./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57356a47c1e9533c32a5036af0336a5d2dbdf5bea55ed5f64606bf9ec7afd35e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 18:04:16,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 18:04:16,836 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-22 18:04:16,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 18:04:16,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 18:04:16,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 18:04:16,875 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 18:04:16,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 18:04:16,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 18:04:16,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 18:04:16,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 18:04:16,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 18:04:16,878 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 18:04:16,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 18:04:16,880 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 18:04:16,880 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 18:04:16,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 18:04:16,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 18:04:16,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 18:04:16,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 18:04:16,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 18:04:16,886 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 18:04:16,886 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-22 18:04:16,886 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 18:04:16,886 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-22 18:04:16,887 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 18:04:16,887 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 18:04:16,887 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 18:04:16,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 18:04:16,888 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 18:04:16,888 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 18:04:16,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 18:04:16,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 18:04:16,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 18:04:16,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 18:04:16,889 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 18:04:16,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 18:04:16,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 18:04:16,889 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 18:04:16,889 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 18:04:16,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 18:04:16,890 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57356a47c1e9533c32a5036af0336a5d2dbdf5bea55ed5f64606bf9ec7afd35e [2024-11-22 18:04:17,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 18:04:17,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 18:04:17,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 18:04:17,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 18:04:17,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 18:04:17,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i [2024-11-22 18:04:18,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 18:04:18,824 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 18:04:18,825 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i [2024-11-22 18:04:18,846 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7907780e/e532a97d6e334cf096c6d59a406f9cc8/FLAG736dcc334 [2024-11-22 18:04:19,154 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7907780e/e532a97d6e334cf096c6d59a406f9cc8 [2024-11-22 18:04:19,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 18:04:19,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 18:04:19,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 18:04:19,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 18:04:19,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 18:04:19,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c749a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19, skipping insertion in model container [2024-11-22 18:04:19,171 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,221 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 18:04:19,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 18:04:19,667 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 18:04:19,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 18:04:19,783 INFO L204 MainTranslator]: Completed translation [2024-11-22 18:04:19,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19 WrapperNode [2024-11-22 18:04:19,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 18:04:19,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 18:04:19,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 18:04:19,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 18:04:19,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,842 INFO L138 Inliner]: procedures = 159, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 218 [2024-11-22 18:04:19,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 18:04:19,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 18:04:19,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 18:04:19,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 18:04:19,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,877 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,890 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 18:04:19,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 18:04:19,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 18:04:19,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 18:04:19,892 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (1/1) ... [2024-11-22 18:04:19,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 18:04:19,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 18:04:19,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 18:04:19,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 18:04:19,974 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-22 18:04:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 18:04:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 18:04:19,975 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-11-22 18:04:19,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-11-22 18:04:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-22 18:04:19,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 18:04:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 18:04:19,977 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-22 18:04:20,123 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 18:04:20,125 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 18:04:20,467 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-22 18:04:20,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 18:04:20,532 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 18:04:20,532 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-22 18:04:20,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:04:20 BoogieIcfgContainer [2024-11-22 18:04:20,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 18:04:20,535 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 18:04:20,535 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 18:04:20,540 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 18:04:20,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 06:04:19" (1/3) ... [2024-11-22 18:04:20,541 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c4937c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 06:04:20, skipping insertion in model container [2024-11-22 18:04:20,541 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 06:04:19" (2/3) ... [2024-11-22 18:04:20,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c4937c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 06:04:20, skipping insertion in model container [2024-11-22 18:04:20,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 06:04:20" (3/3) ... [2024-11-22 18:04:20,543 INFO L112 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-race-2.i [2024-11-22 18:04:20,559 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 18:04:20,559 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2024-11-22 18:04:20,559 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-22 18:04:20,633 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 18:04:20,686 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 273 places, 278 transitions, 560 flow [2024-11-22 18:04:20,868 INFO L124 PetriNetUnfolderBase]: 13/327 cut-off events. [2024-11-22 18:04:20,868 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 18:04:20,878 INFO L83 FinitePrefix]: Finished finitePrefix Result has 331 conditions, 327 events. 13/327 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 394 event pairs, 0 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 208. Up to 4 conditions per place. [2024-11-22 18:04:20,878 INFO L82 GeneralOperation]: Start removeDead. Operand has 273 places, 278 transitions, 560 flow [2024-11-22 18:04:20,884 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 273 places, 278 transitions, 560 flow [2024-11-22 18:04:20,893 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 18:04:20,902 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6830b12f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 18:04:20,903 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-11-22 18:04:20,949 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 18:04:20,950 INFO L124 PetriNetUnfolderBase]: 2/172 cut-off events. [2024-11-22 18:04:20,950 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 18:04:20,950 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:20,951 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:20,952 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-11-22 18:04:20,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:20,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1541019532, now seen corresponding path program 1 times [2024-11-22 18:04:20,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:20,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263635900] [2024-11-22 18:04:20,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:20,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:21,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:21,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:21,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263635900] [2024-11-22 18:04:21,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263635900] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:21,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:21,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:21,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796489725] [2024-11-22 18:04:21,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:21,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:21,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:21,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:21,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:21,545 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 278 [2024-11-22 18:04:21,550 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 278 transitions, 560 flow. Second operand has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:21,550 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:21,550 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 278 [2024-11-22 18:04:21,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:21,963 INFO L124 PetriNetUnfolderBase]: 424/1923 cut-off events. [2024-11-22 18:04:21,963 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-22 18:04:21,971 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2761 conditions, 1923 events. 