 199#L1013-18true, t_funThread2of2ForFork0InUse, 131#L1038-28true, 360#true, 345#true, 348#true]) [2023-08-26 08:00:51,628 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is cut-off event [2023-08-26 08:00:51,628 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is cut-off event [2023-08-26 08:00:51,628 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is cut-off event [2023-08-26 08:00:51,628 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is cut-off event [2023-08-26 08:00:51,629 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, 199#L1013-18true, t_funThread2of2ForFork0InUse, 360#true, 345#true, 275#L1038-30true, 232#L1013-17true]) [2023-08-26 08:00:51,629 INFO L294 olderBase$Statistics]: this new event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,629 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,629 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,629 INFO L297 olderBase$Statistics]: existing Event has 56 ancestors and is not cut-off event [2023-08-26 08:00:51,756 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1701] L1013-19-->L1013-21: Formula: (let ((.cse0 (select |v_#race_235| |v_~#A~0.base_239|))) (and (= |v_t_funThread2of2ForFork0_#t~nondet8#1_23| (select .cse0 (+ |v_~#A~0.offset_239| 2))) (= |v_t_funThread2of2ForFork0_#t~nondet8#1_23| (select .cse0 (+ |v_~#A~0.offset_239| 1))) (= |v_t_funThread2of2ForFork0_#t~nondet8#1_23| (select .cse0 |v_~#A~0.offset_239|)) (= (select .cse0 (+ |v_~#A~0.offset_239| 3)) |v_t_funThread2of2ForFork0_#t~nondet8#1_23|))) InVars {#race=|v_#race_235|, t_funThread2of2ForFork0_#t~nondet8#1=|v_t_funThread2of2ForFork0_#t~nondet8#1_23|, ~#A~0.offset=|v_~#A~0.offset_239|, ~#A~0.base=|v_~#A~0.base_239|} OutVars{#race=|v_#race_235|, t_funThread2of2ForFork0_#t~nondet8#1=|v_t_funThread2of2ForFork0_#t~nondet8#1_23|, ~#A~0.offset=|v_~#A~0.offset_239|, t_funThread2of2ForFork0_#t~mem6#1=|v_t_funThread2of2ForFork0_#t~mem6#1_9|, ~#A~0.base=|v_~#A~0.base_239|} AuxVars[] AssignedVars[t_funThread2of2ForFork0_#t~mem6#1][127], [183#L1013-21true, Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 114#L1013-19true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 131#L1038-28true, 360#true, 345#true, 348#true]) [2023-08-26 08:00:51,756 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is cut-off event [2023-08-26 08:00:51,756 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-26 08:00:51,756 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-26 08:00:51,756 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is cut-off event [2023-08-26 08:00:51,757 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 114#L1013-19true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, t_funThread2of2ForFork0InUse, 360#true, 345#true, 275#L1038-30true, 232#L1013-17true]) [2023-08-26 08:00:51,757 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,757 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,757 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,757 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,758 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), 199#L1013-18true, t_funThread2of2ForFork0InUse, Black: 348#true, 360#true, 345#true, 108#L1013-18true, 275#L1038-30true]) [2023-08-26 08:00:51,758 INFO L294 olderBase$Statistics]: this new event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,758 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,758 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,758 INFO L297 olderBase$Statistics]: existing Event has 57 ancestors and is not cut-off event [2023-08-26 08:00:51,883 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 114#L1013-19true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, t_funThread2of2ForFork0InUse, 360#true, 345#true, 108#L1013-18true, 275#L1038-30true]) [2023-08-26 08:00:51,883 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,883 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,883 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,883 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,885 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, 199#L1013-18true, t_funThread2of2ForFork0InUse, 86#L1013-19true, 360#true, 345#true, 275#L1038-30true]) [2023-08-26 08:00:51,885 INFO L294 olderBase$Statistics]: this new event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,885 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,885 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is not cut-off event [2023-08-26 08:00:51,885 INFO L297 olderBase$Statistics]: existing Event has 58 ancestors and is not cut-off event [2023-08-26 08:00:52,010 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 114#L1013-19true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, t_funThread2of2ForFork0InUse, 86#L1013-19true, 360#true, 345#true, 275#L1038-30true]) [2023-08-26 08:00:52,011 INFO L294 olderBase$Statistics]: this new event has 59 ancestors and is not cut-off event [2023-08-26 08:00:52,011 INFO L297 olderBase$Statistics]: existing Event has 59 ancestors and is not cut-off event [2023-08-26 08:00:52,011 INFO L297 olderBase$Statistics]: existing Event has 59 ancestors and is not cut-off event [2023-08-26 08:00:52,011 INFO L297 olderBase$Statistics]: existing Event has 59 ancestors and is not cut-off event [2023-08-26 08:00:53,193 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1825] L1013-41-->L1013-45: Formula: (let ((.cse0 (select |v_#race_263| |v_~#A~0.base_287|))) (and (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 (+ |v_~#A~0.offset_287| 2))) (= (select .cse0 (+ |v_~#A~0.offset_287| 3)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= (select .cse0 (+ |v_~#A~0.offset_287| 1)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 |v_~#A~0.offset_287|)))) InVars {#race=|v_#race_263|, ~#A~0.offset=|v_~#A~0.offset_287|, t_funThread1of2ForFork0_#t~nondet12#1=|v_t_funThread1of2ForFork0_#t~nondet12#1_26|, ~#A~0.base=|v_~#A~0.base_287|} OutVars{#race=|v_#race_263|, t_funThread1of2ForFork0_#t~post11#1=|v_t_funThread1of2ForFork0_#t~post11#1_13|, ~#A~0.offset=|v_~#A~0.offset_287|, ~#A~0.base=|v_~#A~0.base_287|, t_funThread1of2ForFork0_#t~mem10#1=|v_t_funThread1of2ForFork0_#t~mem10#1_15|} AuxVars[] AssignedVars[t_funThread1of2ForFork0_#t~post11#1, t_funThread1of2ForFork0_#t~nondet12#1, t_funThread1of2ForFork0_#t~mem10#1][204], [101#L1013-16true, Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 283#L1013-45true, 131#L1038-28true, 360#true, 345#true, 348#true]) [2023-08-26 08:00:53,194 INFO L294 olderBase$Statistics]: this new event has 69 ancestors and is cut-off event [2023-08-26 08:00:53,194 INFO L297 olderBase$Statistics]: existing Event has 69 ancestors and is cut-off event [2023-08-26 08:00:53,194 INFO L297 olderBase$Statistics]: existing Event has 69 ancestors and is cut-off event [2023-08-26 08:00:53,194 INFO L297 olderBase$Statistics]: existing Event has 69 ancestors and is cut-off event [2023-08-26 08:00:53,334 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, Black: 348#true, 360#true, 345#true, 275#L1038-30true, 144#L1013-40true, 232#L1013-17true]) [2023-08-26 08:00:53,334 INFO L294 olderBase$Statistics]: this new event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,334 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,334 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,334 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,337 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), 101#L1013-16true, Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, t_funThread2of2ForFork0InUse, 360#true, 345#true, 275#L1038-30true, 293#L1013-41true]) [2023-08-26 08:00:53,337 INFO L294 olderBase$Statistics]: this new event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,337 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,337 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,337 INFO L297 olderBase$Statistics]: existing Event has 70 ancestors and is not cut-off event [2023-08-26 08:00:53,402 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, Black: 348#true, 360#true, 345#true, 108#L1013-18true, 275#L1038-30true, 144#L1013-40true]) [2023-08-26 08:00:53,402 INFO L294 olderBase$Statistics]: this new event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,402 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,402 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,402 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,406 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, Black: 348#true, 360#true, 345#true, 275#L1038-30true, 293#L1013-41true, 232#L1013-17true]) [2023-08-26 08:00:53,406 INFO L294 olderBase$Statistics]: this new event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,406 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,406 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,406 INFO L297 olderBase$Statistics]: existing Event has 71 ancestors and is not cut-off event [2023-08-26 08:00:53,477 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1825] L1013-41-->L1013-45: Formula: (let ((.cse0 (select |v_#race_263| |v_~#A~0.base_287|))) (and (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 (+ |v_~#A~0.offset_287| 2))) (= (select .cse0 (+ |v_~#A~0.offset_287| 3)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= (select .cse0 (+ |v_~#A~0.offset_287| 1)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 |v_~#A~0.offset_287|)))) InVars {#race=|v_#race_263|, ~#A~0.offset=|v_~#A~0.offset_287|, t_funThread1of2ForFork0_#t~nondet12#1=|v_t_funThread1of2ForFork0_#t~nondet12#1_26|, ~#A~0.base=|v_~#A~0.base_287|} OutVars{#race=|v_#race_263|, t_funThread1of2ForFork0_#t~post11#1=|v_t_funThread1of2ForFork0_#t~post11#1_13|, ~#A~0.offset=|v_~#A~0.offset_287|, ~#A~0.base=|v_~#A~0.base_287|, t_funThread1of2ForFork0_#t~mem10#1=|v_t_funThread1of2ForFork0_#t~mem10#1_15|} AuxVars[] AssignedVars[t_funThread1of2ForFork0_#t~post11#1, t_funThread1of2ForFork0_#t~nondet12#1, t_funThread1of2ForFork0_#t~mem10#1][204], [183#L1013-21true, Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread1of2ForFork0InUse, Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 283#L1013-45true, 131#L1038-28true, 360#true, 345#true, 348#true]) [2023-08-26 08:00:53,477 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is cut-off event [2023-08-26 08:00:53,477 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2023-08-26 08:00:53,477 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2023-08-26 08:00:53,477 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2023-08-26 08:00:53,478 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, Black: 348#true, 86#L1013-19true, 360#true, 345#true, 275#L1038-30true, 144#L1013-40true]) [2023-08-26 08:00:53,478 INFO L294 olderBase$Statistics]: this new event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,478 INFO L297 olderBase$Statistics]: existing Event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,478 INFO L297 olderBase$Statistics]: existing Event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,479 INFO L297 olderBase$Statistics]: existing Event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,482 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, Black: 348#true, 360#true, 345#true, 108#L1013-18true, 275#L1038-30true, 293#L1013-41true]) [2023-08-26 08:00:53,482 INFO L294 olderBase$Statistics]: this new event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,482 INFO L297 olderBase$Statistics]: existing Event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,482 INFO L297 olderBase$Statistics]: existing Event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,482 INFO L297 olderBase$Statistics]: existing Event has 72 ancestors and is not cut-off event [2023-08-26 08:00:53,542 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1825] L1013-41-->L1013-45: Formula: (let ((.cse0 (select |v_#race_263| |v_~#A~0.base_287|))) (and (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 (+ |v_~#A~0.offset_287| 2))) (= (select .cse0 (+ |v_~#A~0.offset_287| 3)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= (select .cse0 (+ |v_~#A~0.offset_287| 1)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 |v_~#A~0.offset_287|)))) InVars {#race=|v_#race_263|, ~#A~0.offset=|v_~#A~0.offset_287|, t_funThread1of2ForFork0_#t~nondet12#1=|v_t_funThread1of2ForFork0_#t~nondet12#1_26|, ~#A~0.base=|v_~#A~0.base_287|} OutVars{#race=|v_#race_263|, t_funThread1of2ForFork0_#t~post11#1=|v_t_funThread1of2ForFork0_#t~post11#1_13|, ~#A~0.offset=|v_~#A~0.offset_287|, ~#A~0.base=|v_~#A~0.base_287|, t_funThread1of2ForFork0_#t~mem10#1=|v_t_funThread1of2ForFork0_#t~mem10#1_15|} AuxVars[] AssignedVars[t_funThread1of2ForFork0_#t~post11#1, t_funThread1of2ForFork0_#t~nondet12#1, t_funThread1of2ForFork0_#t~mem10#1][204], [Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 283#L1013-45true, 131#L1038-28true, 360#true, 345#true, 348#true, 263#L1013-47true]) [2023-08-26 08:00:53,542 INFO L294 olderBase$Statistics]: this new event has 74 ancestors and is cut-off event [2023-08-26 08:00:53,542 INFO L297 olderBase$Statistics]: existing Event has 74 ancestors and is cut-off event [2023-08-26 08:00:53,542 INFO L297 olderBase$Statistics]: existing Event has 74 ancestors and is cut-off event [2023-08-26 08:00:53,542 INFO L297 olderBase$Statistics]: existing Event has 74 ancestors and is cut-off event [2023-08-26 08:00:53,544 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1237] L1038-29-->L1038-30: Formula: (= (store |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19| (store (select |v_#race_22| |v_ULTIMATE.start_main_~d~0#1.base_19|) |v_ULTIMATE.start_main_~d~0#1.offset_19| 0)) |v_#race_21|) InVars {#race=|v_#race_22|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} OutVars{#race=|v_#race_21|, ULTIMATE.start_main_~d~0#1.base=|v_ULTIMATE.start_main_~d~0#1.base_19|, ULTIMATE.start_main_~d~0#1.offset=|v_ULTIMATE.start_main_~d~0#1.offset_19|} AuxVars[] AssignedVars[#race][147], [350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 348#true, t_funThread2of2ForFork0InUse, 86#L1013-19true, 360#true, 345#true, 275#L1038-30true, 293#L1013-41true]) [2023-08-26 08:00:53,544 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is not cut-off event [2023-08-26 08:00:53,544 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is not cut-off event [2023-08-26 08:00:53,544 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is not cut-off event [2023-08-26 08:00:53,544 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is not cut-off event [2023-08-26 08:00:53,841 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1825] L1013-41-->L1013-45: Formula: (let ((.cse0 (select |v_#race_263| |v_~#A~0.base_287|))) (and (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 (+ |v_~#A~0.offset_287| 2))) (= (select .cse0 (+ |v_~#A~0.offset_287| 3)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= (select .cse0 (+ |v_~#A~0.offset_287| 1)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 |v_~#A~0.offset_287|)))) InVars {#race=|v_#race_263|, ~#A~0.offset=|v_~#A~0.offset_287|, t_funThread1of2ForFork0_#t~nondet12#1=|v_t_funThread1of2ForFork0_#t~nondet12#1_26|, ~#A~0.base=|v_~#A~0.base_287|} OutVars{#race=|v_#race_263|, t_funThread1of2ForFork0_#t~post11#1=|v_t_funThread1of2ForFork0_#t~post11#1_13|, ~#A~0.offset=|v_~#A~0.offset_287|, ~#A~0.base=|v_~#A~0.base_287|, t_funThread1of2ForFork0_#t~mem10#1=|v_t_funThread1of2ForFork0_#t~mem10#1_15|} AuxVars[] AssignedVars[t_funThread1of2ForFork0_#t~post11#1, t_funThread1of2ForFork0_#t~nondet12#1, t_funThread1of2ForFork0_#t~mem10#1][204], [42#L1013-29true, Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), 283#L1013-45true, t_funThread2of2ForFork0InUse, 131#L1038-28true, 360#true, 345#true, 348#true]) [2023-08-26 08:00:53,841 INFO L294 olderBase$Statistics]: this new event has 76 ancestors and is cut-off event [2023-08-26 08:00:53,841 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2023-08-26 08:00:53,841 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2023-08-26 08:00:53,841 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2023-08-26 08:00:54,019 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1825] L1013-41-->L1013-45: Formula: (let ((.cse0 (select |v_#race_263| |v_~#A~0.base_287|))) (and (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 (+ |v_~#A~0.offset_287| 2))) (= (select .cse0 (+ |v_~#A~0.offset_287| 3)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= (select .cse0 (+ |v_~#A~0.offset_287| 1)) |v_t_funThread1of2ForFork0_#t~nondet12#1_26|) (= |v_t_funThread1of2ForFork0_#t~nondet12#1_26| (select .cse0 |v_~#A~0.offset_287|)))) InVars {#race=|v_#race_263|, ~#A~0.offset=|v_~#A~0.offset_287|, t_funThread1of2ForFork0_#t~nondet12#1=|v_t_funThread1of2ForFork0_#t~nondet12#1_26|, ~#A~0.base=|v_~#A~0.base_287|} OutVars{#race=|v_#race_263|, t_funThread1of2ForFork0_#t~post11#1=|v_t_funThread1of2ForFork0_#t~post11#1_13|, ~#A~0.offset=|v_~#A~0.offset_287|, ~#A~0.base=|v_~#A~0.base_287|, t_funThread1of2ForFork0_#t~mem10#1=|v_t_funThread1of2ForFork0_#t~mem10#1_15|} AuxVars[] AssignedVars[t_funThread1of2ForFork0_#t~post11#1, t_funThread1of2ForFork0_#t~nondet12#1, t_funThread1of2ForFork0_#t~mem10#1][204], [Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 283#L1013-45true, 131#L1038-28true, 360#true, 345#true, 325#L1013-35true, 348#true]) [2023-08-26 08:00:54,020 INFO L294 olderBase$Statistics]: this new event has 81 ancestors and is cut-off event [2023-08-26 08:00:54,020 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2023-08-26 08:00:54,020 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2023-08-26 08:00:54,020 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2023-08-26 08:00:54,043 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1743] L1013-36-->L1013-38: Formula: (= (store |v_#race_240| |v_~#A~0.base_253| (store (select |v_#race_240| |v_~#A~0.base_253|) |v_~#A~0.offset_253| |v_t_funThread2of2ForFork0_#t~nondet12#1_19|)) |v_#race_239|) InVars {#race=|v_#race_240|, ~#A~0.offset=|v_~#A~0.offset_253|, ~#A~0.base=|v_~#A~0.base_253|} OutVars{#race=|v_#race_239|, ~#A~0.offset=|v_~#A~0.offset_253|, t_funThread2of2ForFork0_#t~nondet12#1=|v_t_funThread2of2ForFork0_#t~nondet12#1_19|, ~#A~0.base=|v_~#A~0.base_253|} AuxVars[] AssignedVars[#race, t_funThread2of2ForFork0_#t~nondet12#1][201], [Black: 350#(= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0), Black: 353#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 3)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), Black: 351#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0)), t_funThread1of2ForFork0InUse, 224#L1013-38true, Black: 352#(and (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) |ULTIMATE.start_main_~d~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~d~0#1.base|) (+ |ULTIMATE.start_main_~d~0#1.offset| 2)) 0)), t_funThread2of2ForFork0InUse, 131#L1038-28true, 360#true, 345#true, 348#true, 293#L1013-41true]) [2023-08-26 08:00:54,043 INFO L294 olderBase$Statistics]: this new event has 82 ancestors and is cut-off event [2023-08-26 08:00:54,043 INFO L297 olderBase$Statistics]: existing Event has 82 ancestors and is cut-off event [2023-08-26 08:00:54,043 INFO L297 olderBase$Statistics]: existing Event has 82 ancestors and is cut-off event [2023-08-26 08:00:54,043 INFO L297 olderBase$Statistics]: existing Event has 82 ancestors and is cut-off event [2023-08-26 08:00:54,184 INFO L124 PetriNetUnfolderBase]: 40597/94026 cut-off events. [2023-08-26 08:00:54,184 INFO L125 PetriNetUnfolderBase]: For 18824/23198 co-relation queries the response was YES. [2023-08-26 08:00:54,391 INFO L83 FinitePrefix]: Finished finitePrefix Result has 187613 conditions, 94026 events. 40597/94026 cut-off events. For 18824/23198 co-relation queries the response was YES. Maximal size of possible extension queue 2430. Compared 1139729 event pairs, 15774 based on Foata normal form. 312/84486 useless extension candidates. Maximal degree in co-relation 187603. Up to 50531 conditions per place. [2023-08-26 08:00:54,629 INFO L140 encePairwiseOnDemand]: 630/633 looper letters, 98 selfloop transitions, 2 changer transitions 0/262 dead transitions. [2023-08-26 08:00:54,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 262 transitions, 1140 flow [2023-08-26 08:00:54,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-26 08:00:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-26 08:00:54,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1072 transitions. [2023-08-26 08:00:54,632 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.564507635597683 [2023-08-26 08:00:54,632 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1072 transitions. [2023-08-26 08:00:54,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1072 transitions. [2023-08-26 08:00:54,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:00:54,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1072 transitions. [2023-08-26 08:00:54,634 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 357.3333333333333) internal successors, (1072), 3 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:54,636 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 633.0) internal successors, (2532), 4 states have internal predecessors, (2532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:54,636 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 633.0) internal successors, (2532), 4 states have internal predecessors, (2532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:54,636 INFO L175 Difference]: Start difference. First operand has 174 places, 242 transitions, 898 flow. Second operand 3 states and 1072 transitions. [2023-08-26 08:00:54,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 262 transitions, 1140 flow [2023-08-26 08:00:54,805 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 262 transitions, 1140 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-26 08:00:54,807 INFO L231 Difference]: Finished difference. Result has 177 places, 243 transitions, 910 flow [2023-08-26 08:00:54,808 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=633, PETRI_DIFFERENCE_MINUEND_FLOW=898, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=242, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=910, PETRI_PLACES=177, PETRI_TRANSITIONS=243} [2023-08-26 08:00:54,808 INFO L281 CegarLoopForPetriNet]: 163 programPoint places, 14 predicate places. [2023-08-26 08:00:54,808 INFO L495 AbstractCegarLoop]: Abstraction has has 177 places, 243 transitions, 910 flow [2023-08-26 08:00:54,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 330.6666666666667) internal successors, (992), 3 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:54,808 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:00:54,808 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:00:54,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-08-26 08:00:54,809 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr5ASSERT_VIOLATIONASSERT, t_funErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2023-08-26 08:00:54,809 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:00:54,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1560548758, now seen corresponding path program 1 times [2023-08-26 08:00:54,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:00:54,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50256940] [2023-08-26 08:00:54,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:00:54,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:00:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:00:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:00:54,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:00:54,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50256940] [2023-08-26 08:00:54,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50256940] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:00:54,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:00:54,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-26 08:00:54,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635331380] [2023-08-26 08:00:54,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:00:54,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-26 08:00:54,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:00:54,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-26 08:00:54,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-26 08:00:54,919 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 633 [2023-08-26 08:00:54,920 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 243 transitions, 910 flow. Second operand has 6 states, 6 states have (on average 217.83333333333334) internal successors, (1307), 6 states have internal predecessors, (1307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:00:54,920 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:00:54,920 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 633 [2023-08-26 08:00:54,920 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-26 08:01:58,317 INFO L124 PetriNetUnfolderBase]: 583817/905476 cut-off events. [2023-08-26 08:01:58,317 INFO L125 PetriNetUnfolderBase]: For 292930/292930 co-relation queries the response was YES. [2023-08-26 08:02:00,595 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2141761 conditions, 905476 events. 583817/905476 cut-off events. For 292930/292930 co-relation queries the response was YES. Maximal size of possible extension queue 11435. Compared 8691887 event pairs, 135479 based on Foata normal form. 0/784970 useless extension candidates. Maximal degree in co-relation 2141749. Up to 370100 conditions per place. [2023-08-26 08:02:03,376 INFO L140 encePairwiseOnDemand]: 567/633 looper letters, 808 selfloop transitions, 308 changer transitions 0/1133 dead transitions. [2023-08-26 08:02:03,377 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 1133 transitions, 6578 flow [2023-08-26 08:02:03,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-26 08:02:03,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-26 08:02:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2018 transitions. [2023-08-26 08:02:03,380 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.531332280147446 [2023-08-26 08:02:03,380 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 2018 transitions. [2023-08-26 08:02:03,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 2018 transitions. [2023-08-26 08:02:03,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-26 08:02:03,382 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 2018 transitions. [2023-08-26 08:02:03,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 336.3333333333333) internal successors, (2018), 6 states have internal predecessors, (2018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:02:03,387 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 633.0) internal successors, (4431), 7 states have internal predecessors, (4431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:02:03,387 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 633.0) internal successors, (4431), 7 states have internal predecessors, (4431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:02:03,387 INFO L175 Difference]: Start difference. First operand has 177 places, 243 transitions, 910 flow. Second operand 6 states and 2018 transitions. [2023-08-26 08:02:03,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 1133 transitions, 6578 flow [2023-08-26 08:02:13,279 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 1133 transitions, 6572 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-26 08:02:13,286 INFO L231 Difference]: Finished difference. Result has 186 places, 575 transitions, 3996 flow [2023-08-26 08:02:13,286 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=633, PETRI_DIFFERENCE_MINUEND_FLOW=908, PETRI_DIFFERENCE_MINUEND_PLACES=176, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3996, PETRI_PLACES=186, PETRI_TRANSITIONS=575} [2023-08-26 08:02:13,286 INFO L281 CegarLoopForPetriNet]: 163 programPoint places, 23 predicate places. [2023-08-26 08:02:13,286 INFO L495 AbstractCegarLoop]: Abstraction has has 186 places, 575 transitions, 3996 flow [2023-08-26 08:02:13,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 217.83333333333334) internal successors, (1307), 6 states have internal predecessors, (1307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:02:13,287 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-26 08:02:13,287 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-26 08:02:13,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-08-26 08:02:13,287 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr5ASSERT_VIOLATIONASSERT === [t_funErr5ASSERT_VIOLATIONASSERT, t_funErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2023-08-26 08:02:13,287 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-26 08:02:13,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1560548381, now seen corresponding path program 1 times [2023-08-26 08:02:13,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-26 08:02:13,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85935566] [2023-08-26 08:02:13,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-26 08:02:13,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-26 08:02:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-26 08:02:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-26 08:02:13,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-26 08:02:13,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85935566] [2023-08-26 08:02:13,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85935566] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-26 08:02:13,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-26 08:02:13,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-08-26 08:02:13,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926878279] [2023-08-26 08:02:13,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-26 08:02:13,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-26 08:02:13,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-26 08:02:13,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-26 08:02:13,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-08-26 08:02:13,379 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 218 out of 633 [2023-08-26 08:02:13,379 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 575 transitions, 3996 flow. Second operand has 5 states, 5 states have (on average 220.2) internal successors, (1101), 5 states have internal predecessors, (1101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-26 08:02:13,380 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-26 08:02:13,380 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 218 of 633 [2023-08-26 08:02:13,380 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand