./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-outer-race-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4a390ef5 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-outer-race-4.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 cc2bc8e2b738274330116922d0213f314e2f92c105156edd0131038d71009ecb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 15:39:27,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 15:39:27,394 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-24 15:39:27,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 15:39:27,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 15:39:27,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 15:39:27,432 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 15:39:27,433 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 15:39:27,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 15:39:27,435 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 15:39:27,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 15:39:27,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 15:39:27,436 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 15:39:27,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 15:39:27,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 15:39:27,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 15:39:27,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 15:39:27,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 15:39:27,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 15:39:27,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 15:39:27,442 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 15:39:27,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 15:39:27,443 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-24 15:39:27,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 15:39:27,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 15:39:27,443 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 15:39:27,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 15:39:27,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 15:39:27,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 15:39:27,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 15:39:27,444 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 15:39:27,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:39:27,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 15:39:27,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 15:39:27,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 15:39:27,446 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 15:39:27,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 15:39:27,446 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 15:39:27,447 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 15:39:27,447 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 15:39:27,447 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 15:39:27,448 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc2bc8e2b738274330116922d0213f314e2f92c105156edd0131038d71009ecb [2024-10-24 15:39:27,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 15:39:27,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 15:39:27,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 15:39:27,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 15:39:27,753 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 15:39:27,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-outer-race-4.i [2024-10-24 15:39:29,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 15:39:29,400 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 15:39:29,401 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-outer-race-4.i [2024-10-24 15:39:29,417 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7f0a09f6/a70b211818e14a4e8f50a28fb7b6f3cf/FLAG129ab9d4b [2024-10-24 15:39:29,433 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7f0a09f6/a70b211818e14a4e8f50a28fb7b6f3cf [2024-10-24 15:39:29,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 15:39:29,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 15:39:29,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 15:39:29,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 15:39:29,447 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 15:39:29,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a436dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29, skipping insertion in model container [2024-10-24 15:39:29,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 15:39:29,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:39:29,826 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 15:39:29,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 15:39:29,915 INFO L204 MainTranslator]: Completed translation [2024-10-24 15:39:29,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29 WrapperNode [2024-10-24 15:39:29,916 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 15:39:29,917 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 15:39:29,917 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 15:39:29,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 15:39:29,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,935 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,955 INFO L138 Inliner]: procedures = 159, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2024-10-24 15:39:29,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 15:39:29,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 15:39:29,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 15:39:29,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 15:39:29,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:29,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:30,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:30,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:30,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 15:39:30,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 15:39:30,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 15:39:30,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 15:39:30,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (1/1) ... [2024-10-24 15:39:30,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 15:39:30,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 15:39:30,071 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) [2024-10-24 15:39:30,076 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 [2024-10-24 15:39:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-24 15:39:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 15:39:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-24 15:39:30,116 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-10-24 15:39:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-10-24 15:39:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-24 15:39:30,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 15:39:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 15:39:30,118 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-24 15:39:30,245 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 15:39:30,247 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 15:39:30,519 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-24 15:39:30,519 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 15:39:30,564 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 15:39:30,564 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-24 15:39:30,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:39:30 BoogieIcfgContainer [2024-10-24 15:39:30,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 15:39:30,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 15:39:30,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 15:39:30,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 15:39:30,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 03:39:29" (1/3) ... [2024-10-24 15:39:30,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3a5194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:39:30, skipping insertion in model container [2024-10-24 15:39:30,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:39:29" (2/3) ... [2024-10-24 15:39:30,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3a5194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:39:30, skipping insertion in model container [2024-10-24 15:39:30,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:39:30" (3/3) ... [2024-10-24 15:39:30,572 INFO L112 eAbstractionObserver]: Analyzing ICFG thread-join-counter-outer-race-4.i [2024-10-24 15:39:30,586 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 15:39:30,587 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2024-10-24 15:39:30,587 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-24 15:39:30,646 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-24 15:39:30,694 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 136 places, 137 transitions, 278 flow [2024-10-24 15:39:30,777 INFO L124 PetriNetUnfolderBase]: 7/179 cut-off events. [2024-10-24 15:39:30,777 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:39:30,783 INFO L83 FinitePrefix]: Finished finitePrefix Result has 183 conditions, 179 events. 7/179 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 239 event pairs, 0 based on Foata normal form. 0/159 useless extension candidates. Maximal degree in co-relation 98. Up to 4 conditions per place. [2024-10-24 15:39:30,784 INFO L82 GeneralOperation]: Start removeDead. Operand has 136 places, 137 transitions, 278 flow [2024-10-24 15:39:30,791 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 136 places, 137 transitions, 278 flow [2024-10-24 15:39:30,802 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 15:39:30,809 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;@553c3f86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 15:39:30,810 INFO L334 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-10-24 15:39:30,823 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 15:39:30,823 INFO L124 PetriNetUnfolderBase]: 2/65 cut-off events. [2024-10-24 15:39:30,823 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:39:30,823 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:30,824 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] [2024-10-24 15:39:30,825 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-10-24 15:39:30,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:30,830 INFO L85 PathProgramCache]: Analyzing trace with hash -551948726, now seen corresponding path program 1 times [2024-10-24 15:39:30,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:30,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313362109] [2024-10-24 15:39:30,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:31,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:31,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:31,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313362109] [2024-10-24 15:39:31,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313362109] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:31,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:31,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:31,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293145237] [2024-10-24 15:39:31,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:31,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:31,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:31,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:31,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:31,215 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2024-10-24 15:39:31,219 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 137 transitions, 278 flow. Second operand has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 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) [2024-10-24 15:39:31,219 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:31,219 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2024-10-24 15:39:31,220 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:31,430 INFO L124 PetriNetUnfolderBase]: 98/589 cut-off events. [2024-10-24 15:39:31,430 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-24 15:39:31,435 INFO L83 FinitePrefix]: Finished finitePrefix Result has 823 conditions, 589 events. 98/589 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3156 event pairs, 33 based on Foata normal form. 9/542 useless extension candidates. Maximal degree in co-relation 707. Up to 138 conditions per place. [2024-10-24 15:39:31,441 INFO L140 encePairwiseOnDemand]: 123/137 looper letters, 32 selfloop transitions, 8 changer transitions 1/152 dead transitions. [2024-10-24 15:39:31,441 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 138 places, 152 transitions, 388 flow [2024-10-24 15:39:31,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:31,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:31,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 384 transitions. [2024-10-24 15:39:31,459 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9343065693430657 [2024-10-24 15:39:31,462 INFO L175 Difference]: Start difference. First operand has 136 places, 137 transitions, 278 flow. Second operand 3 states and 384 transitions. [2024-10-24 15:39:31,463 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 138 places, 152 transitions, 388 flow [2024-10-24 15:39:31,468 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 152 transitions, 388 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-24 15:39:31,473 INFO L231 Difference]: Finished difference. Result has 140 places, 141 transitions, 340 flow [2024-10-24 15:39:31,476 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=340, PETRI_PLACES=140, PETRI_TRANSITIONS=141} [2024-10-24 15:39:31,480 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, 4 predicate places. [2024-10-24 15:39:31,480 INFO L471 AbstractCegarLoop]: Abstraction has has 140 places, 141 transitions, 340 flow [2024-10-24 15:39:31,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.0) internal successors, (339), 3 states have internal predecessors, (339), 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) [2024-10-24 15:39:31,481 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:31,482 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] [2024-10-24 15:39:31,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 15:39:31,483 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-10-24 15:39:31,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:31,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1542775056, now seen corresponding path program 1 times [2024-10-24 15:39:31,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:31,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391377317] [2024-10-24 15:39:31,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:31,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:31,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:31,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:31,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391377317] [2024-10-24 15:39:31,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391377317] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:31,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:31,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:31,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725167958] [2024-10-24 15:39:31,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:31,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:31,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:31,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:31,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:31,680 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 137 [2024-10-24 15:39:31,681 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 141 transitions, 340 flow. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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) [2024-10-24 15:39:31,681 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:31,681 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 137 [2024-10-24 15:39:31,681 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:31,832 INFO L124 PetriNetUnfolderBase]: 114/717 cut-off events. [2024-10-24 15:39:31,832 INFO L125 PetriNetUnfolderBase]: For 164/171 co-relation queries the response was YES. [2024-10-24 15:39:31,834 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1153 conditions, 717 events. 114/717 cut-off events. For 164/171 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 4213 event pairs, 72 based on Foata normal form. 5/667 useless extension candidates. Maximal degree in co-relation 1025. Up to 226 conditions per place. [2024-10-24 15:39:31,839 INFO L140 encePairwiseOnDemand]: 131/137 looper letters, 29 selfloop transitions, 7 changer transitions 0/150 dead transitions. [2024-10-24 15:39:31,839 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 150 transitions, 440 flow [2024-10-24 15:39:31,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:31,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 367 transitions. [2024-10-24 15:39:31,841 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8929440389294404 [2024-10-24 15:39:31,842 INFO L175 Difference]: Start difference. First operand has 140 places, 141 transitions, 340 flow. Second operand 3 states and 367 transitions. [2024-10-24 15:39:31,842 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 150 transitions, 440 flow [2024-10-24 15:39:31,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 150 transitions, 420 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:31,851 INFO L231 Difference]: Finished difference. Result has 141 places, 146 transitions, 380 flow [2024-10-24 15:39:31,852 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=324, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=380, PETRI_PLACES=141, PETRI_TRANSITIONS=146} [2024-10-24 15:39:31,853 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, 5 predicate places. [2024-10-24 15:39:31,854 INFO L471 AbstractCegarLoop]: Abstraction has has 141 places, 146 transitions, 380 flow [2024-10-24 15:39:31,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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) [2024-10-24 15:39:31,854 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:31,855 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] [2024-10-24 15:39:31,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 15:39:31,855 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-10-24 15:39:31,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:31,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1976819266, now seen corresponding path program 1 times [2024-10-24 15:39:31,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:31,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721447374] [2024-10-24 15:39:31,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:31,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:31,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:31,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721447374] [2024-10-24 15:39:31,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721447374] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:31,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:31,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:31,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818590991] [2024-10-24 15:39:31,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:31,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:31,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:31,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:31,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:31,992 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 137 [2024-10-24 15:39:31,993 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 146 transitions, 380 flow. Second operand has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 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) [2024-10-24 15:39:31,996 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:31,996 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 137 [2024-10-24 15:39:31,996 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:32,107 INFO L124 PetriNetUnfolderBase]: 83/639 cut-off events. [2024-10-24 15:39:32,107 INFO L125 PetriNetUnfolderBase]: For 66/70 co-relation queries the response was YES. [2024-10-24 15:39:32,109 INFO L83 FinitePrefix]: Finished finitePrefix Result has 961 conditions, 639 events. 83/639 cut-off events. For 66/70 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 3725 event pairs, 45 based on Foata normal form. 0/579 useless extension candidates. Maximal degree in co-relation 838. Up to 114 conditions per place. [2024-10-24 15:39:32,113 INFO L140 encePairwiseOnDemand]: 133/137 looper letters, 17 selfloop transitions, 3 changer transitions 1/152 dead transitions. [2024-10-24 15:39:32,114 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 152 transitions, 434 flow [2024-10-24 15:39:32,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:32,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 379 transitions. [2024-10-24 15:39:32,118 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9221411192214112 [2024-10-24 15:39:32,118 INFO L175 Difference]: Start difference. First operand has 141 places, 146 transitions, 380 flow. Second operand 3 states and 379 transitions. [2024-10-24 15:39:32,118 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 152 transitions, 434 flow [2024-10-24 15:39:32,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 152 transitions, 420 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:32,126 INFO L231 Difference]: Finished difference. Result has 143 places, 148 transitions, 388 flow [2024-10-24 15:39:32,126 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=366, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=146, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=388, PETRI_PLACES=143, PETRI_TRANSITIONS=148} [2024-10-24 15:39:32,127 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, 7 predicate places. [2024-10-24 15:39:32,127 INFO L471 AbstractCegarLoop]: Abstraction has has 143 places, 148 transitions, 388 flow [2024-10-24 15:39:32,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 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) [2024-10-24 15:39:32,128 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:32,128 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] [2024-10-24 15:39:32,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 15:39:32,128 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-10-24 15:39:32,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:32,129 INFO L85 PathProgramCache]: Analyzing trace with hash -1377669892, now seen corresponding path program 1 times [2024-10-24 15:39:32,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:32,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729186826] [2024-10-24 15:39:32,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:32,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:32,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:32,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729186826] [2024-10-24 15:39:32,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729186826] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:32,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:32,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:32,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84435575] [2024-10-24 15:39:32,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:32,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:32,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:32,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:32,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:32,270 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 137 [2024-10-24 15:39:32,271 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 148 transitions, 388 flow. Second operand has 3 states, 3 states have (on average 119.33333333333333) internal successors, (358), 3 states have internal predecessors, (358), 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) [2024-10-24 15:39:32,272 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:32,272 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 137 [2024-10-24 15:39:32,272 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:32,395 INFO L124 PetriNetUnfolderBase]: 92/652 cut-off events. [2024-10-24 15:39:32,395 INFO L125 PetriNetUnfolderBase]: For 73/77 co-relation queries the response was YES. [2024-10-24 15:39:32,397 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1028 conditions, 652 events. 92/652 cut-off events. For 73/77 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 3933 event pairs, 54 based on Foata normal form. 0/603 useless extension candidates. Maximal degree in co-relation 904. Up to 141 conditions per place. [2024-10-24 15:39:32,399 INFO L140 encePairwiseOnDemand]: 132/137 looper letters, 22 selfloop transitions, 5 changer transitions 0/157 dead transitions. [2024-10-24 15:39:32,399 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 157 transitions, 464 flow [2024-10-24 15:39:32,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:32,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:32,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 378 transitions. [2024-10-24 15:39:32,402 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9197080291970803 [2024-10-24 15:39:32,402 INFO L175 Difference]: Start difference. First operand has 143 places, 148 transitions, 388 flow. Second operand 3 states and 378 transitions. [2024-10-24 15:39:32,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 157 transitions, 464 flow [2024-10-24 15:39:32,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 157 transitions, 456 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:32,410 INFO L231 Difference]: Finished difference. Result has 145 places, 151 transitions, 418 flow [2024-10-24 15:39:32,410 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=418, PETRI_PLACES=145, PETRI_TRANSITIONS=151} [2024-10-24 15:39:32,411 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, 9 predicate places. [2024-10-24 15:39:32,411 INFO L471 AbstractCegarLoop]: Abstraction has has 145 places, 151 transitions, 418 flow [2024-10-24 15:39:32,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 119.33333333333333) internal successors, (358), 3 states have internal predecessors, (358), 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) [2024-10-24 15:39:32,412 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:32,412 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] [2024-10-24 15:39:32,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 15:39:32,413 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-10-24 15:39:32,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:32,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1353349316, now seen corresponding path program 1 times [2024-10-24 15:39:32,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:32,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973678076] [2024-10-24 15:39:32,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:32,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:32,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:32,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973678076] [2024-10-24 15:39:32,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973678076] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:32,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:32,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:32,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469206100] [2024-10-24 15:39:32,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:32,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:32,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:32,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:32,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:32,509 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 137 [2024-10-24 15:39:32,510 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 151 transitions, 418 flow. Second operand has 3 states, 3 states have (on average 118.0) internal successors, (354), 3 states have internal predecessors, (354), 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) [2024-10-24 15:39:32,510 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:32,510 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 137 [2024-10-24 15:39:32,510 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:32,650 INFO L124 PetriNetUnfolderBase]: 159/832 cut-off events. [2024-10-24 15:39:32,651 INFO L125 PetriNetUnfolderBase]: For 212/218 co-relation queries the response was YES. [2024-10-24 15:39:32,652 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1515 conditions, 832 events. 159/832 cut-off events. For 212/218 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 5131 event pairs, 73 based on Foata normal form. 0/786 useless extension candidates. Maximal degree in co-relation 1385. Up to 275 conditions per place. [2024-10-24 15:39:32,654 INFO L140 encePairwiseOnDemand]: 130/137 looper letters, 29 selfloop transitions, 11 changer transitions 4/164 dead transitions. [2024-10-24 15:39:32,655 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 147 places, 164 transitions, 540 flow [2024-10-24 15:39:32,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 374 transitions. [2024-10-24 15:39:32,656 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9099756690997567 [2024-10-24 15:39:32,657 INFO L175 Difference]: Start difference. First operand has 145 places, 151 transitions, 418 flow. Second operand 3 states and 374 transitions. [2024-10-24 15:39:32,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 147 places, 164 transitions, 540 flow [2024-10-24 15:39:32,660 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 164 transitions, 530 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:32,662 INFO L231 Difference]: Finished difference. Result has 147 places, 155 transitions, 484 flow [2024-10-24 15:39:32,662 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=137, PETRI_DIFFERENCE_MINUEND_FLOW=408, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=484, PETRI_PLACES=147, PETRI_TRANSITIONS=155} [2024-10-24 15:39:32,663 INFO L277 CegarLoopForPetriNet]: 136 programPoint places, 11 predicate places. [2024-10-24 15:39:32,663 INFO L471 AbstractCegarLoop]: Abstraction has has 147 places, 155 transitions, 484 flow [2024-10-24 15:39:32,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.0) internal successors, (354), 3 states have internal predecessors, (354), 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) [2024-10-24 15:39:32,664 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:32,664 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-10-24 15:39:32,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 15:39:32,665 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 8 more)] === [2024-10-24 15:39:32,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:32,666 INFO L85 PathProgramCache]: Analyzing trace with hash -688105243, now seen corresponding path program 1 times [2024-10-24 15:39:32,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:32,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234949782] [2024-10-24 15:39:32,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:32,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 15:39:32,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 15:39:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 15:39:32,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 15:39:32,775 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 15:39:32,776 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-10-24 15:39:32,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (9 of 11 remaining) [2024-10-24 15:39:32,778 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (8 of 11 remaining) [2024-10-24 15:39:32,779 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (7 of 11 remaining) [2024-10-24 15:39:32,779 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 11 remaining) [2024-10-24 15:39:32,779 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 11 remaining) [2024-10-24 15:39:32,779 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (4 of 11 remaining) [2024-10-24 15:39:32,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (3 of 11 remaining) [2024-10-24 15:39:32,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (2 of 11 remaining) [2024-10-24 15:39:32,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 11 remaining) [2024-10-24 15:39:32,780 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (0 of 11 remaining) [2024-10-24 15:39:32,781 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 15:39:32,781 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-24 15:39:32,784 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-24 15:39:32,784 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-24 15:39:32,809 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-24 15:39:32,814 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 168 places, 167 transitions, 344 flow [2024-10-24 15:39:32,847 INFO L124 PetriNetUnfolderBase]: 10/259 cut-off events. [2024-10-24 15:39:32,847 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-24 15:39:32,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 267 conditions, 259 events. 10/259 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 407 event pairs, 0 based on Foata normal form. 0/228 useless extension candidates. Maximal degree in co-relation 180. Up to 6 conditions per place. [2024-10-24 15:39:32,849 INFO L82 GeneralOperation]: Start removeDead. Operand has 168 places, 167 transitions, 344 flow [2024-10-24 15:39:32,851 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 168 places, 167 transitions, 344 flow [2024-10-24 15:39:32,852 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 15:39:32,853 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;@553c3f86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 15:39:32,854 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-10-24 15:39:32,863 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 15:39:32,863 INFO L124 PetriNetUnfolderBase]: 2/65 cut-off events. [2024-10-24 15:39:32,863 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:39:32,863 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:32,864 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] [2024-10-24 15:39:32,864 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:32,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:32,865 INFO L85 PathProgramCache]: Analyzing trace with hash 439291281, now seen corresponding path program 1 times [2024-10-24 15:39:32,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:32,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862493956] [2024-10-24 15:39:32,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:32,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:32,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:32,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862493956] [2024-10-24 15:39:32,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862493956] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:32,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:32,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:32,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961044899] [2024-10-24 15:39:32,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:32,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:32,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:32,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:32,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:32,964 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 133 out of 167 [2024-10-24 15:39:32,965 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 168 places, 167 transitions, 344 flow. Second operand has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 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) [2024-10-24 15:39:32,965 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:32,965 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 133 of 167 [2024-10-24 15:39:32,965 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:33,930 INFO L124 PetriNetUnfolderBase]: 2216/6666 cut-off events. [2024-10-24 15:39:33,931 INFO L125 PetriNetUnfolderBase]: For 49/49 co-relation queries the response was YES. [2024-10-24 15:39:33,942 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10370 conditions, 6666 events. 2216/6666 cut-off events. For 49/49 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 63846 event pairs, 879 based on Foata normal form. 92/6053 useless extension candidates. Maximal degree in co-relation 8872. Up to 2089 conditions per place. [2024-10-24 15:39:33,974 INFO L140 encePairwiseOnDemand]: 149/167 looper letters, 46 selfloop transitions, 11 changer transitions 1/190 dead transitions. [2024-10-24 15:39:33,974 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 170 places, 190 transitions, 509 flow [2024-10-24 15:39:33,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 465 transitions. [2024-10-24 15:39:33,976 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9281437125748503 [2024-10-24 15:39:33,976 INFO L175 Difference]: Start difference. First operand has 168 places, 167 transitions, 344 flow. Second operand 3 states and 465 transitions. [2024-10-24 15:39:33,976 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 170 places, 190 transitions, 509 flow [2024-10-24 15:39:33,977 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 190 transitions, 509 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-24 15:39:33,979 INFO L231 Difference]: Finished difference. Result has 172 places, 174 transitions, 432 flow [2024-10-24 15:39:33,980 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=338, PETRI_DIFFERENCE_MINUEND_PLACES=168, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=432, PETRI_PLACES=172, PETRI_TRANSITIONS=174} [2024-10-24 15:39:33,982 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 4 predicate places. [2024-10-24 15:39:33,982 INFO L471 AbstractCegarLoop]: Abstraction has has 172 places, 174 transitions, 432 flow [2024-10-24 15:39:33,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.0) internal successors, (402), 3 states have internal predecessors, (402), 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) [2024-10-24 15:39:33,982 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:33,982 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] [2024-10-24 15:39:33,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 15:39:33,983 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:33,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:33,984 INFO L85 PathProgramCache]: Analyzing trace with hash 786627856, now seen corresponding path program 1 times [2024-10-24 15:39:33,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:33,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357023726] [2024-10-24 15:39:33,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:33,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:34,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:34,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357023726] [2024-10-24 15:39:34,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357023726] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:34,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:34,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:34,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365691737] [2024-10-24 15:39:34,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:34,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:34,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:34,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:34,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:34,070 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 135 out of 167 [2024-10-24 15:39:34,071 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 174 transitions, 432 flow. Second operand has 3 states, 3 states have (on average 137.0) internal successors, (411), 3 states have internal predecessors, (411), 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) [2024-10-24 15:39:34,071 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:34,071 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 135 of 167 [2024-10-24 15:39:34,071 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:35,300 INFO L124 PetriNetUnfolderBase]: 2480/8467 cut-off events. [2024-10-24 15:39:35,301 INFO L125 PetriNetUnfolderBase]: For 2847/3064 co-relation queries the response was YES. [2024-10-24 15:39:35,318 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15233 conditions, 8467 events. 2480/8467 cut-off events. For 2847/3064 co-relation queries the response was YES. Maximal size of possible extension queue 307. Compared 87719 event pairs, 1597 based on Foata normal form. 70/7778 useless extension candidates. Maximal degree in co-relation 13171. Up to 3442 conditions per place. [2024-10-24 15:39:35,360 INFO L140 encePairwiseOnDemand]: 159/167 looper letters, 42 selfloop transitions, 12 changer transitions 0/192 dead transitions. [2024-10-24 15:39:35,360 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 192 transitions, 600 flow [2024-10-24 15:39:35,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 449 transitions. [2024-10-24 15:39:35,362 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8962075848303394 [2024-10-24 15:39:35,362 INFO L175 Difference]: Start difference. First operand has 172 places, 174 transitions, 432 flow. Second operand 3 states and 449 transitions. [2024-10-24 15:39:35,362 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 192 transitions, 600 flow [2024-10-24 15:39:35,371 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 171 places, 192 transitions, 570 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:35,373 INFO L231 Difference]: Finished difference. Result has 173 places, 184 transitions, 516 flow [2024-10-24 15:39:35,374 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=410, PETRI_DIFFERENCE_MINUEND_PLACES=169, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=516, PETRI_PLACES=173, PETRI_TRANSITIONS=184} [2024-10-24 15:39:35,374 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 5 predicate places. [2024-10-24 15:39:35,375 INFO L471 AbstractCegarLoop]: Abstraction has has 173 places, 184 transitions, 516 flow [2024-10-24 15:39:35,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.0) internal successors, (411), 3 states have internal predecessors, (411), 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) [2024-10-24 15:39:35,375 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:35,376 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] [2024-10-24 15:39:35,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 15:39:35,376 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:35,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:35,377 INFO L85 PathProgramCache]: Analyzing trace with hash 352421477, now seen corresponding path program 1 times [2024-10-24 15:39:35,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:35,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066870971] [2024-10-24 15:39:35,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:35,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:35,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:35,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066870971] [2024-10-24 15:39:35,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066870971] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:35,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:35,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:35,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760768728] [2024-10-24 15:39:35,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:35,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:35,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:35,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:35,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:35,421 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 143 out of 167 [2024-10-24 15:39:35,422 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 184 transitions, 516 flow. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2024-10-24 15:39:35,422 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:35,422 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 143 of 167 [2024-10-24 15:39:35,422 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:36,438 INFO L124 PetriNetUnfolderBase]: 1878/7593 cut-off events. [2024-10-24 15:39:36,438 INFO L125 PetriNetUnfolderBase]: For 1100/1917 co-relation queries the response was YES. [2024-10-24 15:39:36,456 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12523 conditions, 7593 events. 1878/7593 cut-off events. For 1100/1917 co-relation queries the response was YES. Maximal size of possible extension queue 330. Compared 82736 event pairs, 1092 based on Foata normal form. 7/6664 useless extension candidates. Maximal degree in co-relation 10919. Up to 1725 conditions per place. [2024-10-24 15:39:36,484 INFO L140 encePairwiseOnDemand]: 162/167 looper letters, 28 selfloop transitions, 4 changer transitions 0/195 dead transitions. [2024-10-24 15:39:36,484 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 195 transitions, 602 flow [2024-10-24 15:39:36,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 462 transitions. [2024-10-24 15:39:36,486 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9221556886227545 [2024-10-24 15:39:36,486 INFO L175 Difference]: Start difference. First operand has 173 places, 184 transitions, 516 flow. Second operand 3 states and 462 transitions. [2024-10-24 15:39:36,486 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 195 transitions, 602 flow [2024-10-24 15:39:36,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 195 transitions, 578 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:36,497 INFO L231 Difference]: Finished difference. Result has 175 places, 187 transitions, 522 flow [2024-10-24 15:39:36,498 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=492, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=522, PETRI_PLACES=175, PETRI_TRANSITIONS=187} [2024-10-24 15:39:36,498 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 7 predicate places. [2024-10-24 15:39:36,499 INFO L471 AbstractCegarLoop]: Abstraction has has 175 places, 187 transitions, 522 flow [2024-10-24 15:39:36,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2024-10-24 15:39:36,499 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:36,500 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] [2024-10-24 15:39:36,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 15:39:36,500 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:36,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:36,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1693332831, now seen corresponding path program 1 times [2024-10-24 15:39:36,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:36,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222419839] [2024-10-24 15:39:36,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:36,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:36,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:36,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222419839] [2024-10-24 15:39:36,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222419839] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:36,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:36,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:36,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858378696] [2024-10-24 15:39:36,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:36,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:36,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:36,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:36,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:36,564 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 141 out of 167 [2024-10-24 15:39:36,565 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 187 transitions, 522 flow. Second operand has 3 states, 3 states have (on average 143.33333333333334) internal successors, (430), 3 states have internal predecessors, (430), 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) [2024-10-24 15:39:36,565 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:36,565 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 141 of 167 [2024-10-24 15:39:36,566 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:37,724 INFO L124 PetriNetUnfolderBase]: 2430/9741 cut-off events. [2024-10-24 15:39:37,724 INFO L125 PetriNetUnfolderBase]: For 1611/2578 co-relation queries the response was YES. [2024-10-24 15:39:37,742 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16436 conditions, 9741 events. 2430/9741 cut-off events. For 1611/2578 co-relation queries the response was YES. Maximal size of possible extension queue 420. Compared 112822 event pairs, 1418 based on Foata normal form. 11/8580 useless extension candidates. Maximal degree in co-relation 14739. Up to 2447 conditions per place. [2024-10-24 15:39:37,775 INFO L140 encePairwiseOnDemand]: 161/167 looper letters, 34 selfloop transitions, 7 changer transitions 0/203 dead transitions. [2024-10-24 15:39:37,775 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 203 transitions, 651 flow [2024-10-24 15:39:37,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:37,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 462 transitions. [2024-10-24 15:39:37,777 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9221556886227545 [2024-10-24 15:39:37,777 INFO L175 Difference]: Start difference. First operand has 175 places, 187 transitions, 522 flow. Second operand 3 states and 462 transitions. [2024-10-24 15:39:37,777 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 203 transitions, 651 flow [2024-10-24 15:39:37,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 203 transitions, 639 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:37,788 INFO L231 Difference]: Finished difference. Result has 177 places, 192 transitions, 570 flow [2024-10-24 15:39:37,789 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=514, PETRI_DIFFERENCE_MINUEND_PLACES=173, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=570, PETRI_PLACES=177, PETRI_TRANSITIONS=192} [2024-10-24 15:39:37,789 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 9 predicate places. [2024-10-24 15:39:37,790 INFO L471 AbstractCegarLoop]: Abstraction has has 177 places, 192 transitions, 570 flow [2024-10-24 15:39:37,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 143.33333333333334) internal successors, (430), 3 states have internal predecessors, (430), 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) [2024-10-24 15:39:37,790 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:37,790 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] [2024-10-24 15:39:37,790 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 15:39:37,791 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:37,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:37,791 INFO L85 PathProgramCache]: Analyzing trace with hash 270825959, now seen corresponding path program 1 times [2024-10-24 15:39:37,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:37,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586988205] [2024-10-24 15:39:37,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:37,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:37,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:37,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:37,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586988205] [2024-10-24 15:39:37,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586988205] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:37,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:37,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:37,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058418705] [2024-10-24 15:39:37,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:37,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:37,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:37,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:37,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:37,862 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 167 [2024-10-24 15:39:37,863 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 177 places, 192 transitions, 570 flow. Second operand has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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) [2024-10-24 15:39:37,863 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:37,863 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 167 [2024-10-24 15:39:37,863 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:39,116 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: 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][175], [114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), Black: 183#(= |#race~data~0| 0), 169#true, 50#L695-6true, 186#true, 91#L712-1true, 191#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|), 167#true, Black: 171#true]) [2024-10-24 15:39:39,116 INFO L294 olderBase$Statistics]: this new event has 156 ancestors and is cut-off event [2024-10-24 15:39:39,116 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2024-10-24 15:39:39,116 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2024-10-24 15:39:39,117 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2024-10-24 15:39:39,304 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), Black: 183#(= |#race~data~0| 0), 169#true, 186#true, 91#L712-1true, 191#true, 45#L697true, 167#true, Black: 171#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|)]) [2024-10-24 15:39:39,304 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2024-10-24 15:39:39,304 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-10-24 15:39:39,304 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-10-24 15:39:39,304 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2024-10-24 15:39:39,336 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: 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][77], [114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), 165#L697-3true, Black: 183#(= |#race~data~0| 0), 169#true, 186#true, 91#L712-1true, 191#true, 167#true, Black: 171#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|)]) [2024-10-24 15:39:39,336 INFO L294 olderBase$Statistics]: this new event has 158 ancestors and is cut-off event [2024-10-24 15:39:39,336 INFO L297 olderBase$Statistics]: existing Event has 158 ancestors and is cut-off event [2024-10-24 15:39:39,336 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2024-10-24 15:39:39,336 INFO L297 olderBase$Statistics]: existing Event has 153 ancestors and is cut-off event [2024-10-24 15:39:39,455 INFO L124 PetriNetUnfolderBase]: 4089/13149 cut-off events. [2024-10-24 15:39:39,455 INFO L125 PetriNetUnfolderBase]: For 5544/5868 co-relation queries the response was YES. [2024-10-24 15:39:39,478 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25533 conditions, 13149 events. 4089/13149 cut-off events. For 5544/5868 co-relation queries the response was YES. Maximal size of possible extension queue 473. Compared 146463 event pairs, 2075 based on Foata normal form. 79/11832 useless extension candidates. Maximal degree in co-relation 21564. Up to 5204 conditions per place. [2024-10-24 15:39:39,524 INFO L140 encePairwiseOnDemand]: 158/167 looper letters, 49 selfloop transitions, 19 changer transitions 0/218 dead transitions. [2024-10-24 15:39:39,525 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 218 transitions, 807 flow [2024-10-24 15:39:39,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 457 transitions. [2024-10-24 15:39:39,527 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9121756487025948 [2024-10-24 15:39:39,527 INFO L175 Difference]: Start difference. First operand has 177 places, 192 transitions, 570 flow. Second operand 3 states and 457 transitions. [2024-10-24 15:39:39,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 218 transitions, 807 flow [2024-10-24 15:39:39,532 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 218 transitions, 793 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:39,535 INFO L231 Difference]: Finished difference. Result has 179 places, 207 transitions, 738 flow [2024-10-24 15:39:39,536 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=173, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=738, PETRI_PLACES=179, PETRI_TRANSITIONS=207} [2024-10-24 15:39:39,536 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 11 predicate places. [2024-10-24 15:39:39,537 INFO L471 AbstractCegarLoop]: Abstraction has has 179 places, 207 transitions, 738 flow [2024-10-24 15:39:39,537 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 141.0) internal successors, (423), 3 states have internal predecessors, (423), 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) [2024-10-24 15:39:39,537 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:39,537 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] [2024-10-24 15:39:39,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 15:39:39,538 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:39,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:39,538 INFO L85 PathProgramCache]: Analyzing trace with hash 202551755, now seen corresponding path program 1 times [2024-10-24 15:39:39,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:39,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075595620] [2024-10-24 15:39:39,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:39,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:39,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:39,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:39,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075595620] [2024-10-24 15:39:39,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075595620] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 15:39:39,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589997889] [2024-10-24 15:39:39,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:39,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 15:39:39,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 15:39:39,686 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 15:39:39,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 15:39:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:39,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 15:39:39,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 15:39:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:40,001 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 15:39:40,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589997889] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:40,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 15:39:40,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-10-24 15:39:40,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920443941] [2024-10-24 15:39:40,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:40,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 15:39:40,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:40,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 15:39:40,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-24 15:39:40,020 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 138 out of 167 [2024-10-24 15:39:40,021 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 207 transitions, 738 flow. Second operand has 5 states, 5 states have (on average 140.4) internal successors, (702), 5 states have internal predecessors, (702), 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) [2024-10-24 15:39:40,022 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:40,022 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 138 of 167 [2024-10-24 15:39:40,022 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:41,408 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][186], [Black: 193#(= |threadThread1of2ForFork0_#t~nondet5| |#race~threads_alive~0|), 114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), Black: 183#(= |#race~data~0| 0), 169#true, 50#L695-6true, 191#true, 91#L712-1true, 196#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|), 167#true, Black: 171#true]) [2024-10-24 15:39:41,408 INFO L294 olderBase$Statistics]: this new event has 156 ancestors and is cut-off event [2024-10-24 15:39:41,408 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2024-10-24 15:39:41,408 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2024-10-24 15:39:41,408 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2024-10-24 15:39:41,410 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: 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][186], [Black: 193#(= |threadThread1of2ForFork0_#t~nondet5| |#race~threads_alive~0|), 114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), 200#(<= 1 ~threads_alive~0), Black: 183#(= |#race~data~0| 0), 169#true, 191#true, 91#L712-1true, 50#L695-6true, 167#true, Black: 171#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|)]) [2024-10-24 15:39:41,410 INFO L294 olderBase$Statistics]: this new event has 156 ancestors and is cut-off event [2024-10-24 15:39:41,410 INFO L297 olderBase$Statistics]: existing Event has 156 ancestors and is cut-off event [2024-10-24 15:39:41,410 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2024-10-24 15:39:41,410 INFO L297 olderBase$Statistics]: existing Event has 151 ancestors and is cut-off event [2024-10-24 15:39:41,702 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [Black: 193#(= |threadThread1of2ForFork0_#t~nondet5| |#race~threads_alive~0|), 114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), Black: 183#(= |#race~data~0| 0), 169#true, 91#L712-1true, 191#true, 45#L697true, 196#true, Black: 171#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|), 167#true]) [2024-10-24 15:39:41,702 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2024-10-24 15:39:41,702 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-10-24 15:39:41,703 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2024-10-24 15:39:41,703 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-10-24 15:39:41,705 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([422] L713-6-->L712-1: 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][77], [Black: 193#(= |threadThread1of2ForFork0_#t~nondet5| |#race~threads_alive~0|), 114#L695-2true, Black: 178#(= |#race~threads_alive~0| |ULTIMATE.start_main_#t~nondet10#1|), 200#(<= 1 ~threads_alive~0), Black: 183#(= |#race~data~0| 0), 169#true, 191#true, 91#L712-1true, 45#L697true, 167#true, Black: 188#(= |threadThread1of2ForFork0_#t~nondet2| |#race~data~0|), Black: 171#true]) [2024-10-24 15:39:41,705 INFO L294 olderBase$Statistics]: this new event has 157 ancestors and is cut-off event [2024-10-24 15:39:41,705 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-10-24 15:39:41,705 INFO L297 olderBase$Statistics]: existing Event has 152 ancestors and is cut-off event [2024-10-24 15:39:41,705 INFO L297 olderBase$Statistics]: existing Event has 157 ancestors and is cut-off event [2024-10-24 15:39:42,048 INFO L124 PetriNetUnfolderBase]: 5588/18762 cut-off events. [2024-10-24 15:39:42,049 INFO L125 PetriNetUnfolderBase]: For 9360/10325 co-relation queries the response was YES. [2024-10-24 15:39:42,102 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38041 conditions, 18762 events. 5588/18762 cut-off events. For 9360/10325 co-relation queries the response was YES. Maximal size of possible extension queue 870. Compared 228506 event pairs, 1266 based on Foata normal form. 132/17009 useless extension candidates. Maximal degree in co-relation 30255. Up to 3127 conditions per place. [2024-10-24 15:39:42,164 INFO L140 encePairwiseOnDemand]: 159/167 looper letters, 69 selfloop transitions, 14 changer transitions 3/266 dead transitions. [2024-10-24 15:39:42,164 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 266 transitions, 1029 flow [2024-10-24 15:39:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 15:39:42,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-10-24 15:39:42,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1053 transitions. [2024-10-24 15:39:42,168 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9007698887938409 [2024-10-24 15:39:42,168 INFO L175 Difference]: Start difference. First operand has 179 places, 207 transitions, 738 flow. Second operand 7 states and 1053 transitions. [2024-10-24 15:39:42,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 266 transitions, 1029 flow [2024-10-24 15:39:42,226 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 266 transitions, 991 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:42,231 INFO L231 Difference]: Finished difference. Result has 186 places, 220 transitions, 779 flow [2024-10-24 15:39:42,231 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=206, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=199, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=779, PETRI_PLACES=186, PETRI_TRANSITIONS=220} [2024-10-24 15:39:42,232 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 18 predicate places. [2024-10-24 15:39:42,232 INFO L471 AbstractCegarLoop]: Abstraction has has 186 places, 220 transitions, 779 flow [2024-10-24 15:39:42,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 140.4) internal successors, (702), 5 states have internal predecessors, (702), 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) [2024-10-24 15:39:42,233 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:42,233 INFO L204 CegarLoopForPetriNet]: trace histogram [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] [2024-10-24 15:39:42,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 15:39:42,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-24 15:39:42,435 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:42,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:42,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1745307919, now seen corresponding path program 1 times [2024-10-24 15:39:42,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:42,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016881234] [2024-10-24 15:39:42,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:42,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:42,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-24 15:39:42,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:42,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016881234] [2024-10-24 15:39:42,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016881234] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:42,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:42,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 15:39:42,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742759004] [2024-10-24 15:39:42,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:42,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 15:39:42,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:42,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 15:39:42,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 15:39:42,796 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 167 [2024-10-24 15:39:42,798 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 220 transitions, 779 flow. Second operand has 6 states, 6 states have (on average 147.5) internal successors, (885), 6 states have internal predecessors, (885), 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) [2024-10-24 15:39:42,798 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:42,798 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 167 [2024-10-24 15:39:42,798 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:43,172 INFO L124 PetriNetUnfolderBase]: 216/1718 cut-off events. [2024-10-24 15:39:43,173 INFO L125 PetriNetUnfolderBase]: For 464/477 co-relation queries the response was YES. [2024-10-24 15:39:43,178 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3133 conditions, 1718 events. 216/1718 cut-off events. For 464/477 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 12751 event pairs, 65 based on Foata normal form. 79/1718 useless extension candidates. Maximal degree in co-relation 2647. Up to 212 conditions per place. [2024-10-24 15:39:43,182 INFO L140 encePairwiseOnDemand]: 155/167 looper letters, 11 selfloop transitions, 12 changer transitions 0/180 dead transitions. [2024-10-24 15:39:43,182 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 183 places, 180 transitions, 572 flow [2024-10-24 15:39:43,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 15:39:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 15:39:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 758 transitions. [2024-10-24 15:39:43,185 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9077844311377246 [2024-10-24 15:39:43,185 INFO L175 Difference]: Start difference. First operand has 186 places, 220 transitions, 779 flow. Second operand 5 states and 758 transitions. [2024-10-24 15:39:43,185 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 183 places, 180 transitions, 572 flow [2024-10-24 15:39:43,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 178 places, 180 transitions, 524 flow, removed 20 selfloop flow, removed 5 redundant places. [2024-10-24 15:39:43,192 INFO L231 Difference]: Finished difference. Result has 178 places, 175 transitions, 487 flow [2024-10-24 15:39:43,193 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=463, PETRI_DIFFERENCE_MINUEND_PLACES=174, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=487, PETRI_PLACES=178, PETRI_TRANSITIONS=175} [2024-10-24 15:39:43,193 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 10 predicate places. [2024-10-24 15:39:43,194 INFO L471 AbstractCegarLoop]: Abstraction has has 178 places, 175 transitions, 487 flow [2024-10-24 15:39:43,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 147.5) internal successors, (885), 6 states have internal predecessors, (885), 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) [2024-10-24 15:39:43,194 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:43,195 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-10-24 15:39:43,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 15:39:43,195 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:43,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:43,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1592787471, now seen corresponding path program 1 times [2024-10-24 15:39:43,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:43,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432123491] [2024-10-24 15:39:43,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:43,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-10-24 15:39:43,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:43,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432123491] [2024-10-24 15:39:43,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432123491] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:43,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:43,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:43,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928819082] [2024-10-24 15:39:43,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:43,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:43,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:43,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:43,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:43,259 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 141 out of 167 [2024-10-24 15:39:43,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 175 transitions, 487 flow. Second operand has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 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) [2024-10-24 15:39:43,260 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:43,260 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 141 of 167 [2024-10-24 15:39:43,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:43,555 INFO L124 PetriNetUnfolderBase]: 647/2642 cut-off events. [2024-10-24 15:39:43,556 INFO L125 PetriNetUnfolderBase]: For 860/872 co-relation queries the response was YES. [2024-10-24 15:39:43,561 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5122 conditions, 2642 events. 647/2642 cut-off events. For 860/872 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 21852 event pairs, 351 based on Foata normal form. 0/2497 useless extension candidates. Maximal degree in co-relation 4638. Up to 908 conditions per place. [2024-10-24 15:39:43,566 INFO L140 encePairwiseOnDemand]: 161/167 looper letters, 34 selfloop transitions, 7 changer transitions 0/189 dead transitions. [2024-10-24 15:39:43,566 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 189 transitions, 621 flow [2024-10-24 15:39:43,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:43,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:43,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 461 transitions. [2024-10-24 15:39:43,568 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9201596806387226 [2024-10-24 15:39:43,568 INFO L175 Difference]: Start difference. First operand has 178 places, 175 transitions, 487 flow. Second operand 3 states and 461 transitions. [2024-10-24 15:39:43,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 189 transitions, 621 flow [2024-10-24 15:39:43,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 189 transitions, 600 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-10-24 15:39:43,574 INFO L231 Difference]: Finished difference. Result has 179 places, 179 transitions, 528 flow [2024-10-24 15:39:43,575 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=474, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=175, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=168, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=528, PETRI_PLACES=179, PETRI_TRANSITIONS=179} [2024-10-24 15:39:43,575 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 11 predicate places. [2024-10-24 15:39:43,575 INFO L471 AbstractCegarLoop]: Abstraction has has 179 places, 179 transitions, 528 flow [2024-10-24 15:39:43,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 143.66666666666666) internal successors, (431), 3 states have internal predecessors, (431), 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) [2024-10-24 15:39:43,576 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:43,576 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-10-24 15:39:43,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 15:39:43,577 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:43,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:43,577 INFO L85 PathProgramCache]: Analyzing trace with hash 479027288, now seen corresponding path program 1 times [2024-10-24 15:39:43,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:43,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718596741] [2024-10-24 15:39:43,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:43,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-10-24 15:39:43,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:43,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718596741] [2024-10-24 15:39:43,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718596741] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:43,702 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:43,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 15:39:43,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858133902] [2024-10-24 15:39:43,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:43,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:43,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:43,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:43,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:43,717 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 147 out of 167 [2024-10-24 15:39:43,718 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 179 transitions, 528 flow. Second operand has 3 states, 3 states have (on average 149.33333333333334) internal successors, (448), 3 states have internal predecessors, (448), 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) [2024-10-24 15:39:43,718 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:43,718 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 147 of 167 [2024-10-24 15:39:43,718 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:44,071 INFO L124 PetriNetUnfolderBase]: 334/2519 cut-off events. [2024-10-24 15:39:44,072 INFO L125 PetriNetUnfolderBase]: For 796/861 co-relation queries the response was YES. [2024-10-24 15:39:44,080 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4411 conditions, 2519 events. 334/2519 cut-off events. For 796/861 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 22580 event pairs, 93 based on Foata normal form. 12/2453 useless extension candidates. Maximal degree in co-relation 3259. Up to 495 conditions per place. [2024-10-24 15:39:44,085 INFO L140 encePairwiseOnDemand]: 158/167 looper letters, 21 selfloop transitions, 9 changer transitions 0/192 dead transitions. [2024-10-24 15:39:44,085 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 192 transitions, 629 flow [2024-10-24 15:39:44,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:44,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 473 transitions. [2024-10-24 15:39:44,087 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9441117764471058 [2024-10-24 15:39:44,087 INFO L175 Difference]: Start difference. First operand has 179 places, 179 transitions, 528 flow. Second operand 3 states and 473 transitions. [2024-10-24 15:39:44,088 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 192 transitions, 629 flow [2024-10-24 15:39:44,092 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 192 transitions, 615 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-24 15:39:44,094 INFO L231 Difference]: Finished difference. Result has 180 places, 186 transitions, 574 flow [2024-10-24 15:39:44,094 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=514, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=179, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=170, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=574, PETRI_PLACES=180, PETRI_TRANSITIONS=186} [2024-10-24 15:39:44,095 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 12 predicate places. [2024-10-24 15:39:44,096 INFO L471 AbstractCegarLoop]: Abstraction has has 180 places, 186 transitions, 574 flow [2024-10-24 15:39:44,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 149.33333333333334) internal successors, (448), 3 states have internal predecessors, (448), 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) [2024-10-24 15:39:44,096 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:44,097 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-10-24 15:39:44,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-24 15:39:44,097 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:44,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:44,097 INFO L85 PathProgramCache]: Analyzing trace with hash 682866776, now seen corresponding path program 2 times [2024-10-24 15:39:44,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:44,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243442782] [2024-10-24 15:39:44,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:44,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-24 15:39:44,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:44,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243442782] [2024-10-24 15:39:44,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243442782] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 15:39:44,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825872550] [2024-10-24 15:39:44,325 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 15:39:44,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 15:39:44,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 15:39:44,327 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 15:39:44,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 15:39:44,430 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-24 15:39:44,431 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 15:39:44,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 15:39:44,436 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 15:39:44,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-24 15:39:44,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-24 15:39:44,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-24 15:39:44,918 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-24 15:39:44,918 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 15:39:45,040 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-24 15:39:45,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-10-24 15:39:45,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 25 [2024-10-24 15:39:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-24 15:39:45,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825872550] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 15:39:45,162 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 15:39:45,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-10-24 15:39:45,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129563221] [2024-10-24 15:39:45,163 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 15:39:45,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 15:39:45,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:45,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 15:39:45,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=91, Unknown=1, NotChecked=0, Total=132 [2024-10-24 15:39:45,273 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 136 out of 167 [2024-10-24 15:39:45,275 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 186 transitions, 574 flow. Second operand has 12 states, 12 states have (on average 139.58333333333334) internal successors, (1675), 12 states have internal predecessors, (1675), 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) [2024-10-24 15:39:45,275 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:45,275 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 167 [2024-10-24 15:39:45,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:45,560 INFO L124 PetriNetUnfolderBase]: 191/1739 cut-off events. [2024-10-24 15:39:45,561 INFO L125 PetriNetUnfolderBase]: For 608/700 co-relation queries the response was YES. [2024-10-24 15:39:45,566 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3222 conditions, 1739 events. 191/1739 cut-off events. For 608/700 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 13265 event pairs, 51 based on Foata normal form. 43/1738 useless extension candidates. Maximal degree in co-relation 2647. Up to 247 conditions per place. [2024-10-24 15:39:45,569 INFO L140 encePairwiseOnDemand]: 161/167 looper letters, 38 selfloop transitions, 8 changer transitions 2/195 dead transitions. [2024-10-24 15:39:45,569 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 195 transitions, 697 flow [2024-10-24 15:39:45,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 15:39:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-10-24 15:39:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 721 transitions. [2024-10-24 15:39:45,571 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8634730538922155 [2024-10-24 15:39:45,571 INFO L175 Difference]: Start difference. First operand has 180 places, 186 transitions, 574 flow. Second operand 5 states and 721 transitions. [2024-10-24 15:39:45,572 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 195 transitions, 697 flow [2024-10-24 15:39:45,575 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 183 places, 195 transitions, 686 flow, removed 1 selfloop flow, removed 1 redundant places. [2024-10-24 15:39:45,577 INFO L231 Difference]: Finished difference. Result has 183 places, 182 transitions, 555 flow [2024-10-24 15:39:45,577 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=547, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=176, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=555, PETRI_PLACES=183, PETRI_TRANSITIONS=182} [2024-10-24 15:39:45,577 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 15 predicate places. [2024-10-24 15:39:45,578 INFO L471 AbstractCegarLoop]: Abstraction has has 183 places, 182 transitions, 555 flow [2024-10-24 15:39:45,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 139.58333333333334) internal successors, (1675), 12 states have internal predecessors, (1675), 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) [2024-10-24 15:39:45,579 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:45,579 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-10-24 15:39:45,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-24 15:39:45,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-24 15:39:45,784 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:45,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:45,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1318587079, now seen corresponding path program 1 times [2024-10-24 15:39:45,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:45,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90481775] [2024-10-24 15:39:45,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:45,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:45,826 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-10-24 15:39:45,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:45,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90481775] [2024-10-24 15:39:45,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90481775] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:45,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:45,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:45,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25527830] [2024-10-24 15:39:45,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:45,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:45,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:45,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:45,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:45,861 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 137 out of 167 [2024-10-24 15:39:45,862 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 182 transitions, 555 flow. Second operand has 3 states, 3 states have (on average 141.33333333333334) internal successors, (424), 3 states have internal predecessors, (424), 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) [2024-10-24 15:39:45,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:45,862 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 137 of 167 [2024-10-24 15:39:45,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:46,146 INFO L124 PetriNetUnfolderBase]: 304/2187 cut-off events. [2024-10-24 15:39:46,146 INFO L125 PetriNetUnfolderBase]: For 1307/1400 co-relation queries the response was YES. [2024-10-24 15:39:46,152 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4465 conditions, 2187 events. 304/2187 cut-off events. For 1307/1400 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 18014 event pairs, 154 based on Foata normal form. 3/2129 useless extension candidates. Maximal degree in co-relation 3773. Up to 664 conditions per place. [2024-10-24 15:39:46,158 INFO L140 encePairwiseOnDemand]: 164/167 looper letters, 37 selfloop transitions, 2 changer transitions 2/184 dead transitions. [2024-10-24 15:39:46,158 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 184 transitions, 649 flow [2024-10-24 15:39:46,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:46,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 440 transitions. [2024-10-24 15:39:46,160 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8782435129740519 [2024-10-24 15:39:46,160 INFO L175 Difference]: Start difference. First operand has 183 places, 182 transitions, 555 flow. Second operand 3 states and 440 transitions. [2024-10-24 15:39:46,161 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 184 places, 184 transitions, 649 flow [2024-10-24 15:39:46,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 181 places, 184 transitions, 637 flow, removed 0 selfloop flow, removed 3 redundant places. [2024-10-24 15:39:46,169 INFO L231 Difference]: Finished difference. Result has 181 places, 179 transitions, 540 flow [2024-10-24 15:39:46,169 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=167, PETRI_DIFFERENCE_MINUEND_FLOW=544, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=181, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=179, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=540, PETRI_PLACES=181, PETRI_TRANSITIONS=179} [2024-10-24 15:39:46,170 INFO L277 CegarLoopForPetriNet]: 168 programPoint places, 13 predicate places. [2024-10-24 15:39:46,170 INFO L471 AbstractCegarLoop]: Abstraction has has 181 places, 179 transitions, 540 flow [2024-10-24 15:39:46,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 141.33333333333334) internal successors, (424), 3 states have internal predecessors, (424), 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) [2024-10-24 15:39:46,170 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:46,171 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2024-10-24 15:39:46,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-24 15:39:46,171 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2024-10-24 15:39:46,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:46,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1130524218, now seen corresponding path program 1 times [2024-10-24 15:39:46,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:46,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488507491] [2024-10-24 15:39:46,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:46,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 15:39:46,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 15:39:46,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 15:39:46,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 15:39:46,244 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 15:39:46,244 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2024-10-24 15:39:46,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2024-10-24 15:39:46,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2024-10-24 15:39:46,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2024-10-24 15:39:46,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2024-10-24 15:39:46,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2024-10-24 15:39:46,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2024-10-24 15:39:46,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2024-10-24 15:39:46,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2024-10-24 15:39:46,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2024-10-24 15:39:46,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2024-10-24 15:39:46,246 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2024-10-24 15:39:46,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 14 remaining) [2024-10-24 15:39:46,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (0 of 14 remaining) [2024-10-24 15:39:46,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-24 15:39:46,248 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 15:39:46,248 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-24 15:39:46,249 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-10-24 15:39:46,283 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-24 15:39:46,288 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 200 places, 197 transitions, 412 flow [2024-10-24 15:39:46,341 INFO L124 PetriNetUnfolderBase]: 13/339 cut-off events. [2024-10-24 15:39:46,341 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-10-24 15:39:46,343 INFO L83 FinitePrefix]: Finished finitePrefix Result has 352 conditions, 339 events. 13/339 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 588 event pairs, 0 based on Foata normal form. 0/297 useless extension candidates. Maximal degree in co-relation 263. Up to 8 conditions per place. [2024-10-24 15:39:46,343 INFO L82 GeneralOperation]: Start removeDead. Operand has 200 places, 197 transitions, 412 flow [2024-10-24 15:39:46,347 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 200 places, 197 transitions, 412 flow [2024-10-24 15:39:46,348 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 15:39:46,349 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;@553c3f86, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 15:39:46,349 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-10-24 15:39:46,355 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-24 15:39:46,356 INFO L124 PetriNetUnfolderBase]: 2/65 cut-off events. [2024-10-24 15:39:46,356 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-24 15:39:46,356 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:46,356 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] [2024-10-24 15:39:46,356 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-10-24 15:39:46,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:46,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1531443254, now seen corresponding path program 1 times [2024-10-24 15:39:46,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:46,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998707771] [2024-10-24 15:39:46,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:46,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:46,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:46,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998707771] [2024-10-24 15:39:46,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998707771] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:46,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:46,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:46,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071692409] [2024-10-24 15:39:46,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:46,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:46,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:46,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:46,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:46,438 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 154 out of 197 [2024-10-24 15:39:46,439 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 197 transitions, 412 flow. Second operand has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 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) [2024-10-24 15:39:46,439 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:46,440 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 154 of 197 [2024-10-24 15:39:46,440 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:39:56,734 INFO L124 PetriNetUnfolderBase]: 35239/78980 cut-off events. [2024-10-24 15:39:56,734 INFO L125 PetriNetUnfolderBase]: For 973/973 co-relation queries the response was YES. [2024-10-24 15:39:56,922 INFO L83 FinitePrefix]: Finished finitePrefix Result has 129792 conditions, 78980 events. 35239/78980 cut-off events. For 973/973 co-relation queries the response was YES. Maximal size of possible extension queue 2925. Compared 956446 event pairs, 14941 based on Foata normal form. 986/71891 useless extension candidates. Maximal degree in co-relation 109153. Up to 27933 conditions per place. [2024-10-24 15:39:57,205 INFO L140 encePairwiseOnDemand]: 175/197 looper letters, 60 selfloop transitions, 14 changer transitions 1/228 dead transitions. [2024-10-24 15:39:57,205 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 228 transitions, 634 flow [2024-10-24 15:39:57,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 15:39:57,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-24 15:39:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 546 transitions. [2024-10-24 15:39:57,207 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9238578680203046 [2024-10-24 15:39:57,207 INFO L175 Difference]: Start difference. First operand has 200 places, 197 transitions, 412 flow. Second operand 3 states and 546 transitions. [2024-10-24 15:39:57,207 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 202 places, 228 transitions, 634 flow [2024-10-24 15:39:57,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 202 places, 228 transitions, 630 flow, removed 2 selfloop flow, removed 0 redundant places. [2024-10-24 15:39:57,215 INFO L231 Difference]: Finished difference. Result has 204 places, 207 transitions, 524 flow [2024-10-24 15:39:57,215 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=404, PETRI_DIFFERENCE_MINUEND_PLACES=200, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=524, PETRI_PLACES=204, PETRI_TRANSITIONS=207} [2024-10-24 15:39:57,216 INFO L277 CegarLoopForPetriNet]: 200 programPoint places, 4 predicate places. [2024-10-24 15:39:57,216 INFO L471 AbstractCegarLoop]: Abstraction has has 204 places, 207 transitions, 524 flow [2024-10-24 15:39:57,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.0) internal successors, (465), 3 states have internal predecessors, (465), 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) [2024-10-24 15:39:57,216 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-24 15:39:57,216 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] [2024-10-24 15:39:57,217 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-24 15:39:57,217 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2024-10-24 15:39:57,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 15:39:57,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1334874384, now seen corresponding path program 1 times [2024-10-24 15:39:57,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 15:39:57,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595472418] [2024-10-24 15:39:57,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 15:39:57,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 15:39:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 15:39:57,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 15:39:57,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 15:39:57,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595472418] [2024-10-24 15:39:57,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595472418] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 15:39:57,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 15:39:57,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 15:39:57,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529728732] [2024-10-24 15:39:57,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 15:39:57,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 15:39:57,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 15:39:57,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 15:39:57,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 15:39:57,288 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2024-10-24 15:39:57,289 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 207 transitions, 524 flow. Second operand has 3 states, 3 states have (on average 160.0) internal successors, (480), 3 states have internal predecessors, (480), 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) [2024-10-24 15:39:57,289 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-24 15:39:57,289 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2024-10-24 15:39:57,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-24 15:40:01,782 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 22#L691-3true, 144#L712-1true, 197#true, 92#L695-1true, Black: 203#true]) [2024-10-24 15:40:01,783 INFO L294 olderBase$Statistics]: this new event has 180 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 56#L695-1true, 22#L691-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:01,783 INFO L294 olderBase$Statistics]: this new event has 180 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:01,783 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 22#L691-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:01,787 INFO L294 olderBase$Statistics]: this new event has 181 ancestors and is cut-off event [2024-10-24 15:40:01,787 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:01,787 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:01,787 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:02,028 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 22#L691-3true, 56#L695-1true, 144#L712-1true, 197#true, Black: 203#true, 158#L695-2true]) [2024-10-24 15:40:02,028 INFO L294 olderBase$Statistics]: this new event has 180 ancestors and is cut-off event [2024-10-24 15:40:02,028 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:02,029 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:02,029 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:02,029 INFO L297 olderBase$Statistics]: existing Event has 180 ancestors and is cut-off event [2024-10-24 15:40:02,030 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 22#L691-3true, 144#L712-1true, 197#true, 92#L695-1true, Black: 203#true]) [2024-10-24 15:40:02,030 INFO L294 olderBase$Statistics]: this new event has 180 ancestors and is cut-off event [2024-10-24 15:40:02,030 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:02,030 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:02,030 INFO L297 olderBase$Statistics]: existing Event has 180 ancestors and is cut-off event [2024-10-24 15:40:02,030 INFO L297 olderBase$Statistics]: existing Event has 175 ancestors and is cut-off event [2024-10-24 15:40:02,239 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 22#L691-3true, 144#L712-1true, 197#true, Black: 203#true, 158#L695-2true]) [2024-10-24 15:40:02,239 INFO L294 olderBase$Statistics]: this new event has 181 ancestors and is cut-off event [2024-10-24 15:40:02,239 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:02,239 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:02,239 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:02,239 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2024-10-24 15:40:02,240 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 22#L691-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:02,240 INFO L294 olderBase$Statistics]: this new event has 181 ancestors and is cut-off event [2024-10-24 15:40:02,240 INFO L297 olderBase$Statistics]: existing Event has 181 ancestors and is cut-off event [2024-10-24 15:40:02,240 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:02,240 INFO L297 olderBase$Statistics]: existing Event has 176 ancestors and is cut-off event [2024-10-24 15:40:03,143 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][63], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 70#L695-5true, 22#L691-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:03,143 INFO L294 olderBase$Statistics]: this new event has 184 ancestors and is cut-off event [2024-10-24 15:40:03,143 INFO L297 olderBase$Statistics]: existing Event has 179 ancestors and is cut-off event [2024-10-24 15:40:03,144 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2024-10-24 15:40:03,144 INFO L297 olderBase$Statistics]: existing Event has 179 ancestors and is cut-off event [2024-10-24 15:40:03,146 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][63], [30#L695-5true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 96#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 22#L691-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:03,146 INFO L294 olderBase$Statistics]: this new event has 184 ancestors and is cut-off event [2024-10-24 15:40:03,146 INFO L297 olderBase$Statistics]: existing Event has 184 ancestors and is cut-off event [2024-10-24 15:40:03,146 INFO L297 olderBase$Statistics]: existing Event has 179 ancestors and is cut-off event [2024-10-24 15:40:03,146 INFO L297 olderBase$Statistics]: existing Event has 179 ancestors and is cut-off event [2024-10-24 15:40:04,160 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][63], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 164#L697-3true, 22#L691-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:04,160 INFO L294 olderBase$Statistics]: this new event has 187 ancestors and is cut-off event [2024-10-24 15:40:04,160 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2024-10-24 15:40:04,160 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:04,161 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2024-10-24 15:40:04,163 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][63], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 83#L697-3true, 199#true, 96#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 22#L691-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:04,163 INFO L294 olderBase$Statistics]: this new event has 187 ancestors and is cut-off event [2024-10-24 15:40:04,163 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:04,163 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2024-10-24 15:40:04,163 INFO L297 olderBase$Statistics]: existing Event has 182 ancestors and is cut-off event [2024-10-24 15:40:04,728 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 103#L693-3true, 144#L712-1true, 197#true, 92#L695-1true, Black: 203#true]) [2024-10-24 15:40:04,728 INFO L294 olderBase$Statistics]: this new event has 190 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 56#L695-1true, 103#L693-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:04,729 INFO L294 olderBase$Statistics]: this new event has 190 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:04,729 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 103#L693-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:04,729 INFO L294 olderBase$Statistics]: this new event has 191 ancestors and is cut-off event [2024-10-24 15:40:04,730 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:04,730 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:04,730 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:05,250 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 199#true, 103#L693-3true, 56#L695-1true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:05,250 INFO L294 olderBase$Statistics]: this new event has 190 ancestors and is cut-off event [2024-10-24 15:40:05,250 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:05,250 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:05,250 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:05,250 INFO L297 olderBase$Statistics]: existing Event has 190 ancestors and is cut-off event [2024-10-24 15:40:05,252 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 103#L693-3true, 144#L712-1true, 197#true, 92#L695-1true, Black: 203#true]) [2024-10-24 15:40:05,252 INFO L294 olderBase$Statistics]: this new event has 190 ancestors and is cut-off event [2024-10-24 15:40:05,252 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:05,252 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:05,252 INFO L297 olderBase$Statistics]: existing Event has 190 ancestors and is cut-off event [2024-10-24 15:40:05,252 INFO L297 olderBase$Statistics]: existing Event has 185 ancestors and is cut-off event [2024-10-24 15:40:05,467 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 103#L693-3true, 144#L712-1true, 197#true, Black: 203#true, 158#L695-2true]) [2024-10-24 15:40:05,467 INFO L294 olderBase$Statistics]: this new event has 191 ancestors and is cut-off event [2024-10-24 15:40:05,467 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L297 olderBase$Statistics]: existing Event has 191 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 103#L693-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:05,468 INFO L294 olderBase$Statistics]: this new event has 191 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2024-10-24 15:40:05,468 INFO L297 olderBase$Statistics]: existing Event has 191 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 176#L694-3true, 144#L712-1true, 197#true, 92#L695-1true, Black: 203#true]) [2024-10-24 15:40:05,470 INFO L294 olderBase$Statistics]: this new event has 192 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 199#true, 56#L695-1true, 176#L694-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:05,470 INFO L294 olderBase$Statistics]: this new event has 192 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,470 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,471 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][77], [146#L695-2true, 201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 199#true, 176#L694-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:05,471 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2024-10-24 15:40:05,471 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,471 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,471 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,682 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 56#L695-1true, 176#L694-3true, 144#L712-1true, 197#true, Black: 203#true, 158#L695-2true]) [2024-10-24 15:40:05,682 INFO L294 olderBase$Statistics]: this new event has 192 ancestors and is cut-off event [2024-10-24 15:40:05,682 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,682 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,682 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,683 INFO L297 olderBase$Statistics]: existing Event has 192 ancestors and is cut-off event [2024-10-24 15:40:05,684 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 176#L694-3true, 144#L712-1true, 197#true, 92#L695-1true, Black: 203#true]) [2024-10-24 15:40:05,684 INFO L294 olderBase$Statistics]: this new event has 192 ancestors and is cut-off event [2024-10-24 15:40:05,684 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,684 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,684 INFO L297 olderBase$Statistics]: existing Event has 187 ancestors and is cut-off event [2024-10-24 15:40:05,684 INFO L297 olderBase$Statistics]: existing Event has 192 ancestors and is cut-off event [2024-10-24 15:40:05,909 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [146#L695-2true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 176#L694-3true, 144#L712-1true, 197#true, Black: 203#true, 158#L695-2true]) [2024-10-24 15:40:05,909 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2024-10-24 15:40:05,909 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,909 INFO L297 olderBase$Statistics]: existing Event has 193 ancestors and is cut-off event [2024-10-24 15:40:05,909 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,909 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,910 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][77], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 176#L694-3true, 144#L712-1true, 197#true, 158#L695-2true, Black: 203#true]) [2024-10-24 15:40:05,910 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2024-10-24 15:40:05,910 INFO L297 olderBase$Statistics]: existing Event has 193 ancestors and is cut-off event [2024-10-24 15:40:05,910 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:05,910 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2024-10-24 15:40:06,432 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][63], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 70#L695-5true, 103#L693-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:06,432 INFO L294 olderBase$Statistics]: this new event has 194 ancestors and is cut-off event [2024-10-24 15:40:06,432 INFO L297 olderBase$Statistics]: existing Event has 194 ancestors and is cut-off event [2024-10-24 15:40:06,432 INFO L297 olderBase$Statistics]: existing Event has 189 ancestors and is cut-off event [2024-10-24 15:40:06,432 INFO L297 olderBase$Statistics]: existing Event has 189 ancestors and is cut-off event [2024-10-24 15:40:06,435 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][63], [208#true, 201#true, 30#L695-5true, 205#(= |#race~threads_alive~0| 0), 199#true, 96#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 103#L693-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:06,435 INFO L294 olderBase$Statistics]: this new event has 194 ancestors and is cut-off event [2024-10-24 15:40:06,435 INFO L297 olderBase$Statistics]: existing Event has 189 ancestors and is cut-off event [2024-10-24 15:40:06,435 INFO L297 olderBase$Statistics]: existing Event has 194 ancestors and is cut-off event [2024-10-24 15:40:06,435 INFO L297 olderBase$Statistics]: existing Event has 189 ancestors and is cut-off event [2024-10-24 15:40:06,894 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][63], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 70#L695-5true, 176#L694-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:06,894 INFO L294 olderBase$Statistics]: this new event has 196 ancestors and is cut-off event [2024-10-24 15:40:06,894 INFO L297 olderBase$Statistics]: existing Event has 196 ancestors and is cut-off event [2024-10-24 15:40:06,894 INFO L297 olderBase$Statistics]: existing Event has 191 ancestors and is cut-off event [2024-10-24 15:40:06,894 INFO L297 olderBase$Statistics]: existing Event has 191 ancestors and is cut-off event [2024-10-24 15:40:06,897 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][63], [30#L695-5true, 208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 199#true, 96#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 176#L694-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:06,897 INFO L294 olderBase$Statistics]: this new event has 196 ancestors and is cut-off event [2024-10-24 15:40:06,897 INFO L297 olderBase$Statistics]: existing Event has 191 ancestors and is cut-off event [2024-10-24 15:40:06,897 INFO L297 olderBase$Statistics]: existing Event has 191 ancestors and is cut-off event [2024-10-24 15:40:06,897 INFO L297 olderBase$Statistics]: existing Event has 196 ancestors and is cut-off event [2024-10-24 15:40:07,396 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][63], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 164#L697-3true, 103#L693-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:07,396 INFO L294 olderBase$Statistics]: this new event has 197 ancestors and is cut-off event [2024-10-24 15:40:07,396 INFO L297 olderBase$Statistics]: existing Event has 192 ancestors and is cut-off event [2024-10-24 15:40:07,397 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2024-10-24 15:40:07,397 INFO L297 olderBase$Statistics]: existing Event has 192 ancestors and is cut-off event [2024-10-24 15:40:07,400 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][63], [208#true, 201#true, 205#(= |#race~threads_alive~0| 0), 83#L697-3true, 199#true, 96#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 103#L693-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:07,400 INFO L294 olderBase$Statistics]: this new event has 197 ancestors and is cut-off event [2024-10-24 15:40:07,400 INFO L297 olderBase$Statistics]: existing Event has 192 ancestors and is cut-off event [2024-10-24 15:40:07,400 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2024-10-24 15:40:07,400 INFO L297 olderBase$Statistics]: existing Event has 192 ancestors and is cut-off event [2024-10-24 15:40:07,797 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: Formula: (= 0 |v_#race~threads_alive~0_7|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_7|} AuxVars[] AssignedVars[#race~threads_alive~0][63], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 143#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 199#true, 164#L697-3true, 176#L694-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:07,797 INFO L294 olderBase$Statistics]: this new event has 199 ancestors and is cut-off event [2024-10-24 15:40:07,797 INFO L297 olderBase$Statistics]: existing Event has 194 ancestors and is cut-off event [2024-10-24 15:40:07,797 INFO L297 olderBase$Statistics]: existing Event has 194 ancestors and is cut-off event [2024-10-24 15:40:07,797 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2024-10-24 15:40:07,801 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([619] L713-6-->L712-1: 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][63], [201#true, 208#true, 205#(= |#race~threads_alive~0| 0), 83#L697-3true, 199#true, 96#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 176#L694-3true, 144#L712-1true, 197#true, Black: 203#true]) [2024-10-24 15:40:07,801 INFO L294 olderBase$Statistics]: this new event has 199 ancestors and is cut-off event [2024-10-24 15:40:07,801 INFO L297 olderBase$Statistics]: existing Event has 194 ancestors and is cut-off event [2024-10-24 15:40:07,801 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2024-10-24 15:40:07,801 INFO L297 olderBase$Statistics]: existing Event has 194 ancestors and is cut-off event