424/1923 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 12824 event pairs, 76 based on Foata normal form. 45/1776 useless extension candidates. Maximal degree in co-relation 2535. Up to 510 conditions per place. [2024-11-22 18:04:21,980 INFO L140 encePairwiseOnDemand]: 261/278 looper letters, 51 selfloop transitions, 8 changer transitions 1/297 dead transitions. [2024-11-22 18:04:21,981 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 297 transitions, 716 flow [2024-11-22 18:04:21,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 786 transitions. [2024-11-22 18:04:22,000 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9424460431654677 [2024-11-22 18:04:22,005 INFO L175 Difference]: Start difference. First operand has 273 places, 278 transitions, 560 flow. Second operand 3 states and 786 transitions. [2024-11-22 18:04:22,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 297 transitions, 716 flow [2024-11-22 18:04:22,009 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 297 transitions, 716 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-22 18:04:22,017 INFO L231 Difference]: Finished difference. Result has 275 places, 276 transitions, 604 flow [2024-11-22 18:04:22,019 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=546, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=604, PETRI_PLACES=275, PETRI_TRANSITIONS=276} [2024-11-22 18:04:22,025 INFO L277 CegarLoopForPetriNet]: 273 programPoint places, 2 predicate places. [2024-11-22 18:04:22,025 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 276 transitions, 604 flow [2024-11-22 18:04:22,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:22,026 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:22,026 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:22,026 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 18:04:22,027 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-11-22 18:04:22,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:22,027 INFO L85 PathProgramCache]: Analyzing trace with hash -461156608, now seen corresponding path program 1 times [2024-11-22 18:04:22,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:22,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106208722] [2024-11-22 18:04:22,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:22,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:22,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:22,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106208722] [2024-11-22 18:04:22,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106208722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:22,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:22,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:22,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309013120] [2024-11-22 18:04:22,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:22,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:22,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:22,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:22,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:22,262 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 278 [2024-11-22 18:04:22,263 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 276 transitions, 604 flow. Second operand has 3 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:22,263 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:22,263 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 278 [2024-11-22 18:04:22,263 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:22,606 INFO L124 PetriNetUnfolderBase]: 465/2060 cut-off events. [2024-11-22 18:04:22,606 INFO L125 PetriNetUnfolderBase]: For 57/57 co-relation queries the response was YES. [2024-11-22 18:04:22,613 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3132 conditions, 2060 events. 465/2060 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 14207 event pairs, 277 based on Foata normal form. 0/1850 useless extension candidates. Maximal degree in co-relation 2899. Up to 740 conditions per place. [2024-11-22 18:04:22,620 INFO L140 encePairwiseOnDemand]: 273/278 looper letters, 38 selfloop transitions, 4 changer transitions 0/289 dead transitions. [2024-11-22 18:04:22,621 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 289 transitions, 714 flow [2024-11-22 18:04:22,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:22,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 775 transitions. [2024-11-22 18:04:22,624 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9292565947242206 [2024-11-22 18:04:22,624 INFO L175 Difference]: Start difference. First operand has 275 places, 276 transitions, 604 flow. Second operand 3 states and 775 transitions. [2024-11-22 18:04:22,624 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 289 transitions, 714 flow [2024-11-22 18:04:22,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 289 transitions, 698 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 18:04:22,634 INFO L231 Difference]: Finished difference. Result has 276 places, 279 transitions, 618 flow [2024-11-22 18:04:22,635 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=588, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=618, PETRI_PLACES=276, PETRI_TRANSITIONS=279} [2024-11-22 18:04:22,636 INFO L277 CegarLoopForPetriNet]: 273 programPoint places, 3 predicate places. [2024-11-22 18:04:22,636 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 279 transitions, 618 flow [2024-11-22 18:04:22,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:22,637 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:22,637 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:22,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 18:04:22,638 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-11-22 18:04:22,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:22,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1843407689, now seen corresponding path program 1 times [2024-11-22 18:04:22,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:22,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478858704] [2024-11-22 18:04:22,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:22,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:22,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:22,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478858704] [2024-11-22 18:04:22,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478858704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:22,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:22,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:22,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904009296] [2024-11-22 18:04:22,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:22,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:22,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:22,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:22,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:22,758 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 278 [2024-11-22 18:04:22,759 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 279 transitions, 618 flow. Second operand has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:22,759 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:22,760 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 278 [2024-11-22 18:04:22,760 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:23,060 INFO L124 PetriNetUnfolderBase]: 465/2114 cut-off events. [2024-11-22 18:04:23,060 INFO L125 PetriNetUnfolderBase]: For 149/152 co-relation queries the response was YES. [2024-11-22 18:04:23,065 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3358 conditions, 2114 events. 465/2114 cut-off events. For 149/152 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 14633 event pairs, 270 based on Foata normal form. 0/1903 useless extension candidates. Maximal degree in co-relation 3123. Up to 804 conditions per place. [2024-11-22 18:04:23,074 INFO L140 encePairwiseOnDemand]: 272/278 looper letters, 44 selfloop transitions, 7 changer transitions 0/295 dead transitions. [2024-11-22 18:04:23,075 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 295 transitions, 760 flow [2024-11-22 18:04:23,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:23,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:23,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 772 transitions. [2024-11-22 18:04:23,078 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9256594724220624 [2024-11-22 18:04:23,078 INFO L175 Difference]: Start difference. First operand has 276 places, 279 transitions, 618 flow. Second operand 3 states and 772 transitions. [2024-11-22 18:04:23,078 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 295 transitions, 760 flow [2024-11-22 18:04:23,081 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 295 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 18:04:23,084 INFO L231 Difference]: Finished difference. Result has 278 places, 285 transitions, 672 flow [2024-11-22 18:04:23,085 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=278, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=278, PETRI_TRANSITIONS=285} [2024-11-22 18:04:23,086 INFO L277 CegarLoopForPetriNet]: 273 programPoint places, 5 predicate places. [2024-11-22 18:04:23,086 INFO L471 AbstractCegarLoop]: Abstraction has has 278 places, 285 transitions, 672 flow [2024-11-22 18:04:23,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:23,087 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:23,087 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:23,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 18:04:23,087 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-11-22 18:04:23,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:23,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1833171140, now seen corresponding path program 1 times [2024-11-22 18:04:23,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:23,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826661972] [2024-11-22 18:04:23,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:23,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 18:04:23,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 18:04:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 18:04:23,240 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 18:04:23,240 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 18:04:23,241 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2024-11-22 18:04:23,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 17 remaining) [2024-11-22 18:04:23,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (14 of 17 remaining) [2024-11-22 18:04:23,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (13 of 17 remaining) [2024-11-22 18:04:23,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (12 of 17 remaining) [2024-11-22 18:04:23,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (11 of 17 remaining) [2024-11-22 18:04:23,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (10 of 17 remaining) [2024-11-22 18:04:23,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (9 of 17 remaining) [2024-11-22 18:04:23,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (8 of 17 remaining) [2024-11-22 18:04:23,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (7 of 17 remaining) [2024-11-22 18:04:23,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (6 of 17 remaining) [2024-11-22 18:04:23,248 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 17 remaining) [2024-11-22 18:04:23,248 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (4 of 17 remaining) [2024-11-22 18:04:23,248 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (3 of 17 remaining) [2024-11-22 18:04:23,248 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (2 of 17 remaining) [2024-11-22 18:04:23,248 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (1 of 17 remaining) [2024-11-22 18:04:23,249 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (0 of 17 remaining) [2024-11-22 18:04:23,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 18:04:23,250 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-22 18:04:23,255 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-22 18:04:23,255 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-22 18:04:23,301 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-22 18:04:23,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 334 places, 339 transitions, 688 flow [2024-11-22 18:04:23,392 INFO L124 PetriNetUnfolderBase]: 20/445 cut-off events. [2024-11-22 18:04:23,393 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-22 18:04:23,397 INFO L83 FinitePrefix]: Finished finitePrefix Result has 453 conditions, 445 events. 20/445 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 928 event pairs, 0 based on Foata normal form. 0/398 useless extension candidates. Maximal degree in co-relation 328. Up to 6 conditions per place. [2024-11-22 18:04:23,397 INFO L82 GeneralOperation]: Start removeDead. Operand has 334 places, 339 transitions, 688 flow [2024-11-22 18:04:23,402 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 334 places, 339 transitions, 688 flow [2024-11-22 18:04:23,405 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 18:04:23,407 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6830b12f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 18:04:23,407 INFO L334 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2024-11-22 18:04:23,422 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-22 18:04:23,423 INFO L124 PetriNetUnfolderBase]: 2/172 cut-off events. [2024-11-22 18:04:23,423 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-22 18:04:23,423 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:23,423 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:23,424 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-11-22 18:04:23,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:23,424 INFO L85 PathProgramCache]: Analyzing trace with hash 2029342055, now seen corresponding path program 1 times [2024-11-22 18:04:23,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:23,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606477407] [2024-11-22 18:04:23,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:23,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:23,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:23,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606477407] [2024-11-22 18:04:23,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606477407] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:23,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:23,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:23,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557295804] [2024-11-22 18:04:23,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:23,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:23,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:23,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:23,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:23,566 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 339 [2024-11-22 18:04:23,568 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 339 transitions, 688 flow. Second operand has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:23,568 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:23,568 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 339 [2024-11-22 18:04:23,568 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:30,406 INFO L124 PetriNetUnfolderBase]: 18901/48777 cut-off events. [2024-11-22 18:04:30,406 INFO L125 PetriNetUnfolderBase]: For 53/53 co-relation queries the response was YES. [2024-11-22 18:04:30,505 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77579 conditions, 48777 events. 18901/48777 cut-off events. For 53/53 co-relation queries the response was YES. Maximal size of possible extension queue 1059. Compared 570746 event pairs, 5826 based on Foata normal form. 1521/44732 useless extension candidates. Maximal degree in co-relation 74733. Up to 15941 conditions per place. [2024-11-22 18:04:30,727 INFO L140 encePairwiseOnDemand]: 311/339 looper letters, 85 selfloop transitions, 16 changer transitions 1/380 dead transitions. [2024-11-22 18:04:30,728 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 336 places, 380 transitions, 977 flow [2024-11-22 18:04:30,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:30,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 955 transitions. [2024-11-22 18:04:30,731 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9390363815142576 [2024-11-22 18:04:30,731 INFO L175 Difference]: Start difference. First operand has 334 places, 339 transitions, 688 flow. Second operand 3 states and 955 transitions. [2024-11-22 18:04:30,731 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 336 places, 380 transitions, 977 flow [2024-11-22 18:04:30,734 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 336 places, 380 transitions, 977 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-22 18:04:30,738 INFO L231 Difference]: Finished difference. Result has 338 places, 348 transitions, 814 flow [2024-11-22 18:04:30,739 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=676, PETRI_DIFFERENCE_MINUEND_PLACES=334, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=333, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=814, PETRI_PLACES=338, PETRI_TRANSITIONS=348} [2024-11-22 18:04:30,741 INFO L277 CegarLoopForPetriNet]: 334 programPoint places, 4 predicate places. [2024-11-22 18:04:30,741 INFO L471 AbstractCegarLoop]: Abstraction has has 338 places, 348 transitions, 814 flow [2024-11-22 18:04:30,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:30,742 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:30,742 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:30,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 18:04:30,743 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-11-22 18:04:30,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:30,743 INFO L85 PathProgramCache]: Analyzing trace with hash -487857344, now seen corresponding path program 1 times [2024-11-22 18:04:30,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:30,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379989650] [2024-11-22 18:04:30,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:30,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:30,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:30,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379989650] [2024-11-22 18:04:30,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379989650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:30,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:30,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:30,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513714237] [2024-11-22 18:04:30,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:30,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:30,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:30,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:30,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:30,866 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 292 out of 339 [2024-11-22 18:04:30,867 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 348 transitions, 814 flow. Second operand has 3 states, 3 states have (on average 294.3333333333333) internal successors, (883), 3 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:30,867 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:30,867 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 292 of 339 [2024-11-22 18:04:30,867 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:33,054 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [Black: 337#true, 335#true, 62#L698-1true, 339#(= |#race~threads_alive~0| 0), 333#true, 232#L721-1true, 55#L698-6true, 342#true]) [2024-11-22 18:04:33,055 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2024-11-22 18:04:33,055 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:33,055 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-11-22 18:04:33,055 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:33,293 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [179#L698-2true, Black: 337#true, 335#true, 339#(= |#race~threads_alive~0| 0), 333#true, 55#L698-6true, 232#L721-1true, 342#true]) [2024-11-22 18:04:33,294 INFO L294 olderBase$Statistics]: this new event has 235 ancestors and is cut-off event [2024-11-22 18:04:33,294 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2024-11-22 18:04:33,294 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2024-11-22 18:04:33,294 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2024-11-22 18:04:33,595 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][166], [Black: 337#true, 335#true, 339#(= |#race~threads_alive~0| 0), 333#true, 270#L698-6true, 55#L698-6true, 342#true, 232#L721-1true]) [2024-11-22 18:04:33,595 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2024-11-22 18:04:33,596 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:33,596 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:33,596 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:33,991 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [317#L700-3true, Black: 337#true, 335#true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:33,992 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2024-11-22 18:04:33,992 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2024-11-22 18:04:33,992 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-11-22 18:04:33,992 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2024-11-22 18:04:33,992 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [317#L700-3true, Black: 337#true, 335#true, 312#L729-3true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true]) [2024-11-22 18:04:33,992 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2024-11-22 18:04:33,992 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2024-11-22 18:04:33,993 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2024-11-22 18:04:33,993 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-11-22 18:04:34,169 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [Black: 337#true, 335#true, 192#L693-3true, 48#L701-3true, 339#(= |#race~threads_alive~0| 0), 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:34,169 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,169 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,169 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:34,169 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:34,170 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [Black: 337#true, 335#true, 312#L729-3true, 192#L693-3true, 48#L701-3true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true]) [2024-11-22 18:04:34,170 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,170 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:34,170 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,170 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:34,507 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [Black: 337#true, 181#L702-1true, 335#true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:34,508 INFO L294 olderBase$Statistics]: this new event has 246 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [Black: 337#true, 181#L702-1true, 335#true, 312#L729-3true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true]) [2024-11-22 18:04:34,508 INFO L294 olderBase$Statistics]: this new event has 246 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2024-11-22 18:04:34,508 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:34,770 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [Black: 337#true, 335#true, 192#L693-3true, 259#L709-2true, 339#(= |#race~threads_alive~0| 0), 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:34,771 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [132#L703-3true, Black: 337#true, 335#true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:34,771 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,771 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,772 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [Black: 337#true, 335#true, 192#L693-3true, 312#L729-3true, 259#L709-2true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true]) [2024-11-22 18:04:34,772 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,772 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,772 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,772 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,772 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [132#L703-3true, Black: 337#true, 335#true, 312#L729-3true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true]) [2024-11-22 18:04:34,772 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,773 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:34,773 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:34,773 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:35,145 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [Black: 337#true, 335#true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 184#L704-3true, 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:35,146 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,146 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,146 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,146 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,146 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [Black: 337#true, 335#true, 192#L693-3true, 312#L729-3true, 339#(= |#race~threads_alive~0| 0), 184#L704-3true, 333#true, 342#true]) [2024-11-22 18:04:35,147 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,147 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,147 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,147 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,158 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [26#L698-2true, Black: 337#true, 229#L728-1true, 335#true, 339#(= |#race~threads_alive~0| 0), 333#true, 270#L698-6true, 342#true]) [2024-11-22 18:04:35,159 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,159 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,159 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,159 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,162 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [179#L698-2true, Black: 337#true, 229#L728-1true, 335#true, 339#(= |#race~threads_alive~0| 0), 333#true, 55#L698-6true, 342#true]) [2024-11-22 18:04:35,162 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:35,162 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,162 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,162 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:35,640 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][274], [Black: 337#true, 229#L728-1true, 335#true, 339#(= |#race~threads_alive~0| 0), 270#L698-6true, 333#true, 55#L698-6true, 342#true]) [2024-11-22 18:04:35,640 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2024-11-22 18:04:35,640 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:35,640 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:35,640 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:36,372 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [Black: 337#true, 335#true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 252#L706-3true, 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:36,373 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2024-11-22 18:04:36,373 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-11-22 18:04:36,373 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-11-22 18:04:36,373 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2024-11-22 18:04:36,373 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [Black: 337#true, 335#true, 192#L693-3true, 312#L729-3true, 339#(= |#race~threads_alive~0| 0), 252#L706-3true, 333#true, 342#true]) [2024-11-22 18:04:36,373 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2024-11-22 18:04:36,374 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2024-11-22 18:04:36,374 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-11-22 18:04:36,374 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-11-22 18:04:36,521 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([772] L728-4-->L730-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29| (store (select |v_#pthreadsMutex_62| |v_~#threads_alive_mutex~0.base_29|) |v_~#threads_alive_mutex~0.offset_29| 0)) |v_#pthreadsMutex_61|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_62|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_29|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_29|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][224], [Black: 337#true, 303#L707-3true, 335#true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 228#L730-2true, 333#true, 342#true]) [2024-11-22 18:04:36,521 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2024-11-22 18:04:36,521 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-11-22 18:04:36,521 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2024-11-22 18:04:36,521 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-11-22 18:04:36,521 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([921] L729-->L729-3: Formula: (and (= |v_#pthreadsMutex_45| (store |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21| (store (select |v_#pthreadsMutex_46| |v_~#threads_alive_mutex~0.base_21|) |v_~#threads_alive_mutex~0.offset_21| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_46|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_21|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_21|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][225], [Black: 337#true, 303#L707-3true, 335#true, 312#L729-3true, 192#L693-3true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true]) [2024-11-22 18:04:36,522 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2024-11-22 18:04:36,522 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-11-22 18:04:36,522 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-11-22 18:04:36,522 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2024-11-22 18:04:38,009 INFO L124 PetriNetUnfolderBase]: 18743/54628 cut-off events. [2024-11-22 18:04:38,009 INFO L125 PetriNetUnfolderBase]: For 2206/2362 co-relation queries the response was YES. [2024-11-22 18:04:38,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88990 conditions, 54628 events. 18743/54628 cut-off events. For 2206/2362 co-relation queries the response was YES. Maximal size of possible extension queue 1280. Compared 693545 event pairs, 12282 based on Foata normal form. 0/48750 useless extension candidates. Maximal degree in co-relation 85728. Up to 22325 conditions per place. [2024-11-22 18:04:38,399 INFO L140 encePairwiseOnDemand]: 333/339 looper letters, 60 selfloop transitions, 5 changer transitions 0/372 dead transitions. [2024-11-22 18:04:38,399 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 372 transitions, 992 flow [2024-11-22 18:04:38,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:38,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 942 transitions. [2024-11-22 18:04:38,402 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9262536873156342 [2024-11-22 18:04:38,402 INFO L175 Difference]: Start difference. First operand has 338 places, 348 transitions, 814 flow. Second operand 3 states and 942 transitions. [2024-11-22 18:04:38,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 372 transitions, 992 flow [2024-11-22 18:04:38,435 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 372 transitions, 960 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 18:04:38,439 INFO L231 Difference]: Finished difference. Result has 339 places, 352 transitions, 820 flow [2024-11-22 18:04:38,440 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=820, PETRI_PLACES=339, PETRI_TRANSITIONS=352} [2024-11-22 18:04:38,441 INFO L277 CegarLoopForPetriNet]: 334 programPoint places, 5 predicate places. [2024-11-22 18:04:38,442 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 352 transitions, 820 flow [2024-11-22 18:04:38,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 294.3333333333333) internal successors, (883), 3 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:38,443 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:38,443 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:38,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-22 18:04:38,443 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-11-22 18:04:38,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:38,444 INFO L85 PathProgramCache]: Analyzing trace with hash 572786072, now seen corresponding path program 1 times [2024-11-22 18:04:38,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:38,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193418636] [2024-11-22 18:04:38,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:38,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:38,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:38,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193418636] [2024-11-22 18:04:38,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193418636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:38,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:38,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:38,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271817636] [2024-11-22 18:04:38,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:38,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:38,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:38,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:38,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:38,828 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 339 [2024-11-22 18:04:38,829 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 352 transitions, 820 flow. Second operand has 3 states, 3 states have (on average 289.0) internal successors, (867), 3 states have internal predecessors, (867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:38,830 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:38,830 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 339 [2024-11-22 18:04:38,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:39,377 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][268], [112#L694-2true, 227#L694-7true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 333#true, 232#L721-1true, 342#true]) [2024-11-22 18:04:39,378 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2024-11-22 18:04:39,378 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-11-22 18:04:39,378 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-11-22 18:04:39,378 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-11-22 18:04:39,570 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [112#L694-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 333#true, 342#true, 232#L721-1true]) [2024-11-22 18:04:39,572 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2024-11-22 18:04:39,574 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2024-11-22 18:04:39,574 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2024-11-22 18:04:39,574 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2024-11-22 18:04:39,640 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [112#L694-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 108#L696-3true, 333#true, 342#true, 232#L721-1true]) [2024-11-22 18:04:39,641 INFO L294 olderBase$Statistics]: this new event has 213 ancestors and is cut-off event [2024-11-22 18:04:39,641 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2024-11-22 18:04:39,641 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2024-11-22 18:04:39,641 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2024-11-22 18:04:39,789 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [112#L694-2true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 331#L697-3true, 333#true, 232#L721-1true, 342#true]) [2024-11-22 18:04:39,789 INFO L294 olderBase$Statistics]: this new event has 215 ancestors and is cut-off event [2024-11-22 18:04:39,790 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-11-22 18:04:39,790 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-11-22 18:04:39,790 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2024-11-22 18:04:40,559 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][268], [26#L698-2true, 227#L694-7true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 333#true, 342#true, 232#L721-1true]) [2024-11-22 18:04:40,560 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,560 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:40,560 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,560 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:40,750 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [26#L698-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 333#true, 342#true, 232#L721-1true]) [2024-11-22 18:04:40,750 INFO L294 olderBase$Statistics]: this new event has 225 ancestors and is cut-off event [2024-11-22 18:04:40,750 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2024-11-22 18:04:40,750 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2024-11-22 18:04:40,750 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2024-11-22 18:04:40,817 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][314], [112#L694-2true, 227#L694-7true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 333#true, 342#true]) [2024-11-22 18:04:40,818 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2024-11-22 18:04:40,818 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:40,818 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:40,818 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:40,831 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [26#L698-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 108#L696-3true, 333#true, 342#true, 232#L721-1true]) [2024-11-22 18:04:40,831 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2024-11-22 18:04:40,831 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:40,831 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:40,831 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:40,883 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 333#true, 342#true]) [2024-11-22 18:04:40,883 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,883 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,883 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,883 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,951 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 108#L696-3true, 333#true, 342#true]) [2024-11-22 18:04:40,951 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2024-11-22 18:04:40,952 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-11-22 18:04:40,952 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-11-22 18:04:40,952 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-11-22 18:04:40,953 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 333#true, 342#true]) [2024-11-22 18:04:40,953 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,953 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,953 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,953 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,953 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,965 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [26#L698-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 331#L697-3true, 333#true, 232#L721-1true, 342#true]) [2024-11-22 18:04:40,965 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,966 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:40,966 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-11-22 18:04:40,966 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:41,295 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 108#L696-3true, 333#true, 342#true]) [2024-11-22 18:04:41,295 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2024-11-22 18:04:41,295 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-11-22 18:04:41,295 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-11-22 18:04:41,295 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2024-11-22 18:04:41,295 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-11-22 18:04:41,381 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 331#L697-3true, 333#true, 342#true]) [2024-11-22 18:04:41,381 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2024-11-22 18:04:41,381 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2024-11-22 18:04:41,381 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:41,381 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:41,454 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 331#L697-3true, 333#true, 342#true]) [2024-11-22 18:04:41,454 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2024-11-22 18:04:41,454 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2024-11-22 18:04:41,454 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:41,455 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:41,455 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2024-11-22 18:04:41,694 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [112#L694-2true, 179#L698-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 333#true, 342#true]) [2024-11-22 18:04:41,694 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2024-11-22 18:04:41,694 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:41,694 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-11-22 18:04:41,695 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:42,508 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [26#L698-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 333#true, 342#true]) [2024-11-22 18:04:42,508 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2024-11-22 18:04:42,508 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2024-11-22 18:04:42,508 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2024-11-22 18:04:42,508 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2024-11-22 18:04:42,598 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [26#L698-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 108#L696-3true, 333#true, 342#true]) [2024-11-22 18:04:42,598 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2024-11-22 18:04:42,598 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2024-11-22 18:04:42,598 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2024-11-22 18:04:42,598 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2024-11-22 18:04:42,788 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [26#L698-2true, Black: 337#true, 347#true, 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 331#L697-3true, 333#true, 342#true]) [2024-11-22 18:04:42,788 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2024-11-22 18:04:42,788 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:42,788 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:42,788 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:43,911 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [38#L709-2true, 4#L694-2true, Black: 337#true, 347#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 333#true, 342#true]) [2024-11-22 18:04:43,911 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:04:43,911 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:43,911 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:43,912 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:43,912 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [4#L694-2true, Black: 337#true, 347#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 333#true, 178#L703-3true, 342#true]) [2024-11-22 18:04:43,912 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:04:43,912 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:43,912 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:04:43,912 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:04:44,212 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [4#L694-2true, Black: 337#true, 347#true, 194#L704-3true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 333#true, 342#true]) [2024-11-22 18:04:44,212 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:44,212 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:04:44,212 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:04:44,213 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:45,484 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [281#L706-3true, 4#L694-2true, Black: 337#true, 347#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 333#true, 342#true]) [2024-11-22 18:04:45,485 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2024-11-22 18:04:45,485 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2024-11-22 18:04:45,485 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2024-11-22 18:04:45,485 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2024-11-22 18:04:45,924 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [4#L694-2true, 114#L707-3true, Black: 337#true, 347#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 333#true, 342#true]) [2024-11-22 18:04:45,924 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2024-11-22 18:04:45,924 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2024-11-22 18:04:45,924 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2024-11-22 18:04:45,924 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2024-11-22 18:04:47,142 INFO L124 PetriNetUnfolderBase]: 21316/60783 cut-off events. [2024-11-22 18:04:47,142 INFO L125 PetriNetUnfolderBase]: For 6984/7441 co-relation queries the response was YES. [2024-11-22 18:04:47,273 INFO L83 FinitePrefix]: Finished finitePrefix Result has 105392 conditions, 60783 events. 21316/60783 cut-off events. For 6984/7441 co-relation queries the response was YES. Maximal size of possible extension queue 1283. Compared 767368 event pairs, 12999 based on Foata normal form. 161/54070 useless extension candidates. Maximal degree in co-relation 101857. Up to 28240 conditions per place. [2024-11-22 18:04:47,506 INFO L140 encePairwiseOnDemand]: 329/339 looper letters, 75 selfloop transitions, 16 changer transitions 0/387 dead transitions. [2024-11-22 18:04:47,506 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 387 transitions, 1101 flow [2024-11-22 18:04:47,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:47,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2024-11-22 18:04:47,509 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9213372664700098 [2024-11-22 18:04:47,509 INFO L175 Difference]: Start difference. First operand has 339 places, 352 transitions, 820 flow. Second operand 3 states and 937 transitions. [2024-11-22 18:04:47,509 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 387 transitions, 1101 flow [2024-11-22 18:04:47,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 387 transitions, 1091 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 18:04:47,548 INFO L231 Difference]: Finished difference. Result has 341 places, 366 transitions, 956 flow [2024-11-22 18:04:47,548 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=810, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=956, PETRI_PLACES=341, PETRI_TRANSITIONS=366} [2024-11-22 18:04:47,550 INFO L277 CegarLoopForPetriNet]: 334 programPoint places, 7 predicate places. [2024-11-22 18:04:47,550 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 366 transitions, 956 flow [2024-11-22 18:04:47,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 289.0) internal successors, (867), 3 states have internal predecessors, (867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:47,551 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:47,551 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:47,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-22 18:04:47,552 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-11-22 18:04:47,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:47,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1732663557, now seen corresponding path program 1 times [2024-11-22 18:04:47,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:47,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804535412] [2024-11-22 18:04:47,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:04:47,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:47,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804535412] [2024-11-22 18:04:47,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804535412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:47,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:47,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:04:47,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231735721] [2024-11-22 18:04:47,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:47,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:47,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:47,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:47,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:47,642 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 339 [2024-11-22 18:04:47,643 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 366 transitions, 956 flow. Second operand has 3 states, 3 states have (on average 298.6666666666667) internal successors, (896), 3 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:47,643 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:47,643 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 339 [2024-11-22 18:04:47,644 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:47,963 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [112#L694-2true, 227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L721-1true]) [2024-11-22 18:04:47,963 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2024-11-22 18:04:47,963 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-11-22 18:04:47,963 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2024-11-22 18:04:47,964 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2024-11-22 18:04:48,081 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [112#L694-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 328#L696true, 333#true, 232#L721-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:48,082 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2024-11-22 18:04:48,082 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2024-11-22 18:04:48,082 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2024-11-22 18:04:48,082 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2024-11-22 18:04:48,832 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1093] L698-->L698-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][338], [227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 58#L698-1true, 93#L721-2true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:48,832 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,832 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,833 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,833 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,904 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 58#L698-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L721-1true]) [2024-11-22 18:04:48,904 INFO L294 olderBase$Statistics]: this new event has 222 ancestors and is cut-off event [2024-11-22 18:04:48,904 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2024-11-22 18:04:48,904 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2024-11-22 18:04:48,904 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2024-11-22 18:04:48,905 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [26#L698-2true, 227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L721-1true]) [2024-11-22 18:04:48,905 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,905 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,905 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,906 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,906 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [26#L698-2true, 227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 232#L721-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:48,906 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,906 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,906 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,906 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,906 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,994 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [26#L698-2true, 18#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 232#L721-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:48,994 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,994 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2024-11-22 18:04:48,995 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:48,995 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:49,031 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [112#L694-2true, 227#L694-7true, 347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:49,031 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2024-11-22 18:04:49,031 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:49,031 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:49,031 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:49,032 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1078] L694-->L694-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][302], [34#L728-2true, 227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 325#L694-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:49,032 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2024-11-22 18:04:49,032 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:49,033 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2024-11-22 18:04:49,033 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2024-11-22 18:04:49,048 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [26#L698-2true, Black: 337#true, 347#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 328#L696true, 333#true, 232#L721-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:49,048 INFO L294 olderBase$Statistics]: this new event has 225 ancestors and is cut-off event [2024-11-22 18:04:49,048 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2024-11-22 18:04:49,049 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2024-11-22 18:04:49,049 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2024-11-22 18:04:49,327 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1078] L694-->L694-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][232], [34#L728-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 328#L696true, 352#true, 325#L694-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:49,327 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-11-22 18:04:49,327 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:49,327 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:49,328 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-11-22 18:04:49,328 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [112#L694-2true, 347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 328#L696true, 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:49,329 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2024-11-22 18:04:49,329 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2024-11-22 18:04:49,329 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:49,329 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2024-11-22 18:04:49,880 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1093] L698-->L698-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][338], [34#L728-2true, 227#L694-7true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 58#L698-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:49,880 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2024-11-22 18:04:49,880 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:49,880 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:49,880 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,379 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 62#L698-1true, 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 55#L698-6true, 232#L721-1true]) [2024-11-22 18:04:50,379 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,379 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,379 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2024-11-22 18:04:50,379 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,450 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][184], [347#true, Black: 337#true, 179#L698-2true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 55#L698-6true, 232#L721-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,450 INFO L294 olderBase$Statistics]: this new event has 235 ancestors and is cut-off event [2024-11-22 18:04:50,450 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2024-11-22 18:04:50,450 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2024-11-22 18:04:50,450 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2024-11-22 18:04:50,490 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1093] L698-->L698-1: Formula: (= |v_#race~threads_alive~0_13| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_13|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 328#L696true, 58#L698-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,490 INFO L294 olderBase$Statistics]: this new event has 236 ancestors and is cut-off event [2024-11-22 18:04:50,490 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2024-11-22 18:04:50,490 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2024-11-22 18:04:50,490 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2024-11-22 18:04:50,571 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [227#L694-7true, 347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 58#L698-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,571 INFO L294 olderBase$Statistics]: this new event has 238 ancestors and is cut-off event [2024-11-22 18:04:50,571 INFO L297 olderBase$Statistics]: existing Event has 233 ancestors and is cut-off event [2024-11-22 18:04:50,571 INFO L297 olderBase$Statistics]: existing Event has 233 ancestors and is cut-off event [2024-11-22 18:04:50,571 INFO L297 olderBase$Statistics]: existing Event has 233 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [26#L698-2true, 18#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 337#true, 347#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,572 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [26#L698-2true, 227#L694-7true, 347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,572 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,572 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,573 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,573 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [26#L698-2true, 227#L694-7true, 347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,573 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2024-11-22 18:04:50,573 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,573 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,573 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:50,573 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,764 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([963] L722-6-->L721-1: Formula: (= 0 |v_#race~threads_alive~0_1|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_1|} AuxVars[] AssignedVars[#race~threads_alive~0][166], [347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 270#L698-6true, 55#L698-6true, 232#L721-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:50,765 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2024-11-22 18:04:50,765 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2024-11-22 18:04:50,765 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:50,765 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2024-11-22 18:04:52,101 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [26#L698-2true, 347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 270#L698-6true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:52,102 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:52,102 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:52,102 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:52,102 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:04:52,104 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [Black: 337#true, 179#L698-2true, 347#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 55#L698-6true]) [2024-11-22 18:04:52,104 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:04:52,104 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:52,104 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:52,104 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:04:52,754 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][312], [347#true, Black: 337#true, 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 270#L698-6true, 333#true, 55#L698-6true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:52,754 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2024-11-22 18:04:52,754 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:52,754 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:52,755 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:56,401 INFO L124 PetriNetUnfolderBase]: 19635/62520 cut-off events. [2024-11-22 18:04:56,401 INFO L125 PetriNetUnfolderBase]: For 5673/6288 co-relation queries the response was YES. [2024-11-22 18:04:56,574 INFO L83 FinitePrefix]: Finished finitePrefix Result has 103666 conditions, 62520 events. 19635/62520 cut-off events. For 5673/6288 co-relation queries the response was YES. Maximal size of possible extension queue 1286. Compared 825736 event pairs, 11528 based on Foata normal form. 38/54889 useless extension candidates. Maximal degree in co-relation 100061. Up to 21781 conditions per place. [2024-11-22 18:04:56,741 INFO L140 encePairwiseOnDemand]: 334/339 looper letters, 56 selfloop transitions, 4 changer transitions 0/389 dead transitions. [2024-11-22 18:04:56,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 389 transitions, 1122 flow [2024-11-22 18:04:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:04:56,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:04:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 949 transitions. [2024-11-22 18:04:56,743 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9331366764995084 [2024-11-22 18:04:56,743 INFO L175 Difference]: Start difference. First operand has 341 places, 366 transitions, 956 flow. Second operand 3 states and 949 transitions. [2024-11-22 18:04:56,743 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 389 transitions, 1122 flow [2024-11-22 18:04:56,764 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 389 transitions, 1090 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 18:04:56,768 INFO L231 Difference]: Finished difference. Result has 343 places, 369 transitions, 954 flow [2024-11-22 18:04:56,769 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=924, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=362, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=954, PETRI_PLACES=343, PETRI_TRANSITIONS=369} [2024-11-22 18:04:56,769 INFO L277 CegarLoopForPetriNet]: 334 programPoint places, 9 predicate places. [2024-11-22 18:04:56,769 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 369 transitions, 954 flow [2024-11-22 18:04:56,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 298.6666666666667) internal successors, (896), 3 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:56,770 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:04:56,770 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:04:56,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-22 18:04:56,771 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-11-22 18:04:56,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:04:56,771 INFO L85 PathProgramCache]: Analyzing trace with hash 227826408, now seen corresponding path program 1 times [2024-11-22 18:04:56,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:04:56,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850426914] [2024-11-22 18:04:56,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:04:56,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:04:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:04:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-22 18:04:56,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:04:56,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850426914] [2024-11-22 18:04:56,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850426914] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:04:56,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:04:56,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 18:04:56,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60658125] [2024-11-22 18:04:56,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:04:56,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:04:56,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:04:56,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:04:56,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:04:56,958 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 300 out of 339 [2024-11-22 18:04:56,960 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 369 transitions, 954 flow. Second operand has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:04:56,960 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:04:56,960 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 300 of 339 [2024-11-22 18:04:56,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:04:59,164 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][266], [Black: 354#(= |#race~data~0| 0), Black: 337#true, 32#L694-6true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 259#L709-2true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:59,164 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2024-11-22 18:04:59,165 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2024-11-22 18:04:59,165 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2024-11-22 18:04:59,165 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2024-11-22 18:04:59,165 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][266], [Black: 354#(= |#race~data~0| 0), 132#L703-3true, Black: 337#true, 32#L694-6true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:59,165 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2024-11-22 18:04:59,165 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2024-11-22 18:04:59,165 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2024-11-22 18:04:59,166 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2024-11-22 18:04:59,362 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][266], [Black: 354#(= |#race~data~0| 0), Black: 337#true, 32#L694-6true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 229#L728-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 184#L704-3true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:04:59,362 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2024-11-22 18:04:59,363 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2024-11-22 18:04:59,363 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2024-11-22 18:04:59,363 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2024-11-22 18:05:02,206 INFO L124 PetriNetUnfolderBase]: 11213/44180 cut-off events. [2024-11-22 18:05:02,206 INFO L125 PetriNetUnfolderBase]: For 2869/3173 co-relation queries the response was YES. [2024-11-22 18:05:02,343 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70478 conditions, 44180 events. 11213/44180 cut-off events. For 2869/3173 co-relation queries the response was YES. Maximal size of possible extension queue 1088. Compared 597438 event pairs, 3461 based on Foata normal form. 635/40180 useless extension candidates. Maximal degree in co-relation 60389. Up to 11762 conditions per place. [2024-11-22 18:05:02,459 INFO L140 encePairwiseOnDemand]: 316/339 looper letters, 33 selfloop transitions, 23 changer transitions 0/392 dead transitions. [2024-11-22 18:05:02,459 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 392 transitions, 1117 flow [2024-11-22 18:05:02,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 18:05:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-22 18:05:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 964 transitions. [2024-11-22 18:05:02,462 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9478859390363815 [2024-11-22 18:05:02,462 INFO L175 Difference]: Start difference. First operand has 343 places, 369 transitions, 954 flow. Second operand 3 states and 964 transitions. [2024-11-22 18:05:02,462 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 392 transitions, 1117 flow [2024-11-22 18:05:02,486 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 392 transitions, 1109 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-22 18:05:02,490 INFO L231 Difference]: Finished difference. Result has 344 places, 384 transitions, 1075 flow [2024-11-22 18:05:02,490 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=339, PETRI_DIFFERENCE_MINUEND_FLOW=946, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1075, PETRI_PLACES=344, PETRI_TRANSITIONS=384} [2024-11-22 18:05:02,492 INFO L277 CegarLoopForPetriNet]: 334 programPoint places, 10 predicate places. [2024-11-22 18:05:02,492 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 384 transitions, 1075 flow [2024-11-22 18:05:02,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:05:02,492 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-22 18:05:02,493 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 18:05:02,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-22 18:05:02,493 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2024-11-22 18:05:02,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 18:05:02,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1544255984, now seen corresponding path program 1 times [2024-11-22 18:05:02,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 18:05:02,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372909073] [2024-11-22 18:05:02,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 18:05:02,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 18:05:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 18:05:02,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-22 18:05:02,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 18:05:02,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372909073] [2024-11-22 18:05:02,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372909073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 18:05:02,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 18:05:02,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 18:05:02,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098186529] [2024-11-22 18:05:02,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 18:05:02,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 18:05:02,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 18:05:02,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 18:05:02,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 18:05:02,607 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 339 [2024-11-22 18:05:02,609 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 384 transitions, 1075 flow. Second operand has 3 states, 3 states have (on average 290.3333333333333) internal successors, (871), 3 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-22 18:05:02,609 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-22 18:05:02,609 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 339 [2024-11-22 18:05:02,609 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-22 18:05:05,076 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [112#L694-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 259#L709-2true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:05:05,076 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:05:05,076 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:05:05,076 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:05:05,077 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:05:05,077 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [112#L694-2true, Black: 354#(= |#race~data~0| 0), 132#L703-3true, Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:05:05,077 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2024-11-22 18:05:05,077 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:05:05,077 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2024-11-22 18:05:05,077 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2024-11-22 18:05:05,290 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([983] L729-6-->L728-1: Formula: (= 0 |v_#race~threads_alive~0_4|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_4|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [112#L694-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 229#L728-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 184#L704-3true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2024-11-22 18:05:05,290 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2024-11-22 18:05:05,290 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2024-11-22 18:05:05,291 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2024-11-22 18:05:05,291 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event