./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6e486078d0e4f6917a17aab835fe79b1b8a7d5ba88405bc862812316ae6c56b --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 11:19:07,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 11:19:07,681 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-17 11:19:07,685 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 11:19:07,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 11:19:07,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 11:19:07,701 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 11:19:07,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 11:19:07,701 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 11:19:07,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 11:19:07,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 11:19:07,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 11:19:07,702 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 11:19:07,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 11:19:07,702 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 11:19:07,702 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 11:19:07,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 11:19:07,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 11:19:07,703 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 11:19:07,704 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:19:07,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 11:19:07,704 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 11:19:07,705 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 11:19:07,705 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 11:19:07,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 11:19:07,705 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> c6e486078d0e4f6917a17aab835fe79b1b8a7d5ba88405bc862812316ae6c56b [2025-03-17 11:19:07,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 11:19:07,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 11:19:07,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 11:19:07,935 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 11:19:07,936 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 11:19:07,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i [2025-03-17 11:19:09,113 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a29d50a6/06ed73792ea44590b8675a2c52f6ede8/FLAG9ddce3215 [2025-03-17 11:19:09,359 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 11:19:09,361 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i [2025-03-17 11:19:09,372 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a29d50a6/06ed73792ea44590b8675a2c52f6ede8/FLAG9ddce3215 [2025-03-17 11:19:09,384 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a29d50a6/06ed73792ea44590b8675a2c52f6ede8 [2025-03-17 11:19:09,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 11:19:09,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 11:19:09,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 11:19:09,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 11:19:09,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 11:19:09,391 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5e750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09, skipping insertion in model container [2025-03-17 11:19:09,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,409 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 11:19:09,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:19:09,593 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 11:19:09,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 11:19:09,658 INFO L204 MainTranslator]: Completed translation [2025-03-17 11:19:09,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09 WrapperNode [2025-03-17 11:19:09,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 11:19:09,659 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 11:19:09,659 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 11:19:09,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 11:19:09,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,688 INFO L138 Inliner]: procedures = 159, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 194 [2025-03-17 11:19:09,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 11:19:09,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 11:19:09,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 11:19:09,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 11:19:09,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,696 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,702 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 11:19:09,708 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 11:19:09,708 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 11:19:09,708 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 11:19:09,708 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (1/1) ... [2025-03-17 11:19:09,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 11:19:09,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 11:19:09,730 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) [2025-03-17 11:19:09,732 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 [2025-03-17 11:19:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-17 11:19:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 11:19:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-17 11:19:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-03-17 11:19:09,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-03-17 11:19:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-17 11:19:09,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 11:19:09,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 11:19:09,747 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-17 11:19:09,846 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 11:19:09,848 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 11:19:10,132 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-17 11:19:10,132 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 11:19:10,173 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 11:19:10,173 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 11:19:10,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:19:10 BoogieIcfgContainer [2025-03-17 11:19:10,173 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 11:19:10,174 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 11:19:10,175 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 11:19:10,177 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 11:19:10,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 11:19:09" (1/3) ... [2025-03-17 11:19:10,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1612243b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:19:10, skipping insertion in model container [2025-03-17 11:19:10,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:19:09" (2/3) ... [2025-03-17 11:19:10,179 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1612243b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:19:10, skipping insertion in model container [2025-03-17 11:19:10,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 11:19:10" (3/3) ... [2025-03-17 11:19:10,180 INFO L128 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-2.i [2025-03-17 11:19:10,189 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 11:19:10,190 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG thread-join-counter-inner-2.i that has 2 procedures, 240 locations, 1 initial locations, 3 loop locations, and 8 error locations. [2025-03-17 11:19:10,190 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-17 11:19:10,246 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 11:19:10,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 243 places, 245 transitions, 494 flow [2025-03-17 11:19:10,356 INFO L124 PetriNetUnfolderBase]: 9/283 cut-off events. [2025-03-17 11:19:10,358 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:19:10,363 INFO L83 FinitePrefix]: Finished finitePrefix Result has 287 conditions, 283 events. 9/283 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 287 event pairs, 0 based on Foata normal form. 0/261 useless extension candidates. Maximal degree in co-relation 189. Up to 4 conditions per place. [2025-03-17 11:19:10,363 INFO L82 GeneralOperation]: Start removeDead. Operand has 243 places, 245 transitions, 494 flow [2025-03-17 11:19:10,367 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 243 places, 245 transitions, 494 flow [2025-03-17 11:19:10,373 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 11:19:10,385 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;@149e91dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 11:19:10,385 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2025-03-17 11:19:10,418 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 11:19:10,418 INFO L124 PetriNetUnfolderBase]: 2/165 cut-off events. [2025-03-17 11:19:10,418 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:19:10,418 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:10,419 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:10,419 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-03-17 11:19:10,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:10,424 INFO L85 PathProgramCache]: Analyzing trace with hash -464575466, now seen corresponding path program 1 times [2025-03-17 11:19:10,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:10,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195339066] [2025-03-17 11:19:10,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:10,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:10,523 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-17 11:19:10,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-17 11:19:10,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:10,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:10,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:10,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195339066] [2025-03-17 11:19:10,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195339066] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:10,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:10,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:10,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547795734] [2025-03-17 11:19:10,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:10,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:10,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:10,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:10,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:10,771 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 245 [2025-03-17 11:19:10,776 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 245 transitions, 494 flow. Second operand has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2025-03-17 11:19:10,776 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:10,776 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 245 [2025-03-17 11:19:10,777 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:11,027 INFO L124 PetriNetUnfolderBase]: 249/1226 cut-off events. [2025-03-17 11:19:11,028 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-17 11:19:11,032 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1746 conditions, 1226 events. 249/1226 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 6905 event pairs, 56 based on Foata normal form. 1/1121 useless extension candidates. Maximal degree in co-relation 1540. Up to 336 conditions per place. [2025-03-17 11:19:11,037 INFO L140 encePairwiseOnDemand]: 230/245 looper letters, 39 selfloop transitions, 8 changer transitions 1/260 dead transitions. [2025-03-17 11:19:11,038 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 260 transitions, 618 flow [2025-03-17 11:19:11,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:11,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 695 transitions. [2025-03-17 11:19:11,051 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9455782312925171 [2025-03-17 11:19:11,053 INFO L175 Difference]: Start difference. First operand has 243 places, 245 transitions, 494 flow. Second operand 3 states and 695 transitions. [2025-03-17 11:19:11,054 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 260 transitions, 618 flow [2025-03-17 11:19:11,057 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 260 transitions, 618 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-17 11:19:11,064 INFO L231 Difference]: Finished difference. Result has 245 places, 245 transitions, 542 flow [2025-03-17 11:19:11,067 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=484, PETRI_DIFFERENCE_MINUEND_PLACES=241, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=240, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=232, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=542, PETRI_PLACES=245, PETRI_TRANSITIONS=245} [2025-03-17 11:19:11,071 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 2 predicate places. [2025-03-17 11:19:11,072 INFO L471 AbstractCegarLoop]: Abstraction has has 245 places, 245 transitions, 542 flow [2025-03-17 11:19:11,073 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.0) internal successors, (642), 3 states have internal predecessors, (642), 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) [2025-03-17 11:19:11,073 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:11,073 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:11,073 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 11:19:11,074 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-03-17 11:19:11,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:11,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1901758595, now seen corresponding path program 1 times [2025-03-17 11:19:11,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:11,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605704157] [2025-03-17 11:19:11,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:11,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:11,102 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-03-17 11:19:11,122 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-03-17 11:19:11,123 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:11,123 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:11,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:11,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605704157] [2025-03-17 11:19:11,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605704157] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:11,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:11,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:11,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210757810] [2025-03-17 11:19:11,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:11,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:11,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:11,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:11,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:11,258 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 245 [2025-03-17 11:19:11,259 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 245 transitions, 542 flow. Second operand has 3 states, 3 states have (on average 219.0) internal successors, (657), 3 states have internal predecessors, (657), 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) [2025-03-17 11:19:11,259 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:11,259 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 245 [2025-03-17 11:19:11,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:11,476 INFO L124 PetriNetUnfolderBase]: 300/1380 cut-off events. [2025-03-17 11:19:11,476 INFO L125 PetriNetUnfolderBase]: For 252/252 co-relation queries the response was YES. [2025-03-17 11:19:11,478 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2238 conditions, 1380 events. 300/1380 cut-off events. For 252/252 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 8102 event pairs, 151 based on Foata normal form. 0/1271 useless extension candidates. Maximal degree in co-relation 2027. Up to 507 conditions per place. [2025-03-17 11:19:11,481 INFO L140 encePairwiseOnDemand]: 239/245 looper letters, 36 selfloop transitions, 7 changer transitions 0/259 dead transitions. [2025-03-17 11:19:11,482 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 259 transitions, 668 flow [2025-03-17 11:19:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:11,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 689 transitions. [2025-03-17 11:19:11,484 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9374149659863945 [2025-03-17 11:19:11,484 INFO L175 Difference]: Start difference. First operand has 245 places, 245 transitions, 542 flow. Second operand 3 states and 689 transitions. [2025-03-17 11:19:11,484 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 259 transitions, 668 flow [2025-03-17 11:19:11,487 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 259 transitions, 648 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:19:11,490 INFO L231 Difference]: Finished difference. Result has 246 places, 251 transitions, 588 flow [2025-03-17 11:19:11,491 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=526, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=238, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=588, PETRI_PLACES=246, PETRI_TRANSITIONS=251} [2025-03-17 11:19:11,492 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 3 predicate places. [2025-03-17 11:19:11,492 INFO L471 AbstractCegarLoop]: Abstraction has has 246 places, 251 transitions, 588 flow [2025-03-17 11:19:11,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 219.0) internal successors, (657), 3 states have internal predecessors, (657), 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) [2025-03-17 11:19:11,492 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:11,492 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:11,492 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 11:19:11,493 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-03-17 11:19:11,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:11,494 INFO L85 PathProgramCache]: Analyzing trace with hash 136868999, now seen corresponding path program 1 times [2025-03-17 11:19:11,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:11,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518396180] [2025-03-17 11:19:11,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:11,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:11,521 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-17 11:19:11,533 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-17 11:19:11,534 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:11,534 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:11,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:11,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518396180] [2025-03-17 11:19:11,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518396180] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:11,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:11,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:11,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846353250] [2025-03-17 11:19:11,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:11,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:11,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:11,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:11,586 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:11,592 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 245 [2025-03-17 11:19:11,593 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 251 transitions, 588 flow. Second operand has 3 states, 3 states have (on average 225.0) internal successors, (675), 3 states have internal predecessors, (675), 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) [2025-03-17 11:19:11,593 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:11,593 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 245 [2025-03-17 11:19:11,593 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:11,740 INFO L124 PetriNetUnfolderBase]: 271/1428 cut-off events. [2025-03-17 11:19:11,740 INFO L125 PetriNetUnfolderBase]: For 130/133 co-relation queries the response was YES. [2025-03-17 11:19:11,744 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2194 conditions, 1428 events. 271/1428 cut-off events. For 130/133 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 8779 event pairs, 116 based on Foata normal form. 0/1293 useless extension candidates. Maximal degree in co-relation 1982. Up to 361 conditions per place. [2025-03-17 11:19:11,747 INFO L140 encePairwiseOnDemand]: 241/245 looper letters, 23 selfloop transitions, 3 changer transitions 1/259 dead transitions. [2025-03-17 11:19:11,748 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 259 transitions, 658 flow [2025-03-17 11:19:11,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:11,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 697 transitions. [2025-03-17 11:19:11,749 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9482993197278912 [2025-03-17 11:19:11,749 INFO L175 Difference]: Start difference. First operand has 246 places, 251 transitions, 588 flow. Second operand 3 states and 697 transitions. [2025-03-17 11:19:11,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 259 transitions, 658 flow [2025-03-17 11:19:11,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 259 transitions, 644 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:19:11,755 INFO L231 Difference]: Finished difference. Result has 248 places, 253 transitions, 596 flow [2025-03-17 11:19:11,755 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=245, PETRI_DIFFERENCE_MINUEND_FLOW=574, PETRI_DIFFERENCE_MINUEND_PLACES=244, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=248, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=596, PETRI_PLACES=248, PETRI_TRANSITIONS=253} [2025-03-17 11:19:11,756 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 5 predicate places. [2025-03-17 11:19:11,757 INFO L471 AbstractCegarLoop]: Abstraction has has 248 places, 253 transitions, 596 flow [2025-03-17 11:19:11,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.0) internal successors, (675), 3 states have internal predecessors, (675), 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) [2025-03-17 11:19:11,757 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:11,757 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:11,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 11:19:11,758 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-03-17 11:19:11,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:11,759 INFO L85 PathProgramCache]: Analyzing trace with hash 573113087, now seen corresponding path program 1 times [2025-03-17 11:19:11,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:11,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589766612] [2025-03-17 11:19:11,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:11,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:11,774 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-03-17 11:19:11,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-03-17 11:19:11,789 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:11,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 11:19:11,789 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 11:19:11,796 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-03-17 11:19:11,811 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-03-17 11:19:11,811 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:11,811 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 11:19:11,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 11:19:11,877 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 11:19:11,878 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2025-03-17 11:19:11,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2025-03-17 11:19:11,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2025-03-17 11:19:11,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 14 remaining) [2025-03-17 11:19:11,880 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 14 remaining) [2025-03-17 11:19:11,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 11:19:11,881 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-17 11:19:11,885 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-17 11:19:11,885 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-03-17 11:19:11,909 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 11:19:11,914 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 292 places, 292 transitions, 594 flow [2025-03-17 11:19:11,950 INFO L124 PetriNetUnfolderBase]: 13/376 cut-off events. [2025-03-17 11:19:11,950 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-17 11:19:11,951 INFO L83 FinitePrefix]: Finished finitePrefix Result has 384 conditions, 376 events. 13/376 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 665 event pairs, 0 based on Foata normal form. 0/341 useless extension candidates. Maximal degree in co-relation 284. Up to 6 conditions per place. [2025-03-17 11:19:11,951 INFO L82 GeneralOperation]: Start removeDead. Operand has 292 places, 292 transitions, 594 flow [2025-03-17 11:19:11,953 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 292 places, 292 transitions, 594 flow [2025-03-17 11:19:11,954 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 11:19:11,954 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;@149e91dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 11:19:11,954 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2025-03-17 11:19:11,961 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 11:19:11,962 INFO L124 PetriNetUnfolderBase]: 2/165 cut-off events. [2025-03-17 11:19:11,962 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:19:11,962 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:11,962 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:11,962 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:11,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:11,963 INFO L85 PathProgramCache]: Analyzing trace with hash -271893830, now seen corresponding path program 1 times [2025-03-17 11:19:11,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:11,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48875029] [2025-03-17 11:19:11,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:11,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:11,978 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-17 11:19:11,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-17 11:19:11,988 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:11,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:12,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:12,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:12,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48875029] [2025-03-17 11:19:12,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48875029] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:12,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:12,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:12,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482134719] [2025-03-17 11:19:12,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:12,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:12,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:12,030 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:12,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:12,066 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 292 [2025-03-17 11:19:12,067 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 292 places, 292 transitions, 594 flow. Second operand has 3 states, 3 states have (on average 246.0) internal successors, (738), 3 states have internal predecessors, (738), 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) [2025-03-17 11:19:12,068 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:12,068 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 292 [2025-03-17 11:19:12,068 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:14,546 INFO L124 PetriNetUnfolderBase]: 8997/24251 cut-off events. [2025-03-17 11:19:14,547 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2025-03-17 11:19:14,599 INFO L83 FinitePrefix]: Finished finitePrefix Result has 38428 conditions, 24251 events. 8997/24251 cut-off events. For 42/42 co-relation queries the response was YES. Maximal size of possible extension queue 560. Compared 260369 event pairs, 2879 based on Foata normal form. 1/21613 useless extension candidates. Maximal degree in co-relation 27194. Up to 8268 conditions per place. [2025-03-17 11:19:14,695 INFO L140 encePairwiseOnDemand]: 267/292 looper letters, 65 selfloop transitions, 16 changer transitions 1/326 dead transitions. [2025-03-17 11:19:14,696 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 326 transitions, 829 flow [2025-03-17 11:19:14,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:14,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 827 transitions. [2025-03-17 11:19:14,698 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9440639269406392 [2025-03-17 11:19:14,698 INFO L175 Difference]: Start difference. First operand has 292 places, 292 transitions, 594 flow. Second operand 3 states and 827 transitions. [2025-03-17 11:19:14,698 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 326 transitions, 829 flow [2025-03-17 11:19:14,700 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 326 transitions, 829 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-17 11:19:14,703 INFO L231 Difference]: Finished difference. Result has 296 places, 304 transitions, 726 flow [2025-03-17 11:19:14,703 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=588, PETRI_DIFFERENCE_MINUEND_PLACES=292, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=273, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=296, PETRI_TRANSITIONS=304} [2025-03-17 11:19:14,704 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 4 predicate places. [2025-03-17 11:19:14,704 INFO L471 AbstractCegarLoop]: Abstraction has has 296 places, 304 transitions, 726 flow [2025-03-17 11:19:14,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 246.0) internal successors, (738), 3 states have internal predecessors, (738), 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) [2025-03-17 11:19:14,704 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:14,705 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:14,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 11:19:14,705 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:14,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:14,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1258866859, now seen corresponding path program 1 times [2025-03-17 11:19:14,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:14,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61222373] [2025-03-17 11:19:14,706 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:14,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:14,723 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-03-17 11:19:14,731 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-03-17 11:19:14,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:14,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:14,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:14,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61222373] [2025-03-17 11:19:14,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61222373] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:14,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:14,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:14,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589533904] [2025-03-17 11:19:14,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:14,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:14,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:14,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:14,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:14,832 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 292 [2025-03-17 11:19:14,833 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 296 places, 304 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 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) [2025-03-17 11:19:14,833 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:14,834 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 292 [2025-03-17 11:19:14,834 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:15,216 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][251], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 16#L713-2true, 250#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,217 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-17 11:19:15,217 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 11:19:15,217 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 11:19:15,217 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 11:19:15,415 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 16#L713-2true, 250#L692-7true, 300#true, Black: 295#true, 127#L694-3true, 293#true]) [2025-03-17 11:19:15,416 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-17 11:19:15,416 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-17 11:19:15,416 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-17 11:19:15,416 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:15,442 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 233#L694true, 16#L713-2true, 250#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,442 INFO L294 olderBase$Statistics]: this new event has 205 ancestors and is cut-off event [2025-03-17 11:19:15,442 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-17 11:19:15,443 INFO L297 olderBase$Statistics]: existing Event has 200 ancestors and is cut-off event [2025-03-17 11:19:15,443 INFO L297 olderBase$Statistics]: existing Event has 200 ancestors and is cut-off event [2025-03-17 11:19:15,500 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 16#L713-2true, 250#L692-7true, 244#L695true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,501 INFO L294 olderBase$Statistics]: this new event has 207 ancestors and is cut-off event [2025-03-17 11:19:15,501 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 11:19:15,501 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 11:19:15,501 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-17 11:19:15,542 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][262], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,543 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 11:19:15,543 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:15,543 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:15,543 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:15,610 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true]) [2025-03-17 11:19:15,610 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:15,610 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:15,610 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:15,610 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:15,666 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 291#true, 233#L694true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,666 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2025-03-17 11:19:15,666 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-17 11:19:15,666 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-17 11:19:15,666 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-17 11:19:15,735 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 244#L695true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,735 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2025-03-17 11:19:15,735 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-03-17 11:19:15,735 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:15,735 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:15,828 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 16#L713-2true, 41#L697true, 250#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:15,828 INFO L294 olderBase$Statistics]: this new event has 217 ancestors and is cut-off event [2025-03-17 11:19:15,828 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2025-03-17 11:19:15,828 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-17 11:19:15,828 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-17 11:19:15,996 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 16#L713-2true, 250#L692-7true, 300#true, Black: 295#true, 293#true, 125#L698true]) [2025-03-17 11:19:15,997 INFO L294 olderBase$Statistics]: this new event has 219 ancestors and is cut-off event [2025-03-17 11:19:15,997 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-03-17 11:19:15,997 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-03-17 11:19:15,997 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-17 11:19:16,190 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 291#true, 41#L697true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,190 INFO L294 olderBase$Statistics]: this new event has 224 ancestors and is cut-off event [2025-03-17 11:19:16,190 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-17 11:19:16,190 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-17 11:19:16,190 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:16,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][251], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 16#L713-2true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,275 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:16,275 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:16,275 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:16,275 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:16,280 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 125#L698true]) [2025-03-17 11:19:16,280 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-17 11:19:16,280 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-17 11:19:16,280 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:16,280 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:16,468 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 16#L713-2true, 300#true, Black: 295#true, 127#L694-3true, 293#true]) [2025-03-17 11:19:16,468 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-17 11:19:16,468 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:16,468 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:16,468 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:16,510 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 143#L699-7true, 233#L694true, 16#L713-2true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,510 INFO L294 olderBase$Statistics]: this new event has 230 ancestors and is cut-off event [2025-03-17 11:19:16,510 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-03-17 11:19:16,510 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2025-03-17 11:19:16,510 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-03-17 11:19:16,592 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 16#L713-2true, 244#L695true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,593 INFO L294 olderBase$Statistics]: this new event has 232 ancestors and is cut-off event [2025-03-17 11:19:16,593 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-03-17 11:19:16,593 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:16,593 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:16,641 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][262], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 143#L699-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,641 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:16,641 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:16,641 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:16,641 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-17 11:19:16,788 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true]) [2025-03-17 11:19:16,788 INFO L294 olderBase$Statistics]: this new event has 236 ancestors and is cut-off event [2025-03-17 11:19:16,788 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-17 11:19:16,788 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:16,788 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:16,834 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 233#L694true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,834 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2025-03-17 11:19:16,834 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-03-17 11:19:16,834 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-03-17 11:19:16,834 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-17 11:19:16,916 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 244#L695true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:16,916 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-17 11:19:16,917 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-17 11:19:16,917 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-17 11:19:16,917 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-17 11:19:17,052 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 143#L699-7true, 16#L713-2true, 41#L697true, 300#true, Black: 295#true, 293#true]) [2025-03-17 11:19:17,054 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2025-03-17 11:19:17,057 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2025-03-17 11:19:17,057 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-17 11:19:17,057 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-17 11:19:17,159 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [297#(= |#race~threads_alive~0| 0), 291#true, 143#L699-7true, 16#L713-2true, 300#true, Black: 295#true, 125#L698true, 293#true]) [2025-03-17 11:19:17,160 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2025-03-17 11:19:17,160 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-17 11:19:17,160 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-17 11:19:17,160 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-17 11:19:17,275 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 41#L697true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-17 11:19:17,275 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-17 11:19:17,275 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-17 11:19:17,275 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-17 11:19:17,275 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-17 11:19:17,327 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [297#(= |#race~threads_alive~0| 0), 143#L699-7true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 125#L698true]) [2025-03-17 11:19:17,327 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-17 11:19:17,327 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-17 11:19:17,327 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-17 11:19:17,327 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-17 11:19:17,537 INFO L124 PetriNetUnfolderBase]: 10097/28609 cut-off events. [2025-03-17 11:19:17,537 INFO L125 PetriNetUnfolderBase]: For 9512/10078 co-relation queries the response was YES. [2025-03-17 11:19:17,584 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53721 conditions, 28609 events. 10097/28609 cut-off events. For 9512/10078 co-relation queries the response was YES. Maximal size of possible extension queue 634. Compared 320716 event pairs, 5334 based on Foata normal form. 149/25966 useless extension candidates. Maximal degree in co-relation 25804. Up to 13179 conditions per place. [2025-03-17 11:19:17,680 INFO L140 encePairwiseOnDemand]: 282/292 looper letters, 59 selfloop transitions, 16 changer transitions 0/333 dead transitions. [2025-03-17 11:19:17,680 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 333 transitions, 975 flow [2025-03-17 11:19:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:17,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 819 transitions. [2025-03-17 11:19:17,682 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.934931506849315 [2025-03-17 11:19:17,682 INFO L175 Difference]: Start difference. First operand has 296 places, 304 transitions, 726 flow. Second operand 3 states and 819 transitions. [2025-03-17 11:19:17,682 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 333 transitions, 975 flow [2025-03-17 11:19:17,707 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 333 transitions, 931 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:19:17,710 INFO L231 Difference]: Finished difference. Result has 297 places, 318 transitions, 840 flow [2025-03-17 11:19:17,710 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=694, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=304, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=840, PETRI_PLACES=297, PETRI_TRANSITIONS=318} [2025-03-17 11:19:17,713 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 5 predicate places. [2025-03-17 11:19:17,714 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 318 transitions, 840 flow [2025-03-17 11:19:17,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.0) internal successors, (765), 3 states have internal predecessors, (765), 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) [2025-03-17 11:19:17,714 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:17,714 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:17,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 11:19:17,715 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:17,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:17,716 INFO L85 PathProgramCache]: Analyzing trace with hash -70668245, now seen corresponding path program 1 times [2025-03-17 11:19:17,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:17,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111806179] [2025-03-17 11:19:17,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:17,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:17,735 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-17 11:19:17,742 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-17 11:19:17,742 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:17,742 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:17,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:17,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:17,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111806179] [2025-03-17 11:19:17,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111806179] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:17,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:17,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:17,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220037033] [2025-03-17 11:19:17,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:17,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:17,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:17,805 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:17,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:17,816 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 292 [2025-03-17 11:19:17,817 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 318 transitions, 840 flow. Second operand has 3 states, 3 states have (on average 264.0) internal successors, (792), 3 states have internal predecessors, (792), 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) [2025-03-17 11:19:17,817 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:17,817 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 292 [2025-03-17 11:19:17,817 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:18,099 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [40#L692-2true, 291#true, 16#L713-2true, 250#L692-7true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,100 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-17 11:19:18,100 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 11:19:18,100 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 11:19:18,100 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 11:19:18,189 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [291#true, 16#L713-2true, 250#L692-7true, 300#true, Black: 295#true, 127#L694-3true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,190 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-17 11:19:18,190 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-17 11:19:18,190 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-17 11:19:18,190 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:18,321 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([885] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][283], [40#L692-2true, 183#L692-6true, 291#true, 61#L717-1true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,322 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 11:19:18,322 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:18,322 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:18,322 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:18,366 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [40#L692-2true, 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,367 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 11:19:18,367 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:18,367 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:18,367 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:18,446 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([885] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][220], [183#L692-6true, 291#true, 61#L717-1true, 300#true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,447 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,447 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:18,447 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,447 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:18,456 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [183#L692-6true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,456 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-17 11:19:18,456 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-17 11:19:18,456 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-17 11:19:18,456 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 11:19:18,457 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,457 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,457 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,457 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:18,457 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:18,503 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:18,503 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,503 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,504 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:18,504 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:18,504 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:19,218 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][328], [40#L692-2true, 291#true, 300#true, Black: 295#true, 223#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L713-1true]) [2025-03-17 11:19:19,218 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,218 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,218 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,218 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,266 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [40#L692-2true, 291#true, 16#L713-2true, 300#true, Black: 295#true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,266 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-17 11:19:19,266 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-17 11:19:19,266 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-17 11:19:19,266 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [40#L692-2true, 291#true, 143#L699-7true, 16#L713-2true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,267 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [40#L692-2true, 143#L699-7true, 291#true, 16#L713-2true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,267 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,267 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,338 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][328], [40#L692-2true, 291#true, 61#L717-1true, 300#true, Black: 295#true, 223#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,338 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,338 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,338 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,338 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,363 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [291#true, 143#L699-7true, 16#L713-2true, 300#true, Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,363 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,363 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,363 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:19,363 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:19,369 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [143#L699-7true, 291#true, 16#L713-2true, 300#true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,370 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,370 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:19,370 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:19,370 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,666 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][300], [291#true, 61#L717-1true, 300#true, Black: 295#true, 127#L694-3true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,666 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-03-17 11:19:19,666 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:19,666 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:19,666 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:19,750 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [40#L692-2true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,751 INFO L294 olderBase$Statistics]: this new event has 233 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [40#L692-2true, 291#true, 143#L699-7true, 300#true, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,751 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 143#L699-7true, 300#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,751 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [40#L692-2true, 291#true, 143#L699-7true, 300#true, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:19,751 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,751 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:19,752 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-17 11:19:19,752 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:20,338 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [291#true, 85#L699-1true, 16#L713-2true, 300#true, Black: 295#true, 176#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,338 INFO L294 olderBase$Statistics]: this new event has 250 ancestors and is cut-off event [2025-03-17 11:19:20,338 INFO L297 olderBase$Statistics]: existing Event has 245 ancestors and is cut-off event [2025-03-17 11:19:20,338 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-17 11:19:20,338 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-17 11:19:20,364 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [291#true, 85#L699-1true, 16#L713-2true, 300#true, Black: 295#true, 226#L699-7true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,365 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-17 11:19:20,365 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-17 11:19:20,365 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-17 11:19:20,365 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-17 11:19:20,401 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 300#true, 108#L717-2true, Black: 295#true, 176#L699-6true, 223#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,401 INFO L294 olderBase$Statistics]: this new event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,401 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2025-03-17 11:19:20,401 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2025-03-17 11:19:20,401 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 300#true, 108#L717-2true, Black: 295#true, 226#L699-7true, 223#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,424 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 143#L699-7true, 300#true, 108#L717-2true, Black: 295#true, 176#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,424 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-17 11:19:20,424 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-17 11:19:20,446 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 143#L699-7true, 300#true, 108#L717-2true, Black: 295#true, 226#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,446 INFO L294 olderBase$Statistics]: this new event has 254 ancestors and is cut-off event [2025-03-17 11:19:20,446 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-17 11:19:20,446 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-03-17 11:19:20,446 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-17 11:19:20,457 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][158], [291#true, 85#L699-1true, 16#L713-2true, 300#true, Black: 295#true, 105#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,457 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2025-03-17 11:19:20,457 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-03-17 11:19:20,457 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-17 11:19:20,457 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-03-17 11:19:20,630 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 300#true, Black: 295#true, 108#L717-2true, 105#L699-1true, 223#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,631 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 85#L699-1true, 300#true, 108#L717-2true, Black: 295#true, 176#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,631 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,631 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 85#L699-1true, 300#true, 108#L717-2true, Black: 295#true, 176#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,631 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,632 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,632 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,632 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 143#L699-7true, 300#true, Black: 295#true, 108#L717-2true, 105#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,645 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 143#L699-7true, 300#true, 108#L717-2true, Black: 295#true, 105#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,645 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,645 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 300#true, 46#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 108#L717-2true, 105#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,646 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 85#L699-1true, 300#true, Black: 295#true, 108#L717-2true, 226#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,646 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [291#true, 85#L699-1true, 300#true, 108#L717-2true, Black: 295#true, 226#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,646 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 85#L699-1true, 14#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, 300#true, Black: 295#true, 108#L717-2true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,646 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,646 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,647 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-17 11:19:20,647 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:20,689 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][264], [291#true, 85#L699-1true, 300#true, Black: 295#true, 108#L717-2true, 105#L699-1true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:20,689 INFO L294 olderBase$Statistics]: this new event has 262 ancestors and is cut-off event [2025-03-17 11:19:20,689 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,689 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,689 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:20,719 INFO L124 PetriNetUnfolderBase]: 8936/30225 cut-off events. [2025-03-17 11:19:20,720 INFO L125 PetriNetUnfolderBase]: For 4275/4709 co-relation queries the response was YES. [2025-03-17 11:19:20,789 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51245 conditions, 30225 events. 8936/30225 cut-off events. For 4275/4709 co-relation queries the response was YES. Maximal size of possible extension queue 773. Compared 371769 event pairs, 4658 based on Foata normal form. 37/26857 useless extension candidates. Maximal degree in co-relation 48932. Up to 8478 conditions per place. [2025-03-17 11:19:20,872 INFO L140 encePairwiseOnDemand]: 287/292 looper letters, 38 selfloop transitions, 4 changer transitions 0/333 dead transitions. [2025-03-17 11:19:20,872 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 333 transitions, 954 flow [2025-03-17 11:19:20,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:20,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:20,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2025-03-17 11:19:20,874 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463470319634704 [2025-03-17 11:19:20,874 INFO L175 Difference]: Start difference. First operand has 297 places, 318 transitions, 840 flow. Second operand 3 states and 829 transitions. [2025-03-17 11:19:20,874 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 333 transitions, 954 flow [2025-03-17 11:19:20,888 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 333 transitions, 922 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:19:20,891 INFO L231 Difference]: Finished difference. Result has 299 places, 321 transitions, 838 flow [2025-03-17 11:19:20,891 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=808, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=838, PETRI_PLACES=299, PETRI_TRANSITIONS=321} [2025-03-17 11:19:20,892 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 7 predicate places. [2025-03-17 11:19:20,892 INFO L471 AbstractCegarLoop]: Abstraction has has 299 places, 321 transitions, 838 flow [2025-03-17 11:19:20,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.0) internal successors, (792), 3 states have internal predecessors, (792), 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) [2025-03-17 11:19:20,892 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:20,893 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:20,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 11:19:20,893 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:20,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:20,893 INFO L85 PathProgramCache]: Analyzing trace with hash -2070671013, now seen corresponding path program 1 times [2025-03-17 11:19:20,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:20,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481193320] [2025-03-17 11:19:20,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:20,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:20,908 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-17 11:19:20,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-17 11:19:20,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:20,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:20,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:20,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:20,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481193320] [2025-03-17 11:19:20,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481193320] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:20,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:20,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:20,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141490778] [2025-03-17 11:19:20,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:20,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:20,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:20,955 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:20,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:20,966 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 292 [2025-03-17 11:19:20,967 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 321 transitions, 838 flow. Second operand has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 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) [2025-03-17 11:19:20,967 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:20,967 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 292 [2025-03-17 11:19:20,968 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:21,188 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 16#L713-2true, 250#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,188 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-17 11:19:21,188 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 11:19:21,188 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 11:19:21,188 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 11:19:21,257 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 16#L713-2true, 250#L692-7true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,258 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-17 11:19:21,258 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-17 11:19:21,258 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:21,258 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-17 11:19:21,359 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([885] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][285], [183#L692-6true, 310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 61#L717-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,359 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 11:19:21,359 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:21,359 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:21,359 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:21,399 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 250#L692-7true, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,400 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 11:19:21,400 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:21,400 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-17 11:19:21,400 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 11:19:21,470 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([885] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][220], [183#L692-6true, 310#true, Black: 307#(= |#race~data~0| 0), 291#true, 61#L717-1true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,470 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,470 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,470 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:21,470 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:21,478 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [310#true, 183#L692-6true, Black: 307#(= |#race~data~0| 0), 291#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,478 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-17 11:19:21,478 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-17 11:19:21,478 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 11:19:21,478 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-17 11:19:21,479 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 250#L692-7true, 108#L717-2true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,479 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,479 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:21,479 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,479 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:21,519 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 250#L692-7true, Black: 295#true, 108#L717-2true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:21,519 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,519 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:21,519 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,519 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 11:19:21,519 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 11:19:22,151 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([726] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][295], [183#L692-6true, 220#L719true, 291#true, Black: 307#(= |#race~data~0| 0), 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,151 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,151 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-17 11:19:22,151 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-17 11:19:22,151 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-17 11:19:22,152 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([738] L718-5-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_73| (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41|) |v_~#threads_alive_mutex~0.offset_41| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][294], [183#L692-6true, 291#true, Black: 307#(= |#race~data~0| 0), 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,152 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,152 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-17 11:19:22,152 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-17 11:19:22,152 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-17 11:19:22,264 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][337], [40#L692-2true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L713-1true]) [2025-03-17 11:19:22,264 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,264 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,264 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,264 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,324 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [40#L692-2true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), 16#L713-2true, Black: 295#true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,324 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-17 11:19:22,324 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-17 11:19:22,324 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-17 11:19:22,324 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [40#L692-2true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), 143#L699-7true, 16#L713-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,325 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][244], [310#true, 40#L692-2true, 291#true, Black: 307#(= |#race~data~0| 0), 143#L699-7true, 16#L713-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,325 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,325 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([726] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][191], [183#L692-6true, 310#true, 220#L719true, 291#true, Black: 307#(= |#race~data~0| 0), 41#L697true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,331 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([738] L718-5-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_73| (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41|) |v_~#threads_alive_mutex~0.offset_41| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][192], [183#L692-6true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), 41#L697true, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,331 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,331 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][296], [183#L692-6true, 310#true, 61#L717-1true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 176#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,390 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][296], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 250#L692-7true, Black: 295#true, 108#L717-2true, 176#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,390 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,390 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,406 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][337], [40#L692-2true, 310#true, 61#L717-1true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,406 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,406 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,406 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,406 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,430 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 143#L699-7true, 16#L713-2true, Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,430 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,430 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,430 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-17 11:19:22,430 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-17 11:19:22,436 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([803] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][175], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 143#L699-7true, 16#L713-2true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,436 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,436 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:22,437 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:22,437 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([726] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][191], [183#L692-6true, 310#true, 220#L719true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 305#true, 293#true, 125#L698true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,443 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([726] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][295], [220#L719true, 291#true, Black: 307#(= |#race~data~0| 0), 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 84#L692-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,443 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([738] L718-5-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_73| (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41|) |v_~#threads_alive_mutex~0.offset_41| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][192], [183#L692-6true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 279#L718-2true, 305#true, 293#true, 125#L698true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,443 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([738] L718-5-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_73| (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41|) |v_~#threads_alive_mutex~0.offset_41| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][294], [291#true, Black: 307#(= |#race~data~0| 0), 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 84#L692-1true, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,443 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,443 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-17 11:19:22,444 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][296], [310#true, 61#L717-1true, 291#true, Black: 307#(= |#race~data~0| 0), 250#L692-7true, Black: 295#true, 176#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,444 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-17 11:19:22,444 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:22,444 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:22,444 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-17 11:19:22,854 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([913] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][306], [310#true, 291#true, 61#L717-1true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 127#L694-3true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:22,855 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-03-17 11:19:22,855 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:22,855 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:22,855 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-17 11:19:23,032 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 108#L717-2true, Black: 295#true, 223#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:23,033 INFO L294 olderBase$Statistics]: this new event has 233 ancestors and is cut-off event [2025-03-17 11:19:23,033 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-17 11:19:23,033 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-17 11:19:23,033 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-17 11:19:23,033 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 143#L699-7true, 108#L717-2true, Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:23,034 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 143#L699-7true, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:23,034 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][257], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 143#L699-7true, 291#true, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:23,034 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-17 11:19:23,034 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,035 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:23,035 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-17 11:19:23,035 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-17 11:19:24,424 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([726] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= |v_#pthreadsMutex_81| (store |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45| (store (select |v_#pthreadsMutex_82| |v_~#threads_alive_mutex~0.base_45|) |v_~#threads_alive_mutex~0.offset_45| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_82|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_81|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_45|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_45|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][191], [310#true, 220#L719true, 291#true, Black: 307#(= |#race~data~0| 0), 169#threadErr2ASSERT_VIOLATIONDATA_RACEtrue, 191#L701true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:24,424 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-17 11:19:24,424 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:24,424 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:24,425 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:24,425 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([738] L718-5-->L718-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|) (= |v_#pthreadsMutex_73| (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_41|) |v_~#threads_alive_mutex~0.offset_41| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_41|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_41|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][192], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 169#threadErr2ASSERT_VIOLATIONDATA_RACEtrue, 191#L701true, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:24,425 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-17 11:19:24,425 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:24,425 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-17 11:19:24,425 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:24,519 INFO L124 PetriNetUnfolderBase]: 10616/34625 cut-off events. [2025-03-17 11:19:24,519 INFO L125 PetriNetUnfolderBase]: For 5279/5913 co-relation queries the response was YES. [2025-03-17 11:19:24,598 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59976 conditions, 34625 events. 10616/34625 cut-off events. For 5279/5913 co-relation queries the response was YES. Maximal size of possible extension queue 843. Compared 429826 event pairs, 5719 based on Foata normal form. 37/30991 useless extension candidates. Maximal degree in co-relation 57422. Up to 10855 conditions per place. [2025-03-17 11:19:24,698 INFO L140 encePairwiseOnDemand]: 286/292 looper letters, 44 selfloop transitions, 7 changer transitions 0/341 dead transitions. [2025-03-17 11:19:24,698 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 341 transitions, 995 flow [2025-03-17 11:19:24,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:24,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2025-03-17 11:19:24,700 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463470319634704 [2025-03-17 11:19:24,700 INFO L175 Difference]: Start difference. First operand has 299 places, 321 transitions, 838 flow. Second operand 3 states and 829 transitions. [2025-03-17 11:19:24,700 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 341 transitions, 995 flow [2025-03-17 11:19:24,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 341 transitions, 983 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:19:24,739 INFO L231 Difference]: Finished difference. Result has 301 places, 326 transitions, 886 flow [2025-03-17 11:19:24,739 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=830, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=321, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=314, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=886, PETRI_PLACES=301, PETRI_TRANSITIONS=326} [2025-03-17 11:19:24,740 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 9 predicate places. [2025-03-17 11:19:24,740 INFO L471 AbstractCegarLoop]: Abstraction has has 301 places, 326 transitions, 886 flow [2025-03-17 11:19:24,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 262.3333333333333) internal successors, (787), 3 states have internal predecessors, (787), 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) [2025-03-17 11:19:24,741 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:24,741 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:24,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 11:19:24,741 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:24,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:24,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1350176358, now seen corresponding path program 1 times [2025-03-17 11:19:24,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:24,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467495398] [2025-03-17 11:19:24,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:24,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:24,756 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-17 11:19:24,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-17 11:19:24,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:24,769 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:24,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:24,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467495398] [2025-03-17 11:19:24,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467495398] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:24,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:24,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 11:19:24,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936124655] [2025-03-17 11:19:24,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:24,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:24,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:24,920 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:24,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:24,928 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 292 [2025-03-17 11:19:24,929 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 301 places, 326 transitions, 886 flow. Second operand has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 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) [2025-03-17 11:19:24,929 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:24,929 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 292 [2025-03-17 11:19:24,929 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:26,230 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L701-3-->L701: Formula: (and (= |v_threadThread2of2ForFork0_#t~ret11_1| 0) (= |v_#pthreadsMutex_97| (store |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53| (store (select |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53|) |v_~#threads_alive_mutex~0.offset_53| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_98|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_97|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|, threadThread2of2ForFork0_#t~ret11=|v_threadThread2of2ForFork0_#t~ret11_1|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|} AuxVars[] AssignedVars[#pthreadsMutex, threadThread2of2ForFork0_#t~ret11][330], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 39#L720true, 41#L697true, 315#true, Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 297#(= |#race~threads_alive~0| 0), 191#L701true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:26,231 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-17 11:19:26,231 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:26,231 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:26,231 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-17 11:19:26,246 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([924] L701-3-->L701: Formula: (and (= |v_threadThread2of2ForFork0_#t~ret11_1| 0) (= |v_#pthreadsMutex_97| (store |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53| (store (select |v_#pthreadsMutex_98| |v_~#threads_alive_mutex~0.base_53|) |v_~#threads_alive_mutex~0.offset_53| 0)))) InVars {#pthreadsMutex=|v_#pthreadsMutex_98|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_97|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_53|, threadThread2of2ForFork0_#t~ret11=|v_threadThread2of2ForFork0_#t~ret11_1|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_53|} AuxVars[] AssignedVars[#pthreadsMutex, threadThread2of2ForFork0_#t~ret11][330], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 41#L697true, 315#true, Black: 297#(= |#race~threads_alive~0| 0), Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 191#L701true, 187#L720-1true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:26,247 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-17 11:19:26,247 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:26,247 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:26,247 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-17 11:19:26,345 INFO L124 PetriNetUnfolderBase]: 3387/16569 cut-off events. [2025-03-17 11:19:26,345 INFO L125 PetriNetUnfolderBase]: For 2310/2895 co-relation queries the response was YES. [2025-03-17 11:19:26,392 INFO L83 FinitePrefix]: Finished finitePrefix Result has 27348 conditions, 16569 events. 3387/16569 cut-off events. For 2310/2895 co-relation queries the response was YES. Maximal size of possible extension queue 506. Compared 206087 event pairs, 913 based on Foata normal form. 534/15604 useless extension candidates. Maximal degree in co-relation 18782. Up to 2554 conditions per place. [2025-03-17 11:19:26,432 INFO L140 encePairwiseOnDemand]: 274/292 looper letters, 18 selfloop transitions, 18 changer transitions 0/335 dead transitions. [2025-03-17 11:19:26,432 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 335 transitions, 965 flow [2025-03-17 11:19:26,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:26,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:26,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 842 transitions. [2025-03-17 11:19:26,434 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9611872146118722 [2025-03-17 11:19:26,434 INFO L175 Difference]: Start difference. First operand has 301 places, 326 transitions, 886 flow. Second operand 3 states and 842 transitions. [2025-03-17 11:19:26,434 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 335 transitions, 965 flow [2025-03-17 11:19:26,438 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 335 transitions, 951 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 11:19:26,441 INFO L231 Difference]: Finished difference. Result has 302 places, 332 transitions, 942 flow [2025-03-17 11:19:26,441 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=848, PETRI_DIFFERENCE_MINUEND_PLACES=299, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=304, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=942, PETRI_PLACES=302, PETRI_TRANSITIONS=332} [2025-03-17 11:19:26,441 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 10 predicate places. [2025-03-17 11:19:26,441 INFO L471 AbstractCegarLoop]: Abstraction has has 302 places, 332 transitions, 942 flow [2025-03-17 11:19:26,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 267.3333333333333) internal successors, (802), 3 states have internal predecessors, (802), 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) [2025-03-17 11:19:26,442 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:26,442 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:26,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-17 11:19:26,442 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:26,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:26,443 INFO L85 PathProgramCache]: Analyzing trace with hash -391212088, now seen corresponding path program 1 times [2025-03-17 11:19:26,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:26,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896544373] [2025-03-17 11:19:26,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:26,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:26,456 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-17 11:19:26,464 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-17 11:19:26,464 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:26,464 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:26,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:26,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:26,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896544373] [2025-03-17 11:19:26,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896544373] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:26,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:26,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:26,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033264819] [2025-03-17 11:19:26,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:26,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:26,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:26,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:26,496 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:26,541 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 292 [2025-03-17 11:19:26,542 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 332 transitions, 942 flow. Second operand has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 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) [2025-03-17 11:19:26,543 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:26,543 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 292 [2025-03-17 11:19:26,543 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 11:19:27,965 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][182], [317#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 319#true, Black: 307#(= |#race~data~0| 0), 291#true, Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 108#L717-2true, Black: 295#true, 226#L699-7true, 293#true, 178#L697true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-17 11:19:27,965 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-17 11:19:27,965 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-17 11:19:27,965 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-17 11:19:27,965 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-17 11:19:28,335 INFO L124 PetriNetUnfolderBase]: 5357/20890 cut-off events. [2025-03-17 11:19:28,335 INFO L125 PetriNetUnfolderBase]: For 12217/13202 co-relation queries the response was YES. [2025-03-17 11:19:28,401 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45376 conditions, 20890 events. 5357/20890 cut-off events. For 12217/13202 co-relation queries the response was YES. Maximal size of possible extension queue 615. Compared 255132 event pairs, 2160 based on Foata normal form. 77/19358 useless extension candidates. Maximal degree in co-relation 43459. Up to 8629 conditions per place. [2025-03-17 11:19:28,462 INFO L140 encePairwiseOnDemand]: 284/292 looper letters, 74 selfloop transitions, 12 changer transitions 0/354 dead transitions. [2025-03-17 11:19:28,462 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 354 transitions, 1215 flow [2025-03-17 11:19:28,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 11:19:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 11:19:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 814 transitions. [2025-03-17 11:19:28,464 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9292237442922374 [2025-03-17 11:19:28,464 INFO L175 Difference]: Start difference. First operand has 302 places, 332 transitions, 942 flow. Second operand 3 states and 814 transitions. [2025-03-17 11:19:28,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 354 transitions, 1215 flow [2025-03-17 11:19:28,473 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 354 transitions, 1186 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-17 11:19:28,478 INFO L231 Difference]: Finished difference. Result has 305 places, 342 transitions, 1038 flow [2025-03-17 11:19:28,479 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=292, PETRI_DIFFERENCE_MINUEND_FLOW=924, PETRI_DIFFERENCE_MINUEND_PLACES=301, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=332, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1038, PETRI_PLACES=305, PETRI_TRANSITIONS=342} [2025-03-17 11:19:28,480 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 13 predicate places. [2025-03-17 11:19:28,480 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 342 transitions, 1038 flow [2025-03-17 11:19:28,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 255.33333333333334) internal successors, (766), 3 states have internal predecessors, (766), 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) [2025-03-17 11:19:28,481 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:28,481 INFO L206 CegarLoopForPetriNet]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:28,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-17 11:19:28,481 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-17 11:19:28,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:28,482 INFO L85 PathProgramCache]: Analyzing trace with hash -737038286, now seen corresponding path program 1 times [2025-03-17 11:19:28,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:28,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751345023] [2025-03-17 11:19:28,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:28,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:28,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 11:19:28,509 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 11:19:28,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:28,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 11:19:28,510 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 11:19:28,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-17 11:19:28,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-17 11:19:28,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:28,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 11:19:28,555 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 11:19:28,555 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 11:19:28,555 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2025-03-17 11:19:28,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2025-03-17 11:19:28,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2025-03-17 11:19:28,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2025-03-17 11:19:28,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2025-03-17 11:19:28,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2025-03-17 11:19:28,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2025-03-17 11:19:28,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2025-03-17 11:19:28,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-17 11:19:28,557 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:28,558 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-17 11:19:28,558 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-03-17 11:19:28,582 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 11:19:28,587 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 341 places, 339 transitions, 696 flow [2025-03-17 11:19:28,617 INFO L124 PetriNetUnfolderBase]: 17/469 cut-off events. [2025-03-17 11:19:28,618 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-03-17 11:19:28,619 INFO L83 FinitePrefix]: Finished finitePrefix Result has 482 conditions, 469 events. 17/469 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1066 event pairs, 0 based on Foata normal form. 0/421 useless extension candidates. Maximal degree in co-relation 380. Up to 8 conditions per place. [2025-03-17 11:19:28,619 INFO L82 GeneralOperation]: Start removeDead. Operand has 341 places, 339 transitions, 696 flow [2025-03-17 11:19:28,623 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 341 places, 339 transitions, 696 flow [2025-03-17 11:19:28,624 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 11:19:28,624 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;@149e91dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 11:19:28,624 INFO L334 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2025-03-17 11:19:28,630 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 11:19:28,630 INFO L124 PetriNetUnfolderBase]: 2/165 cut-off events. [2025-03-17 11:19:28,630 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 11:19:28,630 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 11:19:28,630 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 11:19:28,630 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2025-03-17 11:19:28,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 11:19:28,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1386698451, now seen corresponding path program 1 times [2025-03-17 11:19:28,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 11:19:28,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615082502] [2025-03-17 11:19:28,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 11:19:28,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 11:19:28,646 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-17 11:19:28,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-17 11:19:28,652 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 11:19:28,652 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 11:19:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 11:19:28,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 11:19:28,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615082502] [2025-03-17 11:19:28,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615082502] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 11:19:28,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 11:19:28,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 11:19:28,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181751879] [2025-03-17 11:19:28,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 11:19:28,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 11:19:28,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 11:19:28,681 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 11:19:28,681 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 11:19:28,724 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 339 [2025-03-17 11:19:28,726 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 339 transitions, 696 flow. Second operand has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 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) [2025-03-17 11:19:28,726 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 11:19:28,726 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 339 [2025-03-17 11:19:28,726 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand