./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 f8ab0bd5 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-?-f8ab0bd-m [2025-03-13 22:30:36,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-13 22:30:36,648 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-13 22:30:36,653 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-13 22:30:36,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-13 22:30:36,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-13 22:30:36,673 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-13 22:30:36,674 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-13 22:30:36,674 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-13 22:30:36,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-13 22:30:36,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-13 22:30:36,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-13 22:30:36,675 INFO L153 SettingsManager]: * Use SBE=true [2025-03-13 22:30:36,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-13 22:30:36,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-13 22:30:36,677 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-13 22:30:36,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-13 22:30:36,677 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-13 22:30:36,678 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 [2025-03-13 22:30:36,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-13 22:30:36,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-13 22:30:36,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-13 22:30:36,961 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-13 22:30:36,961 INFO L274 PluginConnector]: CDTParser initialized [2025-03-13 22:30:36,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i [2025-03-13 22:30:38,134 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62ec7e4e7/d4a5df3e30ff4276951e4408ce8a34b6/FLAGe78e105b5 [2025-03-13 22:30:38,405 INFO L384 CDTParser]: Found 1 translation units. [2025-03-13 22:30:38,407 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-2.i [2025-03-13 22:30:38,419 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62ec7e4e7/d4a5df3e30ff4276951e4408ce8a34b6/FLAGe78e105b5 [2025-03-13 22:30:38,705 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62ec7e4e7/d4a5df3e30ff4276951e4408ce8a34b6 [2025-03-13 22:30:38,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-13 22:30:38,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-13 22:30:38,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-13 22:30:38,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-13 22:30:38,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-13 22:30:38,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.03 10:30:38" (1/1) ... [2025-03-13 22:30:38,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15d3ae21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:38, skipping insertion in model container [2025-03-13 22:30:38,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.03 10:30:38" (1/1) ... [2025-03-13 22:30:38,745 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-13 22:30:39,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-13 22:30:39,025 INFO L200 MainTranslator]: Completed pre-run [2025-03-13 22:30:39,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-13 22:30:39,112 INFO L204 MainTranslator]: Completed translation [2025-03-13 22:30:39,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39 WrapperNode [2025-03-13 22:30:39,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-13 22:30:39,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-13 22:30:39,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-13 22:30:39,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-13 22:30:39,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,149 INFO L138 Inliner]: procedures = 159, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 194 [2025-03-13 22:30:39,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-13 22:30:39,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-13 22:30:39,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-13 22:30:39,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-13 22:30:39,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,161 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,161 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,174 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-13 22:30:39,179 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-13 22:30:39,179 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-13 22:30:39,179 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-13 22:30:39,180 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (1/1) ... [2025-03-13 22:30:39,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-13 22:30:39,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-13 22:30:39,212 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) [2025-03-13 22:30:39,215 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 [2025-03-13 22:30:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-13 22:30:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-13 22:30:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-13 22:30:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-03-13 22:30:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-03-13 22:30:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-13 22:30:39,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-13 22:30:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-13 22:30:39,234 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-13 22:30:39,332 INFO L256 CfgBuilder]: Building ICFG [2025-03-13 22:30:39,334 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-13 22:30:39,557 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-13 22:30:39,557 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-13 22:30:39,557 INFO L318 CfgBuilder]: Performing block encoding [2025-03-13 22:30:39,585 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-13 22:30:39,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:30:39 BoogieIcfgContainer [2025-03-13 22:30:39,586 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-13 22:30:39,587 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-13 22:30:39,587 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-13 22:30:39,590 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-13 22:30:39,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.03 10:30:38" (1/3) ... [2025-03-13 22:30:39,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513076d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 10:30:39, skipping insertion in model container [2025-03-13 22:30:39,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.03 10:30:39" (2/3) ... [2025-03-13 22:30:39,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@513076d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 10:30:39, skipping insertion in model container [2025-03-13 22:30:39,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 13.03 10:30:39" (3/3) ... [2025-03-13 22:30:39,592 INFO L128 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-2.i [2025-03-13 22:30:39,603 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-13 22:30:39,604 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. [2025-03-13 22:30:39,604 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-13 22:30:39,655 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-13 22:30:39,683 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 243 places, 245 transitions, 494 flow [2025-03-13 22:30:39,800 INFO L124 PetriNetUnfolderBase]: 9/283 cut-off events. [2025-03-13 22:30:39,801 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-13 22:30:39,805 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. [2025-03-13 22:30:39,805 INFO L82 GeneralOperation]: Start removeDead. Operand has 243 places, 245 transitions, 494 flow [2025-03-13 22:30:39,808 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 243 places, 245 transitions, 494 flow [2025-03-13 22:30:39,817 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-13 22:30:39,825 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;@5374247b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-13 22:30:39,825 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2025-03-13 22:30:39,851 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-13 22:30:39,851 INFO L124 PetriNetUnfolderBase]: 2/165 cut-off events. [2025-03-13 22:30:39,851 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-13 22:30:39,851 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:39,852 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] [2025-03-13 22:30:39,852 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)] === [2025-03-13 22:30:39,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:39,858 INFO L85 PathProgramCache]: Analyzing trace with hash -260792870, now seen corresponding path program 1 times [2025-03-13 22:30:39,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:39,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255983525] [2025-03-13 22:30:39,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:39,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:39,949 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-13 22:30:40,003 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-13 22:30:40,003 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:40,003 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:40,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:40,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255983525] [2025-03-13 22:30:40,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255983525] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:40,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:40,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:40,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071842558] [2025-03-13 22:30:40,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:40,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:40,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:40,209 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:40,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:40,235 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 213 out of 245 [2025-03-13 22:30:40,238 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) [2025-03-13 22:30:40,239 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:40,240 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 213 of 245 [2025-03-13 22:30:40,241 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:40,461 INFO L124 PetriNetUnfolderBase]: 249/1226 cut-off events. [2025-03-13 22:30:40,461 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-13 22:30:40,464 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 6919 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. [2025-03-13 22:30:40,470 INFO L140 encePairwiseOnDemand]: 230/245 looper letters, 39 selfloop transitions, 8 changer transitions 1/260 dead transitions. [2025-03-13 22:30:40,471 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 243 places, 260 transitions, 618 flow [2025-03-13 22:30:40,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:40,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:40,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 695 transitions. [2025-03-13 22:30:40,485 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9455782312925171 [2025-03-13 22:30:40,488 INFO L175 Difference]: Start difference. First operand has 243 places, 245 transitions, 494 flow. Second operand 3 states and 695 transitions. [2025-03-13 22:30:40,488 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 243 places, 260 transitions, 618 flow [2025-03-13 22:30:40,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 260 transitions, 618 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-13 22:30:40,498 INFO L231 Difference]: Finished difference. Result has 245 places, 245 transitions, 542 flow [2025-03-13 22:30:40,499 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} [2025-03-13 22:30:40,502 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 2 predicate places. [2025-03-13 22:30:40,504 INFO L471 AbstractCegarLoop]: Abstraction has has 245 places, 245 transitions, 542 flow [2025-03-13 22:30:40,505 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) [2025-03-13 22:30:40,505 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:40,505 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] [2025-03-13 22:30:40,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-13 22:30:40,506 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2025-03-13 22:30:40,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:40,507 INFO L85 PathProgramCache]: Analyzing trace with hash 522279753, now seen corresponding path program 1 times [2025-03-13 22:30:40,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:40,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104350415] [2025-03-13 22:30:40,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:40,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:40,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-03-13 22:30:40,562 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-03-13 22:30:40,562 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:40,562 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:40,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:40,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104350415] [2025-03-13 22:30:40,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104350415] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:40,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:40,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:40,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128993025] [2025-03-13 22:30:40,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:40,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:40,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:40,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:40,666 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:40,701 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 245 [2025-03-13 22:30:40,702 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) [2025-03-13 22:30:40,702 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:40,703 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 245 [2025-03-13 22:30:40,703 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:40,894 INFO L124 PetriNetUnfolderBase]: 300/1372 cut-off events. [2025-03-13 22:30:40,895 INFO L125 PetriNetUnfolderBase]: For 252/252 co-relation queries the response was YES. [2025-03-13 22:30:40,897 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2230 conditions, 1372 events. 300/1372 cut-off events. For 252/252 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 8016 event pairs, 151 based on Foata normal form. 0/1263 useless extension candidates. Maximal degree in co-relation 2019. Up to 507 conditions per place. [2025-03-13 22:30:40,901 INFO L140 encePairwiseOnDemand]: 239/245 looper letters, 36 selfloop transitions, 7 changer transitions 0/259 dead transitions. [2025-03-13 22:30:40,901 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 259 transitions, 668 flow [2025-03-13 22:30:40,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:40,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:40,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 689 transitions. [2025-03-13 22:30:40,903 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9374149659863945 [2025-03-13 22:30:40,903 INFO L175 Difference]: Start difference. First operand has 245 places, 245 transitions, 542 flow. Second operand 3 states and 689 transitions. [2025-03-13 22:30:40,903 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 259 transitions, 668 flow [2025-03-13 22:30:40,906 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 259 transitions, 648 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:30:40,908 INFO L231 Difference]: Finished difference. Result has 246 places, 251 transitions, 588 flow [2025-03-13 22:30:40,909 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} [2025-03-13 22:30:40,910 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 3 predicate places. [2025-03-13 22:30:40,910 INFO L471 AbstractCegarLoop]: Abstraction has has 246 places, 251 transitions, 588 flow [2025-03-13 22:30:40,910 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) [2025-03-13 22:30:40,910 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:40,910 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] [2025-03-13 22:30:40,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-13 22:30:40,911 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)] === [2025-03-13 22:30:40,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:40,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1851373695, now seen corresponding path program 1 times [2025-03-13 22:30:40,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:40,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666680243] [2025-03-13 22:30:40,912 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:40,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:40,941 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-13 22:30:40,965 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-13 22:30:40,965 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:40,965 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:41,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:41,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666680243] [2025-03-13 22:30:41,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666680243] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:41,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:41,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:41,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938348507] [2025-03-13 22:30:41,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:41,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:41,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:41,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:41,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:41,048 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 245 [2025-03-13 22:30:41,049 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) [2025-03-13 22:30:41,049 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:41,049 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 245 [2025-03-13 22:30:41,049 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:41,233 INFO L124 PetriNetUnfolderBase]: 271/1428 cut-off events. [2025-03-13 22:30:41,234 INFO L125 PetriNetUnfolderBase]: For 130/133 co-relation queries the response was YES. [2025-03-13 22:30:41,237 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 8771 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. [2025-03-13 22:30:41,241 INFO L140 encePairwiseOnDemand]: 241/245 looper letters, 23 selfloop transitions, 3 changer transitions 1/259 dead transitions. [2025-03-13 22:30:41,241 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 248 places, 259 transitions, 658 flow [2025-03-13 22:30:41,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 697 transitions. [2025-03-13 22:30:41,243 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9482993197278912 [2025-03-13 22:30:41,243 INFO L175 Difference]: Start difference. First operand has 246 places, 251 transitions, 588 flow. Second operand 3 states and 697 transitions. [2025-03-13 22:30:41,243 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 248 places, 259 transitions, 658 flow [2025-03-13 22:30:41,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 259 transitions, 644 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:30:41,249 INFO L231 Difference]: Finished difference. Result has 248 places, 253 transitions, 596 flow [2025-03-13 22:30:41,249 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} [2025-03-13 22:30:41,250 INFO L279 CegarLoopForPetriNet]: 243 programPoint places, 5 predicate places. [2025-03-13 22:30:41,250 INFO L471 AbstractCegarLoop]: Abstraction has has 248 places, 253 transitions, 596 flow [2025-03-13 22:30:41,250 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) [2025-03-13 22:30:41,250 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:41,250 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] [2025-03-13 22:30:41,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-13 22:30:41,251 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)] === [2025-03-13 22:30:41,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:41,252 INFO L85 PathProgramCache]: Analyzing trace with hash 391254311, now seen corresponding path program 1 times [2025-03-13 22:30:41,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:41,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577340135] [2025-03-13 22:30:41,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:41,271 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-03-13 22:30:41,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-03-13 22:30:41,290 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:41,290 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-13 22:30:41,290 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-13 22:30:41,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 169 statements into 1 equivalence classes. [2025-03-13 22:30:41,318 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 169 of 169 statements. [2025-03-13 22:30:41,319 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:41,319 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-13 22:30:41,377 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-13 22:30:41,378 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-13 22:30:41,378 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2025-03-13 22:30:41,379 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (8 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2025-03-13 22:30:41,380 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2025-03-13 22:30:41,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2025-03-13 22:30:41,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 14 remaining) [2025-03-13 22:30:41,381 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 14 remaining) [2025-03-13 22:30:41,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-13 22:30:41,381 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-13 22:30:41,383 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-13 22:30:41,383 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-03-13 22:30:41,414 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-13 22:30:41,420 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 292 places, 292 transitions, 594 flow [2025-03-13 22:30:41,461 INFO L124 PetriNetUnfolderBase]: 13/376 cut-off events. [2025-03-13 22:30:41,462 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-13 22:30:41,463 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 667 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. [2025-03-13 22:30:41,463 INFO L82 GeneralOperation]: Start removeDead. Operand has 292 places, 292 transitions, 594 flow [2025-03-13 22:30:41,466 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 292 places, 292 transitions, 594 flow [2025-03-13 22:30:41,468 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-13 22:30:41,469 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;@5374247b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-13 22:30:41,469 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2025-03-13 22:30:41,482 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-13 22:30:41,483 INFO L124 PetriNetUnfolderBase]: 2/165 cut-off events. [2025-03-13 22:30:41,483 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-13 22:30:41,483 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:41,483 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] [2025-03-13 22:30:41,483 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)] === [2025-03-13 22:30:41,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:41,484 INFO L85 PathProgramCache]: Analyzing trace with hash -68111234, now seen corresponding path program 1 times [2025-03-13 22:30:41,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:41,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330922600] [2025-03-13 22:30:41,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:41,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:41,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-13 22:30:41,510 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-13 22:30:41,510 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:41,510 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:41,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:41,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:41,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330922600] [2025-03-13 22:30:41,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330922600] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:41,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:41,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:41,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322085861] [2025-03-13 22:30:41,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:41,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:41,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:41,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:41,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:41,593 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 292 [2025-03-13 22:30:41,594 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) [2025-03-13 22:30:41,595 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:41,595 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 292 [2025-03-13 22:30:41,595 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:43,793 INFO L124 PetriNetUnfolderBase]: 8997/24251 cut-off events. [2025-03-13 22:30:43,793 INFO L125 PetriNetUnfolderBase]: For 42/42 co-relation queries the response was YES. [2025-03-13 22:30:43,825 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 563. Compared 260374 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. [2025-03-13 22:30:43,904 INFO L140 encePairwiseOnDemand]: 267/292 looper letters, 65 selfloop transitions, 16 changer transitions 1/326 dead transitions. [2025-03-13 22:30:43,904 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 326 transitions, 829 flow [2025-03-13 22:30:43,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:43,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:43,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 827 transitions. [2025-03-13 22:30:43,909 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9440639269406392 [2025-03-13 22:30:43,909 INFO L175 Difference]: Start difference. First operand has 292 places, 292 transitions, 594 flow. Second operand 3 states and 827 transitions. [2025-03-13 22:30:43,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 326 transitions, 829 flow [2025-03-13 22:30:43,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 294 places, 326 transitions, 829 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-13 22:30:43,913 INFO L231 Difference]: Finished difference. Result has 296 places, 304 transitions, 726 flow [2025-03-13 22:30:43,914 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} [2025-03-13 22:30:43,916 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 4 predicate places. [2025-03-13 22:30:43,916 INFO L471 AbstractCegarLoop]: Abstraction has has 296 places, 304 transitions, 726 flow [2025-03-13 22:30:43,917 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) [2025-03-13 22:30:43,917 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:43,917 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] [2025-03-13 22:30:43,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-13 22:30:43,917 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-13 22:30:43,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:43,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1656621595, now seen corresponding path program 1 times [2025-03-13 22:30:43,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:43,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109448859] [2025-03-13 22:30:43,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:43,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:43,934 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-03-13 22:30:43,943 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-03-13 22:30:43,944 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:43,944 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:43,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:43,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:43,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109448859] [2025-03-13 22:30:43,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109448859] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:43,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:43,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:43,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118844418] [2025-03-13 22:30:43,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:43,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:43,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:43,991 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:43,991 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:44,027 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 292 [2025-03-13 22:30:44,028 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) [2025-03-13 22:30:44,028 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:44,028 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 292 [2025-03-13 22:30:44,028 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:44,335 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][249], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 250#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-03-13 22:30:44,336 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-13 22:30:44,336 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-13 22:30:44,336 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-13 22:30:44,336 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-13 22:30:44,468 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 250#L692-7true, 300#true, Black: 295#true, 127#L694-3true, 293#true]) [2025-03-13 22:30:44,469 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-13 22:30:44,469 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:44,469 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-13 22:30:44,469 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-13 22:30:44,509 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 233#L694true, 250#L692-7true, 300#true, Black: 295#true, 293#true]) [2025-03-13 22:30:44,509 INFO L294 olderBase$Statistics]: this new event has 205 ancestors and is cut-off event [2025-03-13 22:30:44,509 INFO L297 olderBase$Statistics]: existing Event has 200 ancestors and is cut-off event [2025-03-13 22:30:44,509 INFO L297 olderBase$Statistics]: existing Event has 200 ancestors and is cut-off event [2025-03-13 22:30:44,509 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-13 22:30:44,593 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 250#L692-7true, 244#L695true, 300#true, Black: 295#true, 293#true]) [2025-03-13 22:30:44,593 INFO L294 olderBase$Statistics]: this new event has 207 ancestors and is cut-off event [2025-03-13 22:30:44,594 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-13 22:30:44,594 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-13 22:30:44,594 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-13 22:30:44,660 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][261], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-13 22:30:44,661 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-13 22:30:44,661 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:44,661 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:44,661 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:44,763 INFO L292 olderBase$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][180], [297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true]) [2025-03-13 22:30:44,763 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:44,763 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:44,763 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:44,764 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:44,850 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [297#(= |#race~threads_alive~0| 0), 291#true, 233#L694true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-13 22:30:44,850 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2025-03-13 22:30:44,850 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-13 22:30:44,850 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-13 22:30:44,850 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-13 22:30:44,950 INFO L292 olderBase$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][180], [297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 244#L695true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-13 22:30:44,950 INFO L294 olderBase$Statistics]: this new event has 214 ancestors and is cut-off event [2025-03-13 22:30:44,950 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:44,950 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:44,950 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-03-13 22:30:45,080 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 250#L692-7true, 41#L697true, 300#true, Black: 295#true, 293#true]) [2025-03-13 22:30:45,081 INFO L294 olderBase$Statistics]: this new event has 217 ancestors and is cut-off event [2025-03-13 22:30:45,081 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2025-03-13 22:30:45,081 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-13 22:30:45,081 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-13 22:30:45,179 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 250#L692-7true, 300#true, Black: 295#true, 293#true, 125#L698true]) [2025-03-13 22:30:45,179 INFO L294 olderBase$Statistics]: this new event has 219 ancestors and is cut-off event [2025-03-13 22:30:45,179 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-03-13 22:30:45,179 INFO L297 olderBase$Statistics]: existing Event has 214 ancestors and is cut-off event [2025-03-13 22:30:45,179 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-13 22:30:45,575 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [297#(= |#race~threads_alive~0| 0), 291#true, 41#L697true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 293#true]) [2025-03-13 22:30:45,575 INFO L294 olderBase$Statistics]: this new event has 224 ancestors and is cut-off event [2025-03-13 22:30:45,575 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-13 22:30:45,575 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:45,575 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-13 22:30:45,647 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][249], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 300#true, Black: 295#true, 142#L699-7true, 293#true]) [2025-03-13 22:30:45,647 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:45,647 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:45,647 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:45,647 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:45,653 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [297#(= |#race~threads_alive~0| 0), 291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 125#L698true, 293#true]) [2025-03-13 22:30:45,654 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-13 22:30:45,654 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:45,654 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:45,654 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-13 22:30:45,772 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 300#true, Black: 295#true, 127#L694-3true, 293#true, 142#L699-7true]) [2025-03-13 22:30:45,772 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-13 22:30:45,772 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:45,772 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:45,772 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:45,815 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 233#L694true, 300#true, Black: 295#true, 142#L699-7true, 293#true]) [2025-03-13 22:30:45,815 INFO L294 olderBase$Statistics]: this new event has 230 ancestors and is cut-off event [2025-03-13 22:30:45,815 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-03-13 22:30:45,815 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2025-03-13 22:30:45,815 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-03-13 22:30:45,900 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 244#L695true, 300#true, Black: 295#true, 293#true, 142#L699-7true]) [2025-03-13 22:30:45,900 INFO L294 olderBase$Statistics]: this new event has 232 ancestors and is cut-off event [2025-03-13 22:30:45,900 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:45,900 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:45,900 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-03-13 22:30:45,949 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][261], [40#L692-2true, 297#(= |#race~threads_alive~0| 0), 291#true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 142#L699-7true]) [2025-03-13 22:30:45,949 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:45,949 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:45,949 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-13 22:30:45,949 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:46,027 INFO L292 olderBase$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][180], [297#(= |#race~threads_alive~0| 0), 291#true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 142#L699-7true, 293#true]) [2025-03-13 22:30:46,027 INFO L294 olderBase$Statistics]: this new event has 236 ancestors and is cut-off event [2025-03-13 22:30:46,027 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-13 22:30:46,027 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:46,027 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:46,064 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [297#(= |#race~threads_alive~0| 0), 291#true, 233#L694true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 142#L699-7true]) [2025-03-13 22:30:46,064 INFO L294 olderBase$Statistics]: this new event has 237 ancestors and is cut-off event [2025-03-13 22:30:46,064 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-03-13 22:30:46,064 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-13 22:30:46,064 INFO L297 olderBase$Statistics]: existing Event has 232 ancestors and is cut-off event [2025-03-13 22:30:46,131 INFO L292 olderBase$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][180], [297#(= |#race~threads_alive~0| 0), 291#true, 244#L695true, 300#true, Black: 295#true, 108#L717-2true, 142#L699-7true, 293#true]) [2025-03-13 22:30:46,131 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-13 22:30:46,131 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-13 22:30:46,131 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-13 22:30:46,131 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-13 22:30:46,328 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 41#L697true, 300#true, Black: 295#true, 142#L699-7true, 293#true]) [2025-03-13 22:30:46,328 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2025-03-13 22:30:46,328 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-13 22:30:46,328 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2025-03-13 22:30:46,328 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-13 22:30:46,370 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [297#(= |#race~threads_alive~0| 0), 15#L713-2true, 291#true, 300#true, Black: 295#true, 125#L698true, 142#L699-7true, 293#true]) [2025-03-13 22:30:46,370 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2025-03-13 22:30:46,370 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-13 22:30:46,370 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-13 22:30:46,370 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-13 22:30:46,453 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [297#(= |#race~threads_alive~0| 0), 291#true, 41#L697true, 300#true, 108#L717-2true, Black: 295#true, 142#L699-7true, 293#true]) [2025-03-13 22:30:46,453 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-13 22:30:46,453 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-13 22:30:46,453 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-13 22:30:46,453 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-13 22:30:46,490 INFO L292 olderBase$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][180], [297#(= |#race~threads_alive~0| 0), 291#true, 300#true, 108#L717-2true, Black: 295#true, 125#L698true, 293#true, 142#L699-7true]) [2025-03-13 22:30:46,490 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-13 22:30:46,490 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-13 22:30:46,490 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-13 22:30:46,490 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-13 22:30:46,634 INFO L124 PetriNetUnfolderBase]: 10081/28689 cut-off events. [2025-03-13 22:30:46,634 INFO L125 PetriNetUnfolderBase]: For 9488/10055 co-relation queries the response was YES. [2025-03-13 22:30:46,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 53778 conditions, 28689 events. 10081/28689 cut-off events. For 9488/10055 co-relation queries the response was YES. Maximal size of possible extension queue 637. Compared 322201 event pairs, 5324 based on Foata normal form. 149/26064 useless extension candidates. Maximal degree in co-relation 25776. Up to 13152 conditions per place. [2025-03-13 22:30:46,760 INFO L140 encePairwiseOnDemand]: 282/292 looper letters, 59 selfloop transitions, 16 changer transitions 0/333 dead transitions. [2025-03-13 22:30:46,761 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 333 transitions, 975 flow [2025-03-13 22:30:46,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:46,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 819 transitions. [2025-03-13 22:30:46,763 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.934931506849315 [2025-03-13 22:30:46,763 INFO L175 Difference]: Start difference. First operand has 296 places, 304 transitions, 726 flow. Second operand 3 states and 819 transitions. [2025-03-13 22:30:46,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 333 transitions, 975 flow [2025-03-13 22:30:46,782 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 333 transitions, 931 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:30:46,784 INFO L231 Difference]: Finished difference. Result has 297 places, 318 transitions, 840 flow [2025-03-13 22:30:46,784 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} [2025-03-13 22:30:46,785 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 5 predicate places. [2025-03-13 22:30:46,785 INFO L471 AbstractCegarLoop]: Abstraction has has 297 places, 318 transitions, 840 flow [2025-03-13 22:30:46,786 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) [2025-03-13 22:30:46,786 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:46,786 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] [2025-03-13 22:30:46,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-13 22:30:46,786 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)] === [2025-03-13 22:30:46,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:46,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1643836451, now seen corresponding path program 1 times [2025-03-13 22:30:46,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:46,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370869913] [2025-03-13 22:30:46,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:46,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:46,800 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-13 22:30:46,806 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-13 22:30:46,806 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:46,806 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:46,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:46,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:46,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370869913] [2025-03-13 22:30:46,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370869913] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:46,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:46,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:46,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905369191] [2025-03-13 22:30:46,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:46,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:46,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:46,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:46,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:46,860 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 262 out of 292 [2025-03-13 22:30:46,861 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) [2025-03-13 22:30:46,861 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:46,861 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 262 of 292 [2025-03-13 22:30:46,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:47,134 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [40#L692-2true, 15#L713-2true, 291#true, 250#L692-7true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:47,134 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-13 22:30:47,134 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-13 22:30:47,134 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-13 22:30:47,134 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-13 22:30:47,193 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [15#L713-2true, 291#true, 250#L692-7true, 300#true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:47,194 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-13 22:30:47,194 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-13 22:30:47,194 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-13 22:30:47,194 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:47,276 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([886] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][283], [182#L692-6true, 40#L692-2true, 291#true, 61#L717-1true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:47,277 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-13 22:30:47,277 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:47,277 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:47,277 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:47,307 INFO L292 olderBase$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][254], [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|)]) [2025-03-13 22:30:47,308 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-13 22:30:47,308 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:47,308 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:47,308 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:47,360 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([886] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][221], [182#L692-6true, 291#true, 61#L717-1true, 300#true, Black: 295#true, 127#L694-3true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:47,360 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,360 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,360 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:47,360 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:47,366 INFO L292 olderBase$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][180], [182#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|)]) [2025-03-13 22:30:47,366 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-13 22:30:47,366 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-13 22:30:47,366 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-13 22:30:47,366 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-13 22:30:47,366 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [291#true, 250#L692-7true, 300#true, 108#L717-2true, Black: 295#true, 127#L694-3true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:47,367 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,367 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:47,367 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,367 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:47,397 INFO L292 olderBase$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][180], [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|)]) [2025-03-13 22:30:47,397 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,397 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:47,397 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,397 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:47,397 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:48,319 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([914] 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, 222#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L713-1true]) [2025-03-13 22:30:48,319 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,319 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,319 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,319 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,384 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [40#L692-2true, 15#L713-2true, 291#true, 300#true, Black: 295#true, 222#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,384 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-13 22:30:48,384 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-13 22:30:48,384 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-13 22:30:48,384 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][243], [40#L692-2true, 15#L713-2true, 291#true, 300#true, Black: 295#true, 142#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,385 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [40#L692-2true, 15#L713-2true, 291#true, 300#true, Black: 295#true, 142#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,385 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,385 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,481 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([914] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][328], [40#L692-2true, 291#true, 61#L717-1true, 300#true, Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,481 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,481 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,481 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,481 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,512 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [15#L713-2true, 291#true, 300#true, Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 293#true, 305#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,512 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,512 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,512 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:48,512 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:48,521 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [15#L713-2true, 291#true, 300#true, Black: 295#true, 127#L694-3true, 142#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,521 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,521 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:48,521 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:48,521 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,744 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([914] 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, 222#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,745 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-03-13 22:30:48,745 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:48,745 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:48,745 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:48,863 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [40#L692-2true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 222#L699-6true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,863 INFO L294 olderBase$Statistics]: this new event has 233 ancestors and is cut-off event [2025-03-13 22:30:48,863 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-13 22:30:48,863 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-13 22:30:48,863 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L292 olderBase$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][180], [291#true, 300#true, 108#L717-2true, Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 293#true, 305#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,864 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [40#L692-2true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 305#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,864 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L292 olderBase$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][254], [40#L692-2true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 142#L699-7true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:48,864 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-13 22:30:48,864 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:49,633 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [15#L713-2true, 291#true, 85#L699-1true, 175#L699-6true, 300#true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,633 INFO L294 olderBase$Statistics]: this new event has 250 ancestors and is cut-off event [2025-03-13 22:30:49,633 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-13 22:30:49,633 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-13 22:30:49,633 INFO L297 olderBase$Statistics]: existing Event has 245 ancestors and is cut-off event [2025-03-13 22:30:49,656 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [225#L699-7true, 15#L713-2true, 291#true, 85#L699-1true, 300#true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,657 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-13 22:30:49,657 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-13 22:30:49,657 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-13 22:30:49,657 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-13 22:30:49,690 INFO L292 olderBase$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][180], [291#true, 175#L699-6true, 300#true, 108#L717-2true, Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,690 INFO L294 olderBase$Statistics]: this new event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,690 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2025-03-13 22:30:49,690 INFO L297 olderBase$Statistics]: existing Event has 247 ancestors and is cut-off event [2025-03-13 22:30:49,690 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [225#L699-7true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,710 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L292 olderBase$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][180], [291#true, 175#L699-6true, 300#true, 108#L717-2true, Black: 295#true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,710 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-13 22:30:49,710 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-13 22:30:49,729 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [225#L699-7true, 291#true, 300#true, 108#L717-2true, Black: 295#true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,729 INFO L294 olderBase$Statistics]: this new event has 254 ancestors and is cut-off event [2025-03-13 22:30:49,729 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-13 22:30:49,729 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-03-13 22:30:49,729 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-13 22:30:49,740 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][157], [15#L713-2true, 291#true, 85#L699-1true, 300#true, Black: 295#true, 105#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,740 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2025-03-13 22:30:49,740 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-03-13 22:30:49,743 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-13 22:30:49,743 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [291#true, 300#true, Black: 295#true, 108#L717-2true, 105#L699-1true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,782 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L292 olderBase$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][263], [291#true, 85#L699-1true, 175#L699-6true, 300#true, Black: 295#true, 108#L717-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,782 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,782 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,783 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [291#true, 85#L699-1true, 175#L699-6true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,783 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,783 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,783 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,783 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L292 olderBase$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][263], [291#true, 300#true, Black: 295#true, 108#L717-2true, 105#L699-1true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,797 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [291#true, 300#true, 108#L717-2true, Black: 295#true, 105#L699-1true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,797 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L292 olderBase$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][263], [291#true, 300#true, 46#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 108#L717-2true, 105#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,797 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,797 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [225#L699-7true, 291#true, 85#L699-1true, 300#true, Black: 295#true, 108#L717-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,798 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L292 olderBase$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][180], [225#L699-7true, 291#true, 85#L699-1true, 300#true, 108#L717-2true, Black: 295#true, 293#true, 305#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,798 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][263], [291#true, 85#L699-1true, 300#true, 13#threadErr1ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 108#L717-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,798 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-13 22:30:49,798 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:49,839 INFO L292 olderBase$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][263], [291#true, 85#L699-1true, 300#true, Black: 295#true, 108#L717-2true, 105#L699-1true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:49,839 INFO L294 olderBase$Statistics]: this new event has 262 ancestors and is cut-off event [2025-03-13 22:30:49,839 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,839 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,839 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:49,983 INFO L124 PetriNetUnfolderBase]: 8936/30225 cut-off events. [2025-03-13 22:30:49,983 INFO L125 PetriNetUnfolderBase]: For 4277/4711 co-relation queries the response was YES. [2025-03-13 22:30:50,036 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51245 conditions, 30225 events. 8936/30225 cut-off events. For 4277/4711 co-relation queries the response was YES. Maximal size of possible extension queue 774. Compared 371621 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. [2025-03-13 22:30:50,110 INFO L140 encePairwiseOnDemand]: 287/292 looper letters, 38 selfloop transitions, 4 changer transitions 0/333 dead transitions. [2025-03-13 22:30:50,110 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 333 transitions, 954 flow [2025-03-13 22:30:50,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:50,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2025-03-13 22:30:50,112 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463470319634704 [2025-03-13 22:30:50,112 INFO L175 Difference]: Start difference. First operand has 297 places, 318 transitions, 840 flow. Second operand 3 states and 829 transitions. [2025-03-13 22:30:50,112 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 333 transitions, 954 flow [2025-03-13 22:30:50,126 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 333 transitions, 922 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:30:50,128 INFO L231 Difference]: Finished difference. Result has 299 places, 321 transitions, 838 flow [2025-03-13 22:30:50,129 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} [2025-03-13 22:30:50,129 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 7 predicate places. [2025-03-13 22:30:50,129 INFO L471 AbstractCegarLoop]: Abstraction has has 299 places, 321 transitions, 838 flow [2025-03-13 22:30:50,130 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) [2025-03-13 22:30:50,130 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:50,130 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] [2025-03-13 22:30:50,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-13 22:30:50,130 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-13 22:30:50,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:50,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1907749857, now seen corresponding path program 1 times [2025-03-13 22:30:50,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:50,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109265344] [2025-03-13 22:30:50,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:50,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:50,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-13 22:30:50,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-13 22:30:50,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:50,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:50,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:50,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:50,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109265344] [2025-03-13 22:30:50,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109265344] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:50,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:50,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:50,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067055145] [2025-03-13 22:30:50,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:50,195 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:50,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:50,196 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:50,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:50,207 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 260 out of 292 [2025-03-13 22:30:50,208 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) [2025-03-13 22:30:50,208 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:50,208 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 260 of 292 [2025-03-13 22:30:50,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:50,427 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [310#true, 40#L692-2true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, 250#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:50,427 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-13 22:30:50,427 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-13 22:30:50,427 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-13 22:30:50,427 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-13 22:30:50,495 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [310#true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, 250#L692-7true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:50,495 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-13 22:30:50,496 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-13 22:30:50,496 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:50,496 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2025-03-13 22:30:50,592 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([886] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][285], [310#true, 40#L692-2true, 182#L692-6true, Black: 307#(= |#race~data~0| 0), 291#true, 61#L717-1true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:50,593 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-13 22:30:50,593 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:50,593 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:50,593 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:50,633 INFO L292 olderBase$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][254], [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|)]) [2025-03-13 22:30:50,633 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-13 22:30:50,633 INFO L297 olderBase$Statistics]: existing Event has 209 ancestors and is cut-off event [2025-03-13 22:30:50,633 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:50,633 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-13 22:30:50,703 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([886] L692-8-->L692-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][221], [310#true, 182#L692-6true, Black: 307#(= |#race~data~0| 0), 291#true, 61#L717-1true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:50,703 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:50,704 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:50,704 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:50,704 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:50,712 INFO L292 olderBase$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][180], [310#true, 182#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|)]) [2025-03-13 22:30:50,712 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-13 22:30:50,712 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-13 22:30:50,712 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-13 22:30:50,713 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-13 22:30:50,713 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 250#L692-7true, 108#L717-2true, Black: 295#true, 127#L694-3true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:50,713 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:50,713 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:50,713 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:50,713 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:50,753 INFO L292 olderBase$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][180], [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|)]) [2025-03-13 22:30:50,753 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-13 22:30:50,753 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:50,753 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:50,753 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-13 22:30:50,753 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([725] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= (store |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_121|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_122|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_121|, 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_57|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][293], [182#L692-6true, 291#true, Black: 307#(= |#race~data~0| 0), 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 295#true, 219#L719true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,387 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([737] L718-5-->L718-2: Formula: (and (= |v_#pthreadsMutex_129| (store |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_130|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_129|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][294], [182#L692-6true, 291#true, Black: 307#(= |#race~data~0| 0), 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,387 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-13 22:30:51,387 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-13 22:30:51,476 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([914] 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], [310#true, 40#L692-2true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 232#L713-1true]) [2025-03-13 22:30:51,476 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,476 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,476 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,476 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,524 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [40#L692-2true, 310#true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,524 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-13 22:30:51,524 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-13 22:30:51,524 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][243], [40#L692-2true, 310#true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, Black: 295#true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,525 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][243], [310#true, 40#L692-2true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, Black: 295#true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,525 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,525 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,530 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([725] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= (store |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_121|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_122|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_121|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][190], [182#L692-6true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), 41#L697true, Black: 295#true, 219#L719true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,530 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-13 22:30:51,530 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,530 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,530 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,530 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([737] L718-5-->L718-2: Formula: (and (= |v_#pthreadsMutex_129| (store |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_130|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_129|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][191], [182#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|)]) [2025-03-13 22:30:51,530 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-13 22:30:51,531 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,531 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,531 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-13 22:30:51,580 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([868] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][295], [182#L692-6true, 310#true, 61#L717-1true, 291#true, Black: 307#(= |#race~data~0| 0), 175#L699-6true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,580 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,580 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,580 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,580 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,580 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([868] 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][295], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 250#L692-7true, 175#L699-6true, 108#L717-2true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,580 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,580 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,581 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,581 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,597 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([914] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][337], [40#L692-2true, 310#true, 291#true, 61#L717-1true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,597 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,597 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,597 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,597 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,621 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] 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][173], [310#true, 15#L713-2true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,621 INFO L294 olderBase$Statistics]: this new event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,621 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-13 22:30:51,621 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,621 INFO L297 olderBase$Statistics]: existing Event has 227 ancestors and is cut-off event [2025-03-13 22:30:51,627 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([804] L713-->L713-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][173], [310#true, 15#L713-2true, Black: 307#(= |#race~data~0| 0), 291#true, Black: 295#true, 127#L694-3true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,627 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,627 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:51,627 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:51,627 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([725] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= (store |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_121|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_122|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_121|, 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_57|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][190], [182#L692-6true, 310#true, 291#true, Black: 307#(= |#race~data~0| 0), Black: 295#true, 219#L719true, 305#true, 293#true, 125#L698true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,633 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([725] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= (store |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_121|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_122|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_121|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][293], [Black: 307#(= |#race~data~0| 0), 291#true, 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 84#L692-1true, Black: 295#true, 219#L719true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,633 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([737] L718-5-->L718-2: Formula: (and (= |v_#pthreadsMutex_129| (store |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_130|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_129|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][191], [182#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|)]) [2025-03-13 22:30:51,633 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,633 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([737] L718-5-->L718-2: Formula: (and (= |v_#pthreadsMutex_129| (store |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_130|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_129|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][294], [Black: 307#(= |#race~data~0| 0), 291#true, 243#L696-2true, 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 84#L692-1true, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,634 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([868] 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][295], [310#true, 61#L717-1true, 291#true, Black: 307#(= |#race~data~0| 0), 175#L699-6true, 250#L692-7true, Black: 295#true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,634 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:51,634 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-13 22:30:51,814 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([914] L699-8-->L699-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][307], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 61#L717-1true, Black: 295#true, 127#L694-3true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,814 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-03-13 22:30:51,814 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:51,814 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:51,814 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-13 22:30:51,912 INFO L292 olderBase$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][254], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 108#L717-2true, Black: 295#true, 222#L699-6true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,912 INFO L294 olderBase$Statistics]: this new event has 233 ancestors and is cut-off event [2025-03-13 22:30:51,912 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,912 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,912 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [310#true, Black: 307#(= |#race~data~0| 0), 291#true, 108#L717-2true, Black: 295#true, 109#threadErr3ASSERT_VIOLATIONDATA_RACEtrue, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,913 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L292 olderBase$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][254], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 108#L717-2true, Black: 295#true, 305#true, 293#true, 142#L699-7true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,913 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][254], [310#true, 40#L692-2true, Black: 307#(= |#race~data~0| 0), 291#true, 108#L717-2true, Black: 295#true, 305#true, 142#L699-7true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:51,913 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-13 22:30:51,913 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-13 22:30:52,992 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([725] L719-3-->L719: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret24#1_7|) (= (store |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_122| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_121|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_122|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_121|, ULTIMATE.start_main_#t~ret24#1=|v_ULTIMATE.start_main_#t~ret24#1_7|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret24#1][190], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 190#L701true, 168#threadErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 219#L719true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:52,992 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-13 22:30:52,992 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:52,992 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:52,993 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:52,993 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([737] L718-5-->L718-2: Formula: (and (= |v_#pthreadsMutex_129| (store |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_130| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret22#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_130|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{ULTIMATE.start_main_#t~ret22#1=|v_ULTIMATE.start_main_#t~ret22#1_6|, #pthreadsMutex=|v_#pthreadsMutex_129|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ret22#1, #pthreadsMutex][191], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 190#L701true, 168#threadErr2ASSERT_VIOLATIONDATA_RACEtrue, Black: 295#true, 279#L718-2true, 305#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:52,993 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-13 22:30:52,993 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:52,993 INFO L297 olderBase$Statistics]: existing Event has 252 ancestors and is cut-off event [2025-03-13 22:30:52,993 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:53,255 INFO L124 PetriNetUnfolderBase]: 10616/34625 cut-off events. [2025-03-13 22:30:53,255 INFO L125 PetriNetUnfolderBase]: For 5279/5913 co-relation queries the response was YES. [2025-03-13 22:30:53,347 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 847. Compared 429560 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. [2025-03-13 22:30:53,470 INFO L140 encePairwiseOnDemand]: 286/292 looper letters, 44 selfloop transitions, 7 changer transitions 0/341 dead transitions. [2025-03-13 22:30:53,470 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 301 places, 341 transitions, 995 flow [2025-03-13 22:30:53,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 829 transitions. [2025-03-13 22:30:53,473 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9463470319634704 [2025-03-13 22:30:53,473 INFO L175 Difference]: Start difference. First operand has 299 places, 321 transitions, 838 flow. Second operand 3 states and 829 transitions. [2025-03-13 22:30:53,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 301 places, 341 transitions, 995 flow [2025-03-13 22:30:53,571 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 341 transitions, 983 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:30:53,577 INFO L231 Difference]: Finished difference. Result has 301 places, 326 transitions, 886 flow [2025-03-13 22:30:53,582 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} [2025-03-13 22:30:53,584 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 9 predicate places. [2025-03-13 22:30:53,584 INFO L471 AbstractCegarLoop]: Abstraction has has 301 places, 326 transitions, 886 flow [2025-03-13 22:30:53,584 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) [2025-03-13 22:30:53,584 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:53,585 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] [2025-03-13 22:30:53,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-13 22:30:53,585 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)] === [2025-03-13 22:30:53,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:53,586 INFO L85 PathProgramCache]: Analyzing trace with hash -647314869, now seen corresponding path program 1 times [2025-03-13 22:30:53,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:53,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789582288] [2025-03-13 22:30:53,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:53,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:53,620 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 178 statements into 1 equivalence classes. [2025-03-13 22:30:53,648 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 178 of 178 statements. [2025-03-13 22:30:53,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:53,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:53,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:53,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789582288] [2025-03-13 22:30:53,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789582288] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:53,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:53,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-13 22:30:53,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544393405] [2025-03-13 22:30:53,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:53,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:53,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:53,867 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:53,867 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:53,876 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 266 out of 292 [2025-03-13 22:30:53,877 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) [2025-03-13 22:30:53,877 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:53,877 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 266 of 292 [2025-03-13 22:30:53,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:55,228 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([925] L701-3-->L701: Formula: (and (= |v_threadThread2of2ForFork0_#t~ret11_1| 0) (= (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_33| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_33|) |v_~#threads_alive_mutex~0.offset_33| 0)) |v_#pthreadsMutex_73|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_33|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_33|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_33|, threadThread2of2ForFork0_#t~ret11=|v_threadThread2of2ForFork0_#t~ret11_1|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_33|} AuxVars[] AssignedVars[#pthreadsMutex, threadThread2of2ForFork0_#t~ret11][330], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 41#L697true, 190#L701true, 315#true, 186#L720-1true, Black: 297#(= |#race~threads_alive~0| 0), Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:55,229 INFO L294 olderBase$Statistics]: this new event has 257 ancestors and is cut-off event [2025-03-13 22:30:55,229 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:55,229 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:55,229 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-13 22:30:55,244 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([925] L701-3-->L701: Formula: (and (= |v_threadThread2of2ForFork0_#t~ret11_1| 0) (= (store |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_33| (store (select |v_#pthreadsMutex_74| |v_~#threads_alive_mutex~0.base_33|) |v_~#threads_alive_mutex~0.offset_33| 0)) |v_#pthreadsMutex_73|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_74|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_33|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_33|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_73|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_33|, threadThread2of2ForFork0_#t~ret11=|v_threadThread2of2ForFork0_#t~ret11_1|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_33|} AuxVars[] AssignedVars[#pthreadsMutex, threadThread2of2ForFork0_#t~ret11][330], [310#true, 291#true, Black: 307#(= |#race~data~0| 0), 190#L701true, 41#L697true, 315#true, Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), Black: 297#(= |#race~threads_alive~0| 0), 263#L720-2true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:55,244 INFO L294 olderBase$Statistics]: this new event has 258 ancestors and is cut-off event [2025-03-13 22:30:55,244 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:55,244 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:55,244 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-13 22:30:55,339 INFO L124 PetriNetUnfolderBase]: 3387/16569 cut-off events. [2025-03-13 22:30:55,339 INFO L125 PetriNetUnfolderBase]: For 2310/2895 co-relation queries the response was YES. [2025-03-13 22:30:55,366 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 509. Compared 205883 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. [2025-03-13 22:30:55,393 INFO L140 encePairwiseOnDemand]: 274/292 looper letters, 18 selfloop transitions, 18 changer transitions 0/335 dead transitions. [2025-03-13 22:30:55,393 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 335 transitions, 965 flow [2025-03-13 22:30:55,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:55,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 842 transitions. [2025-03-13 22:30:55,394 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9611872146118722 [2025-03-13 22:30:55,395 INFO L175 Difference]: Start difference. First operand has 301 places, 326 transitions, 886 flow. Second operand 3 states and 842 transitions. [2025-03-13 22:30:55,395 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 335 transitions, 965 flow [2025-03-13 22:30:55,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 335 transitions, 951 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-13 22:30:55,400 INFO L231 Difference]: Finished difference. Result has 302 places, 332 transitions, 942 flow [2025-03-13 22:30:55,401 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} [2025-03-13 22:30:55,401 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 10 predicate places. [2025-03-13 22:30:55,401 INFO L471 AbstractCegarLoop]: Abstraction has has 302 places, 332 transitions, 942 flow [2025-03-13 22:30:55,402 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) [2025-03-13 22:30:55,402 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:55,402 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] [2025-03-13 22:30:55,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-13 22:30:55,402 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (and 16 more)] === [2025-03-13 22:30:55,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:55,403 INFO L85 PathProgramCache]: Analyzing trace with hash 724746384, now seen corresponding path program 1 times [2025-03-13 22:30:55,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:55,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420955604] [2025-03-13 22:30:55,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:55,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:55,415 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-03-13 22:30:55,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-03-13 22:30:55,421 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:55,421 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:55,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:55,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:55,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420955604] [2025-03-13 22:30:55,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420955604] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:55,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:55,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:55,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768999309] [2025-03-13 22:30:55,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:55,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:55,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:55,450 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:55,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:55,485 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 253 out of 292 [2025-03-13 22:30:55,486 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) [2025-03-13 22:30:55,486 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:55,486 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 253 of 292 [2025-03-13 22:30:55,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-13 22:30:56,910 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([616] L717-->L717-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][180], [225#L699-7true, 177#L697true, 317#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 319#true, Black: 307#(= |#race~data~0| 0), 291#true, Black: 312#(= |threadThread1of2ForFork0_#t~nondet6| |#race~data~0|), 108#L717-2true, Black: 295#true, 293#true, Black: 302#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-13 22:30:56,911 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-13 22:30:56,911 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-13 22:30:56,911 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-13 22:30:56,911 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-13 22:30:57,279 INFO L124 PetriNetUnfolderBase]: 5366/20916 cut-off events. [2025-03-13 22:30:57,279 INFO L125 PetriNetUnfolderBase]: For 12244/13235 co-relation queries the response was YES. [2025-03-13 22:30:57,341 INFO L83 FinitePrefix]: Finished finitePrefix Result has 45443 conditions, 20916 events. 5366/20916 cut-off events. For 12244/13235 co-relation queries the response was YES. Maximal size of possible extension queue 616. Compared 255203 event pairs, 2162 based on Foata normal form. 77/19385 useless extension candidates. Maximal degree in co-relation 43526. Up to 8642 conditions per place. [2025-03-13 22:30:57,393 INFO L140 encePairwiseOnDemand]: 284/292 looper letters, 74 selfloop transitions, 12 changer transitions 0/354 dead transitions. [2025-03-13 22:30:57,393 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 304 places, 354 transitions, 1215 flow [2025-03-13 22:30:57,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-13 22:30:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-13 22:30:57,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 814 transitions. [2025-03-13 22:30:57,394 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9292237442922374 [2025-03-13 22:30:57,394 INFO L175 Difference]: Start difference. First operand has 302 places, 332 transitions, 942 flow. Second operand 3 states and 814 transitions. [2025-03-13 22:30:57,394 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 304 places, 354 transitions, 1215 flow [2025-03-13 22:30:57,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 303 places, 354 transitions, 1186 flow, removed 0 selfloop flow, removed 1 redundant places. [2025-03-13 22:30:57,405 INFO L231 Difference]: Finished difference. Result has 305 places, 342 transitions, 1038 flow [2025-03-13 22:30:57,405 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} [2025-03-13 22:30:57,406 INFO L279 CegarLoopForPetriNet]: 292 programPoint places, 13 predicate places. [2025-03-13 22:30:57,406 INFO L471 AbstractCegarLoop]: Abstraction has has 305 places, 342 transitions, 1038 flow [2025-03-13 22:30:57,406 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) [2025-03-13 22:30:57,406 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:57,406 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] [2025-03-13 22:30:57,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-03-13 22:30:57,407 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)] === [2025-03-13 22:30:57,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:57,407 INFO L85 PathProgramCache]: Analyzing trace with hash -1411954852, now seen corresponding path program 1 times [2025-03-13 22:30:57,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:57,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963020783] [2025-03-13 22:30:57,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:57,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:57,420 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-13 22:30:57,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-13 22:30:57,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:57,429 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-13 22:30:57,429 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-13 22:30:57,433 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-13 22:30:57,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-13 22:30:57,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:57,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-13 22:30:57,467 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-13 22:30:57,467 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2025-03-13 22:30:57,467 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2025-03-13 22:30:57,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2025-03-13 22:30:57,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2025-03-13 22:30:57,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2025-03-13 22:30:57,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2025-03-13 22:30:57,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2025-03-13 22:30:57,468 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2025-03-13 22:30:57,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-03-13 22:30:57,468 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-03-13 22:30:57,468 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-13 22:30:57,468 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-03-13 22:30:57,493 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-13 22:30:57,496 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 341 places, 339 transitions, 696 flow [2025-03-13 22:30:57,527 INFO L124 PetriNetUnfolderBase]: 17/469 cut-off events. [2025-03-13 22:30:57,527 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-03-13 22:30:57,528 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 1065 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. [2025-03-13 22:30:57,529 INFO L82 GeneralOperation]: Start removeDead. Operand has 341 places, 339 transitions, 696 flow [2025-03-13 22:30:57,532 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 341 places, 339 transitions, 696 flow [2025-03-13 22:30:57,533 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-13 22:30:57,533 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;@5374247b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-13 22:30:57,534 INFO L334 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2025-03-13 22:30:57,539 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-13 22:30:57,539 INFO L124 PetriNetUnfolderBase]: 2/165 cut-off events. [2025-03-13 22:30:57,539 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-13 22:30:57,539 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-13 22:30:57,540 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] [2025-03-13 22:30:57,540 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)] === [2025-03-13 22:30:57,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-13 22:30:57,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1182915855, now seen corresponding path program 1 times [2025-03-13 22:30:57,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-13 22:30:57,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929058206] [2025-03-13 22:30:57,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-13 22:30:57,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-13 22:30:57,554 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-13 22:30:57,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-13 22:30:57,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-13 22:30:57,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-13 22:30:57,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-13 22:30:57,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-13 22:30:57,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929058206] [2025-03-13 22:30:57,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929058206] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-13 22:30:57,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-13 22:30:57,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-13 22:30:57,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901387659] [2025-03-13 22:30:57,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-13 22:30:57,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-13 22:30:57,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-13 22:30:57,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-13 22:30:57,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-13 22:30:57,622 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 277 out of 339 [2025-03-13 22:30:57,623 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) [2025-03-13 22:30:57,623 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-13 22:30:57,623 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 277 of 339 [2025-03-13 22:30:57,623 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand