./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/14_spin2003.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/14_spin2003.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 83bca07672f78100877a79a1440d2a8107bad3ebb200d176bee629abfa2ef706 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 08:58:57,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 08:58:57,636 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-06 08:58:57,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 08:58:57,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 08:58:57,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 08:58:57,652 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 08:58:57,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 08:58:57,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 08:58:57,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 08:58:57,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 08:58:57,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 08:58:57,653 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 08:58:57,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 08:58:57,654 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 08:58:57,655 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 08:58:57,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 08:58:57,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 08:58:57,655 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-jdk21/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 -> 83bca07672f78100877a79a1440d2a8107bad3ebb200d176bee629abfa2ef706 [2025-02-06 08:58:57,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 08:58:57,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 08:58:57,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 08:58:57,891 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 08:58:57,892 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 08:58:57,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/14_spin2003.i [2025-02-06 08:58:59,104 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c6469be19/5274169bde5d4d28a5b1ff4a9f48c9a1/FLAGf1e762dd6 [2025-02-06 08:58:59,400 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 08:58:59,401 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread-ext/14_spin2003.i [2025-02-06 08:58:59,410 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c6469be19/5274169bde5d4d28a5b1ff4a9f48c9a1/FLAGf1e762dd6 [2025-02-06 08:58:59,685 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c6469be19/5274169bde5d4d28a5b1ff4a9f48c9a1 [2025-02-06 08:58:59,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 08:58:59,689 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 08:58:59,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 08:58:59,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 08:58:59,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 08:58:59,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:58:59,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62392389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59, skipping insertion in model container [2025-02-06 08:58:59,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:58:59,728 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 08:58:59,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 08:58:59,927 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 08:58:59,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 08:58:59,977 INFO L204 MainTranslator]: Completed translation [2025-02-06 08:58:59,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59 WrapperNode [2025-02-06 08:58:59,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 08:58:59,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 08:58:59,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 08:58:59,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 08:58:59,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:58:59,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,001 INFO L138 Inliner]: procedures = 161, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2025-02-06 08:59:00,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 08:59:00,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 08:59:00,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 08:59:00,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 08:59:00,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,011 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 08:59:00,015 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 08:59:00,015 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 08:59:00,015 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 08:59:00,016 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (1/1) ... [2025-02-06 08:59:00,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 08:59:00,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 08:59:00,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 08:59:00,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 08:59:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-02-06 08:59:00,069 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-02-06 08:59:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-02-06 08:59:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 08:59:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-06 08:59:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-02-06 08:59:00,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 08:59:00,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 08:59:00,070 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-06 08:59:00,169 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 08:59:00,170 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 08:59:00,279 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-06 08:59:00,279 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 08:59:00,297 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 08:59:00,300 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 08:59:00,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 08:59:00 BoogieIcfgContainer [2025-02-06 08:59:00,301 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 08:59:00,303 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 08:59:00,303 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 08:59:00,307 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 08:59:00,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 08:58:59" (1/3) ... [2025-02-06 08:59:00,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 08:59:00, skipping insertion in model container [2025-02-06 08:59:00,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 08:58:59" (2/3) ... [2025-02-06 08:59:00,308 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 08:59:00, skipping insertion in model container [2025-02-06 08:59:00,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 08:59:00" (3/3) ... [2025-02-06 08:59:00,309 INFO L128 eAbstractionObserver]: Analyzing ICFG 14_spin2003.i [2025-02-06 08:59:00,320 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 08:59:00,322 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 14_spin2003.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 3 error locations. [2025-02-06 08:59:00,322 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-06 08:59:00,358 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-06 08:59:00,378 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 57 places, 56 transitions, 116 flow [2025-02-06 08:59:00,400 INFO L124 PetriNetUnfolderBase]: 2/63 cut-off events. [2025-02-06 08:59:00,403 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-06 08:59:00,406 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 63 events. 2/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 0/56 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2025-02-06 08:59:00,406 INFO L82 GeneralOperation]: Start removeDead. Operand has 57 places, 56 transitions, 116 flow [2025-02-06 08:59:00,408 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 57 places, 56 transitions, 116 flow [2025-02-06 08:59:00,413 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:59:00,420 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;@228f1262, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:59:00,420 INFO L334 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2025-02-06 08:59:00,428 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-06 08:59:00,429 INFO L124 PetriNetUnfolderBase]: 0/35 cut-off events. [2025-02-06 08:59:00,429 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-06 08:59:00,429 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:00,429 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:59:00,430 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2025-02-06 08:59:00,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:00,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1409739880, now seen corresponding path program 1 times [2025-02-06 08:59:00,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:00,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60337794] [2025-02-06 08:59:00,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:00,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:00,492 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-02-06 08:59:00,503 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-02-06 08:59:00,505 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:00,505 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:00,506 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 08:59:00,512 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-02-06 08:59:00,522 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-02-06 08:59:00,524 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:00,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:00,542 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 08:59:00,544 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 08:59:00,545 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2025-02-06 08:59:00,546 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2025-02-06 08:59:00,547 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 7 remaining) [2025-02-06 08:59:00,547 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2025-02-06 08:59:00,547 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2025-02-06 08:59:00,547 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2025-02-06 08:59:00,547 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2025-02-06 08:59:00,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-06 08:59:00,548 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-06 08:59:00,552 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-06 08:59:00,553 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-02-06 08:59:00,581 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-06 08:59:00,586 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 88 places, 87 transitions, 184 flow [2025-02-06 08:59:00,622 INFO L124 PetriNetUnfolderBase]: 4/101 cut-off events. [2025-02-06 08:59:00,624 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-02-06 08:59:00,626 INFO L83 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 101 events. 4/101 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 177 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 67. Up to 3 conditions per place. [2025-02-06 08:59:00,626 INFO L82 GeneralOperation]: Start removeDead. Operand has 88 places, 87 transitions, 184 flow [2025-02-06 08:59:00,628 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 87 transitions, 184 flow [2025-02-06 08:59:00,630 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:59:00,631 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;@228f1262, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:59:00,632 INFO L334 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2025-02-06 08:59:00,645 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-06 08:59:00,646 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events. [2025-02-06 08:59:00,646 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-06 08:59:00,646 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:00,646 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] [2025-02-06 08:59:00,647 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-02-06 08:59:00,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:00,648 INFO L85 PathProgramCache]: Analyzing trace with hash 819541548, now seen corresponding path program 1 times [2025-02-06 08:59:00,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:00,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647494824] [2025-02-06 08:59:00,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:00,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:00,670 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 08:59:00,680 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 08:59:00,680 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:00,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:00,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:00,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:00,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647494824] [2025-02-06 08:59:00,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647494824] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:00,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:00,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:00,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455774405] [2025-02-06 08:59:00,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:00,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:00,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:00,821 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:00,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:00,872 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 64 out of 87 [2025-02-06 08:59:00,874 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 87 transitions, 184 flow. Second operand has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 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) [2025-02-06 08:59:00,874 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:00,874 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 64 of 87 [2025-02-06 08:59:00,875 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:00,947 INFO L124 PetriNetUnfolderBase]: 57/327 cut-off events. [2025-02-06 08:59:00,947 INFO L125 PetriNetUnfolderBase]: For 29/29 co-relation queries the response was YES. [2025-02-06 08:59:00,948 INFO L83 FinitePrefix]: Finished finitePrefix Result has 492 conditions, 327 events. 57/327 cut-off events. For 29/29 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1636 event pairs, 37 based on Foata normal form. 110/392 useless extension candidates. Maximal degree in co-relation 383. Up to 109 conditions per place. [2025-02-06 08:59:00,951 INFO L140 encePairwiseOnDemand]: 75/87 looper letters, 18 selfloop transitions, 6 changer transitions 0/83 dead transitions. [2025-02-06 08:59:00,951 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 83 transitions, 229 flow [2025-02-06 08:59:00,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:00,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 225 transitions. [2025-02-06 08:59:00,961 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8620689655172413 [2025-02-06 08:59:00,962 INFO L175 Difference]: Start difference. First operand has 88 places, 87 transitions, 184 flow. Second operand 3 states and 225 transitions. [2025-02-06 08:59:00,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 83 transitions, 229 flow [2025-02-06 08:59:00,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 82 places, 83 transitions, 229 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-02-06 08:59:00,968 INFO L231 Difference]: Finished difference. Result has 84 places, 80 transitions, 206 flow [2025-02-06 08:59:00,970 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=87, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=69, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=206, PETRI_PLACES=84, PETRI_TRANSITIONS=80} [2025-02-06 08:59:00,972 INFO L279 CegarLoopForPetriNet]: 88 programPoint places, -4 predicate places. [2025-02-06 08:59:00,972 INFO L471 AbstractCegarLoop]: Abstraction has has 84 places, 80 transitions, 206 flow [2025-02-06 08:59:00,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 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) [2025-02-06 08:59:00,973 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:00,973 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:59:00,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-06 08:59:00,973 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2025-02-06 08:59:00,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:00,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1726731595, now seen corresponding path program 1 times [2025-02-06 08:59:00,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:00,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734271550] [2025-02-06 08:59:00,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:00,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:00,982 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-02-06 08:59:00,991 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-02-06 08:59:00,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:00,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:00,991 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 08:59:00,994 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-02-06 08:59:00,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-02-06 08:59:00,999 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:00,999 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:01,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 08:59:01,029 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 08:59:01,029 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 10 remaining) [2025-02-06 08:59:01,029 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (8 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (5 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (3 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 10 remaining) [2025-02-06 08:59:01,030 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 10 remaining) [2025-02-06 08:59:01,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-06 08:59:01,030 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-06 08:59:01,031 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-06 08:59:01,031 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-02-06 08:59:01,071 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-06 08:59:01,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 119 places, 118 transitions, 254 flow [2025-02-06 08:59:01,131 INFO L124 PetriNetUnfolderBase]: 6/139 cut-off events. [2025-02-06 08:59:01,131 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-02-06 08:59:01,132 INFO L83 FinitePrefix]: Finished finitePrefix Result has 152 conditions, 139 events. 6/139 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 353 event pairs, 0 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 105. Up to 4 conditions per place. [2025-02-06 08:59:01,133 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 118 transitions, 254 flow [2025-02-06 08:59:01,139 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 119 places, 118 transitions, 254 flow [2025-02-06 08:59:01,140 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:59:01,141 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;@228f1262, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:59:01,141 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2025-02-06 08:59:01,152 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-06 08:59:01,158 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events. [2025-02-06 08:59:01,159 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-06 08:59:01,159 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:01,159 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] [2025-02-06 08:59:01,159 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2025-02-06 08:59:01,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:01,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1149847858, now seen corresponding path program 1 times [2025-02-06 08:59:01,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:01,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639003490] [2025-02-06 08:59:01,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:01,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:01,168 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 08:59:01,172 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 08:59:01,172 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:01,172 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:01,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:01,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:01,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639003490] [2025-02-06 08:59:01,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639003490] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:01,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:01,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:01,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964298989] [2025-02-06 08:59:01,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:01,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:01,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:01,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:01,206 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:01,249 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 118 [2025-02-06 08:59:01,249 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 118 transitions, 254 flow. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2025-02-06 08:59:01,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:01,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 118 [2025-02-06 08:59:01,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:01,522 INFO L124 PetriNetUnfolderBase]: 783/2639 cut-off events. [2025-02-06 08:59:01,523 INFO L125 PetriNetUnfolderBase]: For 427/427 co-relation queries the response was YES. [2025-02-06 08:59:01,529 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4215 conditions, 2639 events. 783/2639 cut-off events. For 427/427 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 22867 event pairs, 558 based on Foata normal form. 842/3085 useless extension candidates. Maximal degree in co-relation 3328. Up to 1091 conditions per place. [2025-02-06 08:59:01,540 INFO L140 encePairwiseOnDemand]: 101/118 looper letters, 27 selfloop transitions, 9 changer transitions 0/116 dead transitions. [2025-02-06 08:59:01,540 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 116 transitions, 334 flow [2025-02-06 08:59:01,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2025-02-06 08:59:01,542 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.867231638418079 [2025-02-06 08:59:01,542 INFO L175 Difference]: Start difference. First operand has 119 places, 118 transitions, 254 flow. Second operand 3 states and 307 transitions. [2025-02-06 08:59:01,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 116 transitions, 334 flow [2025-02-06 08:59:01,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 116 transitions, 330 flow, removed 2 selfloop flow, removed 0 redundant places. [2025-02-06 08:59:01,545 INFO L231 Difference]: Finished difference. Result has 113 places, 110 transitions, 290 flow [2025-02-06 08:59:01,545 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=118, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=290, PETRI_PLACES=113, PETRI_TRANSITIONS=110} [2025-02-06 08:59:01,546 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -6 predicate places. [2025-02-06 08:59:01,546 INFO L471 AbstractCegarLoop]: Abstraction has has 113 places, 110 transitions, 290 flow [2025-02-06 08:59:01,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2025-02-06 08:59:01,546 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:01,546 INFO L206 CegarLoopForPetriNet]: trace histogram [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] [2025-02-06 08:59:01,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-02-06 08:59:01,547 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2025-02-06 08:59:01,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:01,547 INFO L85 PathProgramCache]: Analyzing trace with hash -741546492, now seen corresponding path program 1 times [2025-02-06 08:59:01,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:01,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029863712] [2025-02-06 08:59:01,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:01,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:01,555 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-02-06 08:59:01,561 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-02-06 08:59:01,562 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:01,562 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:01,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:01,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029863712] [2025-02-06 08:59:01,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029863712] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:01,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:01,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:01,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901011528] [2025-02-06 08:59:01,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:01,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:01,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:01,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:01,617 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:01,678 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 118 [2025-02-06 08:59:01,679 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 110 transitions, 290 flow. Second operand has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 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) [2025-02-06 08:59:01,681 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:01,682 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 118 [2025-02-06 08:59:01,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:02,048 INFO L124 PetriNetUnfolderBase]: 1172/3570 cut-off events. [2025-02-06 08:59:02,049 INFO L125 PetriNetUnfolderBase]: For 1101/1137 co-relation queries the response was YES. [2025-02-06 08:59:02,057 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6840 conditions, 3570 events. 1172/3570 cut-off events. For 1101/1137 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 32021 event pairs, 677 based on Foata normal form. 0/3060 useless extension candidates. Maximal degree in co-relation 6741. Up to 1502 conditions per place. [2025-02-06 08:59:02,074 INFO L140 encePairwiseOnDemand]: 108/118 looper letters, 31 selfloop transitions, 13 changer transitions 0/126 dead transitions. [2025-02-06 08:59:02,074 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 115 places, 126 transitions, 437 flow [2025-02-06 08:59:02,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:02,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:02,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 294 transitions. [2025-02-06 08:59:02,076 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8305084745762712 [2025-02-06 08:59:02,076 INFO L175 Difference]: Start difference. First operand has 113 places, 110 transitions, 290 flow. Second operand 3 states and 294 transitions. [2025-02-06 08:59:02,076 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 115 places, 126 transitions, 437 flow [2025-02-06 08:59:02,081 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 126 transitions, 411 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 08:59:02,083 INFO L231 Difference]: Finished difference. Result has 115 places, 121 transitions, 384 flow [2025-02-06 08:59:02,084 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=118, PETRI_DIFFERENCE_MINUEND_FLOW=272, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=110, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=115, PETRI_TRANSITIONS=121} [2025-02-06 08:59:02,084 INFO L279 CegarLoopForPetriNet]: 119 programPoint places, -4 predicate places. [2025-02-06 08:59:02,084 INFO L471 AbstractCegarLoop]: Abstraction has has 115 places, 121 transitions, 384 flow [2025-02-06 08:59:02,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 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) [2025-02-06 08:59:02,085 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:02,085 INFO L206 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:59:02,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-02-06 08:59:02,085 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2025-02-06 08:59:02,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:02,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1039736786, now seen corresponding path program 1 times [2025-02-06 08:59:02,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:02,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945192778] [2025-02-06 08:59:02,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:02,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:02,096 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-02-06 08:59:02,104 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-02-06 08:59:02,107 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:02,107 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:02,107 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 08:59:02,111 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-02-06 08:59:02,119 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-02-06 08:59:02,122 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:02,122 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:02,126 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 08:59:02,129 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2025-02-06 08:59:02,129 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2025-02-06 08:59:02,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2025-02-06 08:59:02,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2025-02-06 08:59:02,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2025-02-06 08:59:02,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2025-02-06 08:59:02,130 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2025-02-06 08:59:02,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-02-06 08:59:02,130 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-06 08:59:02,130 WARN L246 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-06 08:59:02,131 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2025-02-06 08:59:02,154 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-06 08:59:02,157 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 150 places, 149 transitions, 326 flow [2025-02-06 08:59:02,171 INFO L124 PetriNetUnfolderBase]: 8/177 cut-off events. [2025-02-06 08:59:02,171 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2025-02-06 08:59:02,172 INFO L83 FinitePrefix]: Finished finitePrefix Result has 196 conditions, 177 events. 8/177 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 536 event pairs, 0 based on Foata normal form. 0/152 useless extension candidates. Maximal degree in co-relation 147. Up to 5 conditions per place. [2025-02-06 08:59:02,172 INFO L82 GeneralOperation]: Start removeDead. Operand has 150 places, 149 transitions, 326 flow [2025-02-06 08:59:02,174 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 150 places, 149 transitions, 326 flow [2025-02-06 08:59:02,175 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:59:02,175 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;@228f1262, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:59:02,176 INFO L334 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2025-02-06 08:59:02,179 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-06 08:59:02,180 INFO L124 PetriNetUnfolderBase]: 0/46 cut-off events. [2025-02-06 08:59:02,180 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-02-06 08:59:02,180 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:02,180 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] [2025-02-06 08:59:02,180 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2025-02-06 08:59:02,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:02,181 INFO L85 PathProgramCache]: Analyzing trace with hash -87559538, now seen corresponding path program 1 times [2025-02-06 08:59:02,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:02,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943796871] [2025-02-06 08:59:02,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:02,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:02,191 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 08:59:02,195 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 08:59:02,195 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:02,195 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:02,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:02,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943796871] [2025-02-06 08:59:02,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943796871] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:02,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:02,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:02,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928435217] [2025-02-06 08:59:02,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:02,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:02,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:02,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:02,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:02,283 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 149 [2025-02-06 08:59:02,284 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 149 transitions, 326 flow. Second operand has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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) [2025-02-06 08:59:02,284 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:02,284 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 149 [2025-02-06 08:59:02,284 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:03,990 INFO L124 PetriNetUnfolderBase]: 7395/19445 cut-off events. [2025-02-06 08:59:03,990 INFO L125 PetriNetUnfolderBase]: For 4630/4630 co-relation queries the response was YES. [2025-02-06 08:59:04,036 INFO L83 FinitePrefix]: Finished finitePrefix Result has 32302 conditions, 19445 events. 7395/19445 cut-off events. For 4630/4630 co-relation queries the response was YES. Maximal size of possible extension queue 637. Compared 214877 event pairs, 5493 based on Foata normal form. 6058/22743 useless extension candidates. Maximal degree in co-relation 25149. Up to 9127 conditions per place. [2025-02-06 08:59:04,123 INFO L140 encePairwiseOnDemand]: 127/149 looper letters, 36 selfloop transitions, 12 changer transitions 0/149 dead transitions. [2025-02-06 08:59:04,124 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 149 transitions, 443 flow [2025-02-06 08:59:04,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 389 transitions. [2025-02-06 08:59:04,126 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8702460850111857 [2025-02-06 08:59:04,127 INFO L175 Difference]: Start difference. First operand has 150 places, 149 transitions, 326 flow. Second operand 3 states and 389 transitions. [2025-02-06 08:59:04,127 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 149 transitions, 443 flow [2025-02-06 08:59:04,129 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 149 transitions, 431 flow, removed 6 selfloop flow, removed 0 redundant places. [2025-02-06 08:59:04,131 INFO L231 Difference]: Finished difference. Result has 142 places, 140 transitions, 374 flow [2025-02-06 08:59:04,131 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=280, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=374, PETRI_PLACES=142, PETRI_TRANSITIONS=140} [2025-02-06 08:59:04,133 INFO L279 CegarLoopForPetriNet]: 150 programPoint places, -8 predicate places. [2025-02-06 08:59:04,133 INFO L471 AbstractCegarLoop]: Abstraction has has 142 places, 140 transitions, 374 flow [2025-02-06 08:59:04,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 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) [2025-02-06 08:59:04,134 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:04,134 INFO L206 CegarLoopForPetriNet]: trace histogram [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] [2025-02-06 08:59:04,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-02-06 08:59:04,134 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2025-02-06 08:59:04,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:04,134 INFO L85 PathProgramCache]: Analyzing trace with hash -645849050, now seen corresponding path program 1 times [2025-02-06 08:59:04,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:04,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765561480] [2025-02-06 08:59:04,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:04,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:04,143 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-02-06 08:59:04,147 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-02-06 08:59:04,148 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:04,148 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:04,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:04,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:04,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765561480] [2025-02-06 08:59:04,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765561480] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:04,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:04,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:04,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173261934] [2025-02-06 08:59:04,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:04,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:04,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:04,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:04,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:04,224 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 149 [2025-02-06 08:59:04,225 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 140 transitions, 374 flow. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2025-02-06 08:59:04,225 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:04,225 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 149 [2025-02-06 08:59:04,225 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:06,367 INFO L124 PetriNetUnfolderBase]: 11941/28835 cut-off events. [2025-02-06 08:59:06,368 INFO L125 PetriNetUnfolderBase]: For 9739/10596 co-relation queries the response was YES. [2025-02-06 08:59:06,500 INFO L83 FinitePrefix]: Finished finitePrefix Result has 57848 conditions, 28835 events. 11941/28835 cut-off events. For 9739/10596 co-relation queries the response was YES. Maximal size of possible extension queue 990. Compared 322958 event pairs, 7371 based on Foata normal form. 15/24818 useless extension candidates. Maximal degree in co-relation 57748. Up to 13802 conditions per place. [2025-02-06 08:59:06,688 INFO L140 encePairwiseOnDemand]: 136/149 looper letters, 43 selfloop transitions, 19 changer transitions 0/165 dead transitions. [2025-02-06 08:59:06,689 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 165 transitions, 598 flow [2025-02-06 08:59:06,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:06,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 372 transitions. [2025-02-06 08:59:06,690 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8322147651006712 [2025-02-06 08:59:06,691 INFO L175 Difference]: Start difference. First operand has 142 places, 140 transitions, 374 flow. Second operand 3 states and 372 transitions. [2025-02-06 08:59:06,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 165 transitions, 598 flow [2025-02-06 08:59:06,750 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 165 transitions, 560 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 08:59:06,753 INFO L231 Difference]: Finished difference. Result has 144 places, 157 transitions, 522 flow [2025-02-06 08:59:06,753 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=350, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=522, PETRI_PLACES=144, PETRI_TRANSITIONS=157} [2025-02-06 08:59:06,757 INFO L279 CegarLoopForPetriNet]: 150 programPoint places, -6 predicate places. [2025-02-06 08:59:06,757 INFO L471 AbstractCegarLoop]: Abstraction has has 144 places, 157 transitions, 522 flow [2025-02-06 08:59:06,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2025-02-06 08:59:06,758 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:06,758 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] [2025-02-06 08:59:06,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-02-06 08:59:06,758 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2025-02-06 08:59:06,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:06,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1380821774, now seen corresponding path program 1 times [2025-02-06 08:59:06,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:06,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464421725] [2025-02-06 08:59:06,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:06,769 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-02-06 08:59:06,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-02-06 08:59:06,775 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:06,775 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:06,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:06,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:06,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464421725] [2025-02-06 08:59:06,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464421725] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:06,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:06,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:06,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119632377] [2025-02-06 08:59:06,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:06,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:06,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:06,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:06,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:06,860 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 149 [2025-02-06 08:59:06,860 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 157 transitions, 522 flow. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2025-02-06 08:59:06,860 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:06,860 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 149 [2025-02-06 08:59:06,861 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:09,382 INFO L124 PetriNetUnfolderBase]: 15835/37991 cut-off events. [2025-02-06 08:59:09,383 INFO L125 PetriNetUnfolderBase]: For 28317/30205 co-relation queries the response was YES. [2025-02-06 08:59:09,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 87085 conditions, 37991 events. 15835/37991 cut-off events. For 28317/30205 co-relation queries the response was YES. Maximal size of possible extension queue 1327. Compared 441919 event pairs, 8895 based on Foata normal form. 23/32240 useless extension candidates. Maximal degree in co-relation 86963. Up to 17896 conditions per place. [2025-02-06 08:59:09,873 INFO L140 encePairwiseOnDemand]: 136/149 looper letters, 59 selfloop transitions, 19 changer transitions 0/183 dead transitions. [2025-02-06 08:59:09,873 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 183 transitions, 815 flow [2025-02-06 08:59:09,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:09,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:09,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 373 transitions. [2025-02-06 08:59:09,877 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8344519015659956 [2025-02-06 08:59:09,877 INFO L175 Difference]: Start difference. First operand has 144 places, 157 transitions, 522 flow. Second operand 3 states and 373 transitions. [2025-02-06 08:59:09,877 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 183 transitions, 815 flow [2025-02-06 08:59:09,960 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 144 places, 183 transitions, 763 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 08:59:09,962 INFO L231 Difference]: Finished difference. Result has 146 places, 174 transitions, 686 flow [2025-02-06 08:59:09,963 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=484, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=157, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=138, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=686, PETRI_PLACES=146, PETRI_TRANSITIONS=174} [2025-02-06 08:59:09,963 INFO L279 CegarLoopForPetriNet]: 150 programPoint places, -4 predicate places. [2025-02-06 08:59:09,963 INFO L471 AbstractCegarLoop]: Abstraction has has 146 places, 174 transitions, 686 flow [2025-02-06 08:59:09,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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) [2025-02-06 08:59:09,964 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:09,964 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:59:09,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-02-06 08:59:09,964 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2025-02-06 08:59:09,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:09,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1590942245, now seen corresponding path program 1 times [2025-02-06 08:59:09,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:09,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105733590] [2025-02-06 08:59:09,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:09,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:09,971 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 36 statements into 1 equivalence classes. [2025-02-06 08:59:09,974 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 36 of 36 statements. [2025-02-06 08:59:09,974 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:09,974 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:09,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:09,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:09,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105733590] [2025-02-06 08:59:09,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105733590] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:09,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:09,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:09,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9092638] [2025-02-06 08:59:09,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:09,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:09,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:09,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:09,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:10,039 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 108 out of 149 [2025-02-06 08:59:10,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 174 transitions, 686 flow. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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) [2025-02-06 08:59:10,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:10,040 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 108 of 149 [2025-02-06 08:59:10,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:14,166 INFO L124 PetriNetUnfolderBase]: 25435/56087 cut-off events. [2025-02-06 08:59:14,166 INFO L125 PetriNetUnfolderBase]: For 71715/73911 co-relation queries the response was YES. [2025-02-06 08:59:14,588 INFO L83 FinitePrefix]: Finished finitePrefix Result has 146549 conditions, 56087 events. 25435/56087 cut-off events. For 71715/73911 co-relation queries the response was YES. Maximal size of possible extension queue 2078. Compared 649777 event pairs, 11736 based on Foata normal form. 56/46915 useless extension candidates. Maximal degree in co-relation 146440. Up to 26863 conditions per place. [2025-02-06 08:59:14,985 INFO L140 encePairwiseOnDemand]: 136/149 looper letters, 68 selfloop transitions, 41 changer transitions 0/216 dead transitions. [2025-02-06 08:59:14,986 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 216 transitions, 1167 flow [2025-02-06 08:59:14,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 371 transitions. [2025-02-06 08:59:14,987 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8299776286353467 [2025-02-06 08:59:14,987 INFO L175 Difference]: Start difference. First operand has 146 places, 174 transitions, 686 flow. Second operand 3 states and 371 transitions. [2025-02-06 08:59:14,988 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 148 places, 216 transitions, 1167 flow [2025-02-06 08:59:15,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 216 transitions, 1059 flow, removed 24 selfloop flow, removed 2 redundant places. [2025-02-06 08:59:15,353 INFO L231 Difference]: Finished difference. Result has 148 places, 209 transitions, 1058 flow [2025-02-06 08:59:15,354 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=618, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=133, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1058, PETRI_PLACES=148, PETRI_TRANSITIONS=209} [2025-02-06 08:59:15,354 INFO L279 CegarLoopForPetriNet]: 150 programPoint places, -2 predicate places. [2025-02-06 08:59:15,354 INFO L471 AbstractCegarLoop]: Abstraction has has 148 places, 209 transitions, 1058 flow [2025-02-06 08:59:15,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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) [2025-02-06 08:59:15,355 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:15,355 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] [2025-02-06 08:59:15,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-02-06 08:59:15,355 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2025-02-06 08:59:15,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:15,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1135804275, now seen corresponding path program 1 times [2025-02-06 08:59:15,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:15,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289990624] [2025-02-06 08:59:15,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:15,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:15,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 36 statements into 1 equivalence classes. [2025-02-06 08:59:15,363 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 36 of 36 statements. [2025-02-06 08:59:15,363 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:15,363 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:15,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:15,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289990624] [2025-02-06 08:59:15,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289990624] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:15,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:15,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:15,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055642256] [2025-02-06 08:59:15,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:15,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:15,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:15,389 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:15,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:15,424 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 149 [2025-02-06 08:59:15,425 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 209 transitions, 1058 flow. Second operand has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 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) [2025-02-06 08:59:15,425 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:15,425 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 149 [2025-02-06 08:59:15,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:19,775 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][286], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 18#L689-1true, 83#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:19,776 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,776 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,776 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,776 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,782 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][285], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, 18#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 168#true, 98#L689-1true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:19,782 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,782 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,782 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,782 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,811 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([543] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread1of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][284], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 83#L689-1true, Black: 163#true, 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 21#L690true, 168#true, 98#L689-1true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:19,811 INFO L294 olderBase$Statistics]: this new event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,811 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,811 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:19,812 INFO L297 olderBase$Statistics]: existing Event has 73 ancestors and is cut-off event [2025-02-06 08:59:20,385 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([543] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread1of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][284], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 83#L689-1true, 122#L692true, 145#true, Black: 163#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 21#L690true, 98#L689-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:20,385 INFO L294 olderBase$Statistics]: this new event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,386 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,386 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,386 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,413 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][285], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, 18#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 98#L689-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:20,413 INFO L294 olderBase$Statistics]: this new event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,413 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,414 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,414 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,416 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][286], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 18#L689-1true, 83#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:20,416 INFO L294 olderBase$Statistics]: this new event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,417 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,417 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:20,417 INFO L297 olderBase$Statistics]: existing Event has 75 ancestors and is cut-off event [2025-02-06 08:59:21,342 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([547] L691-3-->L691-2: Formula: (= |v_#race~x~0_3| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_3|} AuxVars[] AssignedVars[#race~x~0][295], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 83#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 66#L691-2true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 10#L691-1true, 147#true, 175#(= |#race~x~0| 0), 168#true, 98#L689-1true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:21,342 INFO L294 olderBase$Statistics]: this new event has 76 ancestors and is cut-off event [2025-02-06 08:59:21,342 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2025-02-06 08:59:21,343 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2025-02-06 08:59:21,343 INFO L297 olderBase$Statistics]: existing Event has 76 ancestors and is cut-off event [2025-02-06 08:59:21,380 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][297], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 83#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 168#true, 103#L690-1true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:21,381 INFO L294 olderBase$Statistics]: this new event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,381 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,381 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,381 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,401 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][296], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 98#L689-1true, 103#L690-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:21,402 INFO L294 olderBase$Statistics]: this new event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,402 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,402 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,402 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,663 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([547] L691-3-->L691-2: Formula: (= |v_#race~x~0_3| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_3|} AuxVars[] AssignedVars[#race~x~0][295], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 83#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 66#L691-2true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 147#true, 175#(= |#race~x~0| 0), 98#L689-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:21,663 INFO L294 olderBase$Statistics]: this new event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,663 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,663 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:21,663 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:22,080 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][296], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 103#L690-1true, 98#L689-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:22,081 INFO L294 olderBase$Statistics]: this new event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,081 INFO L297 olderBase$Statistics]: existing Event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,081 INFO L297 olderBase$Statistics]: existing Event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,081 INFO L297 olderBase$Statistics]: existing Event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,134 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][297], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 83#L689-1true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 122#L692true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 168#true, 103#L690-1true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:22,134 INFO L294 olderBase$Statistics]: this new event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,134 INFO L297 olderBase$Statistics]: existing Event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,134 INFO L297 olderBase$Statistics]: existing Event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,134 INFO L297 olderBase$Statistics]: existing Event has 80 ancestors and is cut-off event [2025-02-06 08:59:22,487 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][132], [130#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 12#thr1Err0ASSERT_VIOLATIONDATA_RACEtrue, 168#true, 98#L689-1true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:22,488 INFO L294 olderBase$Statistics]: this new event has 78 ancestors and is cut-off event [2025-02-06 08:59:22,488 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:22,488 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:22,488 INFO L297 olderBase$Statistics]: existing Event has 78 ancestors and is cut-off event [2025-02-06 08:59:23,466 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][170], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 10#L691-1true, 147#true, 143#L691-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:23,467 INFO L294 olderBase$Statistics]: this new event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,467 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,467 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,467 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,547 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([543] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread1of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][172], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 145#true, Black: 163#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 10#L691-1true, 147#true, 90#L691-1true, 21#L690true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:23,548 INFO L294 olderBase$Statistics]: this new event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,548 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,548 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,548 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,558 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][200], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 61#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 143#L691-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:23,559 INFO L294 olderBase$Statistics]: this new event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,559 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,559 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:23,559 INFO L297 olderBase$Statistics]: existing Event has 81 ancestors and is cut-off event [2025-02-06 08:59:24,067 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][170], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 70#L692true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 10#L691-1true, 147#true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,067 INFO L294 olderBase$Statistics]: this new event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,068 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,068 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,068 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,068 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][170], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 122#L692true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 147#true, 143#L691-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,069 INFO L294 olderBase$Statistics]: this new event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,069 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,069 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,069 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,135 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([543] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread1of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][172], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 145#true, Black: 163#true, 86#L692true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 10#L691-1true, 147#true, 21#L690true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,135 INFO L294 olderBase$Statistics]: this new event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,135 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,135 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,135 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,135 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([543] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread1of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][172], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 163#true, 122#L692true, 145#true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 147#true, 90#L691-1true, 21#L690true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,136 INFO L294 olderBase$Statistics]: this new event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,136 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,136 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,136 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,144 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][200], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 70#L692true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 10#L691-1true, 147#true, 61#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,145 INFO L294 olderBase$Statistics]: this new event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,145 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,145 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,145 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,148 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][200], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 61#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 143#L691-1true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,148 INFO L294 olderBase$Statistics]: this new event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,148 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,148 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,148 INFO L297 olderBase$Statistics]: existing Event has 83 ancestors and is cut-off event [2025-02-06 08:59:24,262 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([547] L691-3-->L691-2: Formula: (= |v_#race~x~0_3| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_3|} AuxVars[] AssignedVars[#race~x~0][211], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 66#L691-2true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 10#L691-1true, 147#true, 90#L691-1true, 175#(= |#race~x~0| 0), 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,263 INFO L294 olderBase$Statistics]: this new event has 84 ancestors and is cut-off event [2025-02-06 08:59:24,263 INFO L297 olderBase$Statistics]: existing Event has 84 ancestors and is cut-off event [2025-02-06 08:59:24,263 INFO L297 olderBase$Statistics]: existing Event has 84 ancestors and is cut-off event [2025-02-06 08:59:24,263 INFO L297 olderBase$Statistics]: existing Event has 84 ancestors and is cut-off event [2025-02-06 08:59:24,417 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([573] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread2of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|} OutVars{thr1Thread2of4ForFork0_#t~nondet3#1=|v_thr1Thread2of4ForFork0_#t~nondet3#1_3|, #race~x~0=|v_#race~x~0_6|} AuxVars[] AssignedVars[#race~x~0][170], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 8#L690true, Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 70#L692true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 147#true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,418 INFO L294 olderBase$Statistics]: this new event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,418 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,418 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,418 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,487 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([543] L690-2-->L690: Formula: (= |v_#race~x~0_6| |v_thr1Thread1of4ForFork0_#t~nondet3#1_3|) InVars {thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread1of4ForFork0_#t~nondet3#1=|v_thr1Thread1of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][172], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), 122#L692true, Black: 163#true, 145#true, 86#L692true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 147#true, 21#L690true, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,488 INFO L294 olderBase$Statistics]: this new event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,488 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,488 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,488 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,495 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([483] L690-2-->L690: Formula: (= |v_thr1Thread3of4ForFork0_#t~nondet3#1_3| |v_#race~x~0_6|) InVars {thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} OutVars{#race~x~0=|v_#race~x~0_6|, thr1Thread3of4ForFork0_#t~nondet3#1=|v_thr1Thread3of4ForFork0_#t~nondet3#1_3|} AuxVars[] AssignedVars[#race~x~0][200], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 122#L692true, 70#L692true, 137#L690true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 173#true, 147#true, 61#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,495 INFO L294 olderBase$Statistics]: this new event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,495 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,495 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,495 INFO L297 olderBase$Statistics]: existing Event has 85 ancestors and is cut-off event [2025-02-06 08:59:24,772 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([547] L691-3-->L691-2: Formula: (= |v_#race~x~0_3| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_3|} AuxVars[] AssignedVars[#race~x~0][211], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 86#L692true, 66#L691-2true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 10#L691-1true, 147#true, 175#(= |#race~x~0| 0), 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,772 INFO L294 olderBase$Statistics]: this new event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,772 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,772 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,772 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,773 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([547] L691-3-->L691-2: Formula: (= |v_#race~x~0_3| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_3|} AuxVars[] AssignedVars[#race~x~0][211], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 145#true, 122#L692true, 66#L691-2true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 147#true, 90#L691-1true, 175#(= |#race~x~0| 0), 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:24,773 INFO L294 olderBase$Statistics]: this new event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,773 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,773 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2025-02-06 08:59:24,773 INFO L297 olderBase$Statistics]: existing Event has 86 ancestors and is cut-off event [2025-02-06 08:59:25,048 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([547] L691-3-->L691-2: Formula: (= |v_#race~x~0_3| 0) InVars {} OutVars{#race~x~0=|v_#race~x~0_3|} AuxVars[] AssignedVars[#race~x~0][211], [Black: 160#(= |#race~x~0| |thr1Thread2of4ForFork0_#t~nondet2#1|), Black: 165#(= |thr1Thread1of4ForFork0_#t~nondet3#1| |#race~x~0|), 122#L692true, 145#true, 86#L692true, 66#L691-2true, 151#true, 149#true, Black: 170#(= |thr1Thread3of4ForFork0_#t~nondet2#1| |#race~x~0|), 97#L698true, 52#thr1Err2ASSERT_VIOLATIONDATA_RACEtrue, 147#true, 175#(= |#race~x~0| 0), 168#true, Black: 155#(= |thr1Thread1of4ForFork0_#t~nondet2#1| |#race~x~0|)]) [2025-02-06 08:59:25,049 INFO L294 olderBase$Statistics]: this new event has 88 ancestors and is cut-off event [2025-02-06 08:59:25,049 INFO L297 olderBase$Statistics]: existing Event has 88 ancestors and is cut-off event [2025-02-06 08:59:25,049 INFO L297 olderBase$Statistics]: existing Event has 88 ancestors and is cut-off event [2025-02-06 08:59:25,049 INFO L297 olderBase$Statistics]: existing Event has 88 ancestors and is cut-off event [2025-02-06 08:59:25,796 INFO L124 PetriNetUnfolderBase]: 58260/134342 cut-off events. [2025-02-06 08:59:25,796 INFO L125 PetriNetUnfolderBase]: For 284635/289921 co-relation queries the response was YES. [2025-02-06 08:59:26,512 INFO L83 FinitePrefix]: Finished finitePrefix Result has 378714 conditions, 134342 events. 58260/134342 cut-off events. For 284635/289921 co-relation queries the response was YES. Maximal size of possible extension queue 4639. Compared 1777832 event pairs, 12497 based on Foata normal form. 113/110767 useless extension candidates. Maximal degree in co-relation 378586. Up to 37476 conditions per place. [2025-02-06 08:59:27,469 INFO L140 encePairwiseOnDemand]: 129/149 looper letters, 113 selfloop transitions, 84 changer transitions 0/302 dead transitions. [2025-02-06 08:59:27,469 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 302 transitions, 2179 flow [2025-02-06 08:59:27,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 08:59:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-06 08:59:27,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 375 transitions. [2025-02-06 08:59:27,472 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8389261744966443 [2025-02-06 08:59:27,473 INFO L175 Difference]: Start difference. First operand has 148 places, 209 transitions, 1058 flow. Second operand 3 states and 375 transitions. [2025-02-06 08:59:27,473 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 302 transitions, 2179 flow [2025-02-06 08:59:28,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 148 places, 302 transitions, 2031 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-02-06 08:59:28,238 INFO L231 Difference]: Finished difference. Result has 150 places, 291 transitions, 2108 flow [2025-02-06 08:59:28,239 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=149, PETRI_DIFFERENCE_MINUEND_FLOW=976, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=209, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2108, PETRI_PLACES=150, PETRI_TRANSITIONS=291} [2025-02-06 08:59:28,243 INFO L279 CegarLoopForPetriNet]: 150 programPoint places, 0 predicate places. [2025-02-06 08:59:28,243 INFO L471 AbstractCegarLoop]: Abstraction has has 150 places, 291 transitions, 2108 flow [2025-02-06 08:59:28,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.0) internal successors, (318), 3 states have internal predecessors, (318), 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) [2025-02-06 08:59:28,243 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:28,243 INFO L206 CegarLoopForPetriNet]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 08:59:28,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-02-06 08:59:28,243 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 12 more)] === [2025-02-06 08:59:28,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:28,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1038342333, now seen corresponding path program 1 times [2025-02-06 08:59:28,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:28,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30402856] [2025-02-06 08:59:28,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:28,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:28,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-02-06 08:59:28,268 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-02-06 08:59:28,268 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:28,268 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:28,269 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 08:59:28,272 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-02-06 08:59:28,285 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-02-06 08:59:28,286 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:28,286 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 08:59:28,295 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 08:59:28,295 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (14 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (11 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (9 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (8 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 16 remaining) [2025-02-06 08:59:28,295 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (5 of 16 remaining) [2025-02-06 08:59:28,296 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 16 remaining) [2025-02-06 08:59:28,296 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (3 of 16 remaining) [2025-02-06 08:59:28,296 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 16 remaining) [2025-02-06 08:59:28,296 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 16 remaining) [2025-02-06 08:59:28,296 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 16 remaining) [2025-02-06 08:59:28,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-02-06 08:59:28,296 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2025-02-06 08:59:28,296 WARN L246 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2025-02-06 08:59:28,296 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2025-02-06 08:59:28,330 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-02-06 08:59:28,335 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 181 places, 180 transitions, 400 flow [2025-02-06 08:59:28,349 INFO L124 PetriNetUnfolderBase]: 10/215 cut-off events. [2025-02-06 08:59:28,349 INFO L125 PetriNetUnfolderBase]: For 30/30 co-relation queries the response was YES. [2025-02-06 08:59:28,351 INFO L83 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 215 events. 10/215 cut-off events. For 30/30 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 726 event pairs, 0 based on Foata normal form. 0/184 useless extension candidates. Maximal degree in co-relation 190. Up to 6 conditions per place. [2025-02-06 08:59:28,351 INFO L82 GeneralOperation]: Start removeDead. Operand has 181 places, 180 transitions, 400 flow [2025-02-06 08:59:28,352 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 181 places, 180 transitions, 400 flow [2025-02-06 08:59:28,353 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 08:59:28,353 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;@228f1262, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 08:59:28,353 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2025-02-06 08:59:28,355 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-06 08:59:28,355 INFO L124 PetriNetUnfolderBase]: 0/49 cut-off events. [2025-02-06 08:59:28,355 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-02-06 08:59:28,355 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-06 08:59:28,355 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] [2025-02-06 08:59:28,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2025-02-06 08:59:28,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 08:59:28,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1222024494, now seen corresponding path program 1 times [2025-02-06 08:59:28,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 08:59:28,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485507755] [2025-02-06 08:59:28,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 08:59:28,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 08:59:28,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 28 statements into 1 equivalence classes. [2025-02-06 08:59:28,367 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 28 of 28 statements. [2025-02-06 08:59:28,367 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 08:59:28,367 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 08:59:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 08:59:28,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 08:59:28,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485507755] [2025-02-06 08:59:28,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485507755] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 08:59:28,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 08:59:28,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 08:59:28,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592012699] [2025-02-06 08:59:28,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 08:59:28,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-06 08:59:28,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 08:59:28,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 08:59:28,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 08:59:28,444 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 130 out of 180 [2025-02-06 08:59:28,444 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 181 places, 180 transitions, 400 flow. Second operand has 3 states, 3 states have (on average 131.66666666666666) internal successors, (395), 3 states have internal predecessors, (395), 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) [2025-02-06 08:59:28,444 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-06 08:59:28,445 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 130 of 180 [2025-02-06 08:59:28,445 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-06 08:59:38,621 INFO L124 PetriNetUnfolderBase]: 60315/134329 cut-off events. [2025-02-06 08:59:38,622 INFO L125 PetriNetUnfolderBase]: For 43154/43154 co-relation queries the response was YES. [2025-02-06 08:59:39,355 INFO L83 FinitePrefix]: Finished finitePrefix Result has 231019 conditions, 134329 events. 60315/134329 cut-off events. For 43154/43154 co-relation queries the response was YES. Maximal size of possible extension queue 3603. Compared 1713877 event pairs, 45993 based on Foata normal form. 42581/159557 useless extension candidates. Maximal degree in co-relation 178176. Up to 69791 conditions per place.