./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 735b3cc8 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 57356a47c1e9533c32a5036af0336a5d2dbdf5bea55ed5f64606bf9ec7afd35e --- Real Ultimate output --- This is Ultimate 0.3.0-?-735b3cc-m [2025-03-14 01:50:30,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-14 01:50:31,039 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-14 01:50:31,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-14 01:50:31,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-14 01:50:31,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-14 01:50:31,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-14 01:50:31,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-14 01:50:31,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-14 01:50:31,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-14 01:50:31,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Use SBE=true [2025-03-14 01:50:31,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-14 01:50:31,061 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-14 01:50:31,062 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-14 01:50:31,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-14 01:50:31,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-14 01:50:31,063 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-14 01:50:31,063 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-14 01:50:31,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-14 01:50:31,063 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57356a47c1e9533c32a5036af0336a5d2dbdf5bea55ed5f64606bf9ec7afd35e [2025-03-14 01:50:31,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-14 01:50:31,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-14 01:50:31,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-14 01:50:31,319 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-14 01:50:31,320 INFO L274 PluginConnector]: CDTParser initialized [2025-03-14 01:50:31,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i [2025-03-14 01:50:32,560 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901853de1/155737516ce349b2bfb4568b76da1e75/FLAGd572fb4d4 [2025-03-14 01:50:32,892 INFO L384 CDTParser]: Found 1 translation units. [2025-03-14 01:50:32,892 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/thread-join-counter-inner-race-2.i [2025-03-14 01:50:32,905 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901853de1/155737516ce349b2bfb4568b76da1e75/FLAGd572fb4d4 [2025-03-14 01:50:33,138 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/901853de1/155737516ce349b2bfb4568b76da1e75 [2025-03-14 01:50:33,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-14 01:50:33,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-14 01:50:33,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-14 01:50:33,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-14 01:50:33,146 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-14 01:50:33,147 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1a7767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33, skipping insertion in model container [2025-03-14 01:50:33,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,171 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-14 01:50:33,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-14 01:50:33,393 INFO L200 MainTranslator]: Completed pre-run [2025-03-14 01:50:33,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-14 01:50:33,464 INFO L204 MainTranslator]: Completed translation [2025-03-14 01:50:33,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33 WrapperNode [2025-03-14 01:50:33,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-14 01:50:33,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-14 01:50:33,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-14 01:50:33,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-14 01:50:33,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,497 INFO L138 Inliner]: procedures = 159, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 213 [2025-03-14 01:50:33,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-14 01:50:33,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-14 01:50:33,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-14 01:50:33,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-14 01:50:33,502 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,508 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,508 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,519 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-14 01:50:33,522 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-14 01:50:33,522 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-14 01:50:33,522 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-14 01:50:33,523 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (1/1) ... [2025-03-14 01:50:33,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-14 01:50:33,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-14 01:50:33,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-14 01:50:33,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-14 01:50:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-14 01:50:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-14 01:50:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-14 01:50:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-03-14 01:50:33,569 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-03-14 01:50:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-14 01:50:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-14 01:50:33,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-14 01:50:33,571 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-14 01:50:33,671 INFO L256 CfgBuilder]: Building ICFG [2025-03-14 01:50:33,673 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-14 01:50:33,955 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-14 01:50:33,956 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-14 01:50:33,956 INFO L318 CfgBuilder]: Performing block encoding [2025-03-14 01:50:34,000 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-14 01:50:34,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.03 01:50:34 BoogieIcfgContainer [2025-03-14 01:50:34,002 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-14 01:50:34,004 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-14 01:50:34,004 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-14 01:50:34,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-14 01:50:34,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.03 01:50:33" (1/3) ... [2025-03-14 01:50:34,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27344ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.03 01:50:34, skipping insertion in model container [2025-03-14 01:50:34,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.03 01:50:33" (2/3) ... [2025-03-14 01:50:34,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27344ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.03 01:50:34, skipping insertion in model container [2025-03-14 01:50:34,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 14.03 01:50:34" (3/3) ... [2025-03-14 01:50:34,009 INFO L128 eAbstractionObserver]: Analyzing ICFG thread-join-counter-inner-race-2.i [2025-03-14 01:50:34,020 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-14 01:50:34,022 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG thread-join-counter-inner-race-2.i that has 2 procedures, 270 locations, 1 initial locations, 4 loop locations, and 10 error locations. [2025-03-14 01:50:34,022 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-14 01:50:34,079 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-14 01:50:34,114 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 273 places, 277 transitions, 558 flow [2025-03-14 01:50:34,211 INFO L124 PetriNetUnfolderBase]: 11/325 cut-off events. [2025-03-14 01:50:34,213 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-14 01:50:34,220 INFO L83 FinitePrefix]: Finished finitePrefix Result has 329 conditions, 325 events. 11/325 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 400 event pairs, 0 based on Foata normal form. 0/298 useless extension candidates. Maximal degree in co-relation 207. Up to 4 conditions per place. [2025-03-14 01:50:34,220 INFO L82 GeneralOperation]: Start removeDead. Operand has 273 places, 277 transitions, 558 flow [2025-03-14 01:50:34,227 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 273 places, 277 transitions, 558 flow [2025-03-14 01:50:34,233 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-14 01:50:34,243 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;@7eb6ccc3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-14 01:50:34,243 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2025-03-14 01:50:34,274 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-14 01:50:34,274 INFO L124 PetriNetUnfolderBase]: 2/173 cut-off events. [2025-03-14 01:50:34,274 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-14 01:50:34,274 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:34,275 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:34,277 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-14 01:50:34,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:34,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1760335932, now seen corresponding path program 1 times [2025-03-14 01:50:34,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:34,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080711184] [2025-03-14 01:50:34,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:34,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:34,370 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-14 01:50:34,423 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-14 01:50:34,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:34,424 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:34,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:34,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:34,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080711184] [2025-03-14 01:50:34,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080711184] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:34,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:34,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:34,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637535157] [2025-03-14 01:50:34,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:34,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:34,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:34,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:34,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:34,664 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 238 out of 277 [2025-03-14 01:50:34,669 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 273 places, 277 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:34,670 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:34,670 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 238 of 277 [2025-03-14 01:50:34,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:35,018 INFO L124 PetriNetUnfolderBase]: 424/1923 cut-off events. [2025-03-14 01:50:35,018 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-14 01:50:35,025 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2761 conditions, 1923 events. 424/1923 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 12894 event pairs, 76 based on Foata normal form. 29/1760 useless extension candidates. Maximal degree in co-relation 2535. Up to 510 conditions per place. [2025-03-14 01:50:35,034 INFO L140 encePairwiseOnDemand]: 261/277 looper letters, 51 selfloop transitions, 8 changer transitions 1/297 dead transitions. [2025-03-14 01:50:35,035 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 297 transitions, 716 flow [2025-03-14 01:50:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:50:35,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:50:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 784 transitions. [2025-03-14 01:50:35,049 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9434416365824309 [2025-03-14 01:50:35,052 INFO L175 Difference]: Start difference. First operand has 273 places, 277 transitions, 558 flow. Second operand 3 states and 784 transitions. [2025-03-14 01:50:35,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 297 transitions, 716 flow [2025-03-14 01:50:35,057 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 297 transitions, 716 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-14 01:50:35,063 INFO L231 Difference]: Finished difference. Result has 275 places, 276 transitions, 604 flow [2025-03-14 01:50:35,065 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=546, PETRI_DIFFERENCE_MINUEND_PLACES=271, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=604, PETRI_PLACES=275, PETRI_TRANSITIONS=276} [2025-03-14 01:50:35,071 INFO L279 CegarLoopForPetriNet]: 273 programPoint places, 2 predicate places. [2025-03-14 01:50:35,071 INFO L471 AbstractCegarLoop]: Abstraction has has 275 places, 276 transitions, 604 flow [2025-03-14 01:50:35,072 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.0) internal successors, (717), 3 states have internal predecessors, (717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:35,072 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:35,072 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:35,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-14 01:50:35,072 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-14 01:50:35,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:35,073 INFO L85 PathProgramCache]: Analyzing trace with hash -383961606, now seen corresponding path program 1 times [2025-03-14 01:50:35,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:35,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461970021] [2025-03-14 01:50:35,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:35,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:35,118 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-14 01:50:35,150 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-14 01:50:35,150 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:35,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:35,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:35,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:35,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461970021] [2025-03-14 01:50:35,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461970021] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:35,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:35,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:35,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963948182] [2025-03-14 01:50:35,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:35,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:35,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:35,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:35,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:35,299 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 277 [2025-03-14 01:50:35,299 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 275 places, 276 transitions, 604 flow. Second operand has 3 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:35,299 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:35,299 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 277 [2025-03-14 01:50:35,300 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:35,583 INFO L124 PetriNetUnfolderBase]: 465/2060 cut-off events. [2025-03-14 01:50:35,583 INFO L125 PetriNetUnfolderBase]: For 57/57 co-relation queries the response was YES. [2025-03-14 01:50:35,588 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3132 conditions, 2060 events. 465/2060 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 14245 event pairs, 277 based on Foata normal form. 0/1850 useless extension candidates. Maximal degree in co-relation 2899. Up to 740 conditions per place. [2025-03-14 01:50:35,595 INFO L140 encePairwiseOnDemand]: 272/277 looper letters, 38 selfloop transitions, 4 changer transitions 0/289 dead transitions. [2025-03-14 01:50:35,595 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 276 places, 289 transitions, 714 flow [2025-03-14 01:50:35,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:50:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:50:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 775 transitions. [2025-03-14 01:50:35,597 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9326113116726835 [2025-03-14 01:50:35,598 INFO L175 Difference]: Start difference. First operand has 275 places, 276 transitions, 604 flow. Second operand 3 states and 775 transitions. [2025-03-14 01:50:35,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 276 places, 289 transitions, 714 flow [2025-03-14 01:50:35,601 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 289 transitions, 698 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-14 01:50:35,606 INFO L231 Difference]: Finished difference. Result has 276 places, 279 transitions, 618 flow [2025-03-14 01:50:35,607 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=588, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=276, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=618, PETRI_PLACES=276, PETRI_TRANSITIONS=279} [2025-03-14 01:50:35,607 INFO L279 CegarLoopForPetriNet]: 273 programPoint places, 3 predicate places. [2025-03-14 01:50:35,608 INFO L471 AbstractCegarLoop]: Abstraction has has 276 places, 279 transitions, 618 flow [2025-03-14 01:50:35,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 246.33333333333334) internal successors, (739), 3 states have internal predecessors, (739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:35,608 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:35,608 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:35,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-14 01:50:35,609 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-14 01:50:35,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:35,610 INFO L85 PathProgramCache]: Analyzing trace with hash 6660230, now seen corresponding path program 1 times [2025-03-14 01:50:35,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:35,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953452560] [2025-03-14 01:50:35,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:35,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:35,632 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-14 01:50:35,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-14 01:50:35,654 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:35,655 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:35,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:35,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:35,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953452560] [2025-03-14 01:50:35,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953452560] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:35,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:35,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:35,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484551203] [2025-03-14 01:50:35,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:35,763 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:35,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:35,765 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:35,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:35,792 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 242 out of 277 [2025-03-14 01:50:35,793 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 279 transitions, 618 flow. Second operand has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:35,794 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:35,794 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 242 of 277 [2025-03-14 01:50:35,794 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:36,094 INFO L124 PetriNetUnfolderBase]: 465/2114 cut-off events. [2025-03-14 01:50:36,094 INFO L125 PetriNetUnfolderBase]: For 149/152 co-relation queries the response was YES. [2025-03-14 01:50:36,097 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3358 conditions, 2114 events. 465/2114 cut-off events. For 149/152 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 14651 event pairs, 270 based on Foata normal form. 0/1903 useless extension candidates. Maximal degree in co-relation 3123. Up to 804 conditions per place. [2025-03-14 01:50:36,102 INFO L140 encePairwiseOnDemand]: 271/277 looper letters, 44 selfloop transitions, 7 changer transitions 0/295 dead transitions. [2025-03-14 01:50:36,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 295 transitions, 760 flow [2025-03-14 01:50:36,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:50:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:50:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 772 transitions. [2025-03-14 01:50:36,105 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9290012033694344 [2025-03-14 01:50:36,106 INFO L175 Difference]: Start difference. First operand has 276 places, 279 transitions, 618 flow. Second operand 3 states and 772 transitions. [2025-03-14 01:50:36,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 278 places, 295 transitions, 760 flow [2025-03-14 01:50:36,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 276 places, 295 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-14 01:50:36,112 INFO L231 Difference]: Finished difference. Result has 278 places, 285 transitions, 672 flow [2025-03-14 01:50:36,112 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=277, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=272, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=672, PETRI_PLACES=278, PETRI_TRANSITIONS=285} [2025-03-14 01:50:36,113 INFO L279 CegarLoopForPetriNet]: 273 programPoint places, 5 predicate places. [2025-03-14 01:50:36,113 INFO L471 AbstractCegarLoop]: Abstraction has has 278 places, 285 transitions, 672 flow [2025-03-14 01:50:36,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 244.0) internal successors, (732), 3 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:36,114 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:36,114 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:36,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-14 01:50:36,114 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 14 more)] === [2025-03-14 01:50:36,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:36,115 INFO L85 PathProgramCache]: Analyzing trace with hash 652575683, now seen corresponding path program 1 times [2025-03-14 01:50:36,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:36,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774010450] [2025-03-14 01:50:36,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:36,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:36,136 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-14 01:50:36,154 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-14 01:50:36,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:36,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-14 01:50:36,154 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-14 01:50:36,159 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-14 01:50:36,171 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-14 01:50:36,171 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:36,171 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-14 01:50:36,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-14 01:50:36,236 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-14 01:50:36,237 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2025-03-14 01:50:36,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (15 of 17 remaining) [2025-03-14 01:50:36,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (14 of 17 remaining) [2025-03-14 01:50:36,238 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (13 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (11 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (10 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (9 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (8 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (7 of 17 remaining) [2025-03-14 01:50:36,239 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (6 of 17 remaining) [2025-03-14 01:50:36,240 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr5ASSERT_VIOLATIONDATA_RACE (5 of 17 remaining) [2025-03-14 01:50:36,240 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr4ASSERT_VIOLATIONDATA_RACE (4 of 17 remaining) [2025-03-14 01:50:36,240 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr3ASSERT_VIOLATIONDATA_RACE (3 of 17 remaining) [2025-03-14 01:50:36,240 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr2ASSERT_VIOLATIONDATA_RACE (2 of 17 remaining) [2025-03-14 01:50:36,240 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr1ASSERT_VIOLATIONDATA_RACE (1 of 17 remaining) [2025-03-14 01:50:36,240 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location threadErr0ASSERT_VIOLATIONDATA_RACE (0 of 17 remaining) [2025-03-14 01:50:36,240 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-14 01:50:36,241 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-14 01:50:36,244 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-14 01:50:36,244 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-03-14 01:50:36,275 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-14 01:50:36,278 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 334 places, 338 transitions, 686 flow [2025-03-14 01:50:36,311 INFO L124 PetriNetUnfolderBase]: 17/442 cut-off events. [2025-03-14 01:50:36,311 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-14 01:50:36,313 INFO L83 FinitePrefix]: Finished finitePrefix Result has 450 conditions, 442 events. 17/442 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 935 event pairs, 0 based on Foata normal form. 0/398 useless extension candidates. Maximal degree in co-relation 326. Up to 6 conditions per place. [2025-03-14 01:50:36,313 INFO L82 GeneralOperation]: Start removeDead. Operand has 334 places, 338 transitions, 686 flow [2025-03-14 01:50:36,315 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 334 places, 338 transitions, 686 flow [2025-03-14 01:50:36,316 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-14 01:50:36,316 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;@7eb6ccc3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-14 01:50:36,316 INFO L334 AbstractCegarLoop]: Starting to check reachability of 23 error locations. [2025-03-14 01:50:36,325 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-14 01:50:36,325 INFO L124 PetriNetUnfolderBase]: 2/173 cut-off events. [2025-03-14 01:50:36,325 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-14 01:50:36,325 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:36,325 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:36,325 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2025-03-14 01:50:36,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:36,326 INFO L85 PathProgramCache]: Analyzing trace with hash -595045674, now seen corresponding path program 1 times [2025-03-14 01:50:36,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:36,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579978160] [2025-03-14 01:50:36,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:36,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:36,346 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 163 statements into 1 equivalence classes. [2025-03-14 01:50:36,354 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 163 of 163 statements. [2025-03-14 01:50:36,354 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:36,354 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:36,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:36,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579978160] [2025-03-14 01:50:36,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579978160] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:36,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:36,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:36,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870302976] [2025-03-14 01:50:36,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:36,401 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:36,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:36,401 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:36,401 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:36,432 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 279 out of 338 [2025-03-14 01:50:36,433 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 334 places, 338 transitions, 686 flow. Second operand has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:36,433 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:36,433 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 279 of 338 [2025-03-14 01:50:36,433 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:41,305 INFO L124 PetriNetUnfolderBase]: 18901/48777 cut-off events. [2025-03-14 01:50:41,306 INFO L125 PetriNetUnfolderBase]: For 53/53 co-relation queries the response was YES. [2025-03-14 01:50:41,389 INFO L83 FinitePrefix]: Finished finitePrefix Result has 77579 conditions, 48777 events. 18901/48777 cut-off events. For 53/53 co-relation queries the response was YES. Maximal size of possible extension queue 1059. Compared 570457 event pairs, 5826 based on Foata normal form. 1087/44298 useless extension candidates. Maximal degree in co-relation 74733. Up to 15941 conditions per place. [2025-03-14 01:50:41,562 INFO L140 encePairwiseOnDemand]: 311/338 looper letters, 85 selfloop transitions, 16 changer transitions 1/380 dead transitions. [2025-03-14 01:50:41,562 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 336 places, 380 transitions, 977 flow [2025-03-14 01:50:41,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:50:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:50:41,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 953 transitions. [2025-03-14 01:50:41,566 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9398422090729783 [2025-03-14 01:50:41,566 INFO L175 Difference]: Start difference. First operand has 334 places, 338 transitions, 686 flow. Second operand 3 states and 953 transitions. [2025-03-14 01:50:41,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 336 places, 380 transitions, 977 flow [2025-03-14 01:50:41,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 336 places, 380 transitions, 977 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-14 01:50:41,572 INFO L231 Difference]: Finished difference. Result has 338 places, 348 transitions, 814 flow [2025-03-14 01:50:41,572 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=338, PETRI_DIFFERENCE_MINUEND_FLOW=676, PETRI_DIFFERENCE_MINUEND_PLACES=334, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=333, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=317, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=814, PETRI_PLACES=338, PETRI_TRANSITIONS=348} [2025-03-14 01:50:41,574 INFO L279 CegarLoopForPetriNet]: 334 programPoint places, 4 predicate places. [2025-03-14 01:50:41,574 INFO L471 AbstractCegarLoop]: Abstraction has has 338 places, 348 transitions, 814 flow [2025-03-14 01:50:41,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.0) internal successors, (840), 3 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:41,575 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:41,575 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:41,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-14 01:50:41,577 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2025-03-14 01:50:41,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:41,579 INFO L85 PathProgramCache]: Analyzing trace with hash 869037946, now seen corresponding path program 1 times [2025-03-14 01:50:41,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:41,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142967405] [2025-03-14 01:50:41,579 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:41,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:41,595 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-14 01:50:41,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-14 01:50:41,602 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:41,602 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:41,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:41,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142967405] [2025-03-14 01:50:41,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142967405] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:41,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:41,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:41,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542024360] [2025-03-14 01:50:41,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:41,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:41,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:41,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:41,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:41,667 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 292 out of 338 [2025-03-14 01:50:41,669 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 348 transitions, 814 flow. Second operand has 3 states, 3 states have (on average 294.3333333333333) internal successors, (883), 3 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:41,669 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:41,669 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 292 of 338 [2025-03-14 01:50:41,669 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:43,268 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [265#L698-6true, Black: 337#true, 335#true, 91#L721-2true, 339#(= |#race~threads_alive~0| 0), 333#true, 55#L698-1true, 342#true]) [2025-03-14 01:50:43,269 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-14 01:50:43,269 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:43,269 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:43,269 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-14 01:50:43,374 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 335#true, 91#L721-2true, 339#(= |#race~threads_alive~0| 0), 105#L698-7true, 333#true, 55#L698-1true, 342#true]) [2025-03-14 01:50:43,374 INFO L294 olderBase$Statistics]: this new event has 235 ancestors and is cut-off event [2025-03-14 01:50:43,374 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2025-03-14 01:50:43,374 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2025-03-14 01:50:43,374 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2025-03-14 01:50:43,758 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][166], [Black: 337#true, 59#L698-1true, 335#true, 91#L721-2true, 339#(= |#race~threads_alive~0| 0), 333#true, 55#L698-1true, 342#true]) [2025-03-14 01:50:43,758 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-14 01:50:43,758 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:43,758 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:43,758 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:44,082 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 335#true, 108#L729-2true, 339#(= |#race~threads_alive~0| 0), 237#L693true, 333#true, 163#L700true, 342#true]) [2025-03-14 01:50:44,082 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2025-03-14 01:50:44,082 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-14 01:50:44,082 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2025-03-14 01:50:44,082 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-14 01:50:44,083 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 335#true, 76#L730true, 339#(= |#race~threads_alive~0| 0), 237#L693true, 333#true, 163#L700true, 342#true]) [2025-03-14 01:50:44,083 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2025-03-14 01:50:44,083 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-14 01:50:44,083 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2025-03-14 01:50:44,083 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-14 01:50:44,417 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 190#L701true, 335#true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,418 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 190#L701true, 335#true, 76#L730true, 339#(= |#race~threads_alive~0| 0), 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,418 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:44,418 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,569 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 262#L702-2true, 335#true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 237#L693true, 333#true, 342#true]) [2025-03-14 01:50:44,570 INFO L294 olderBase$Statistics]: this new event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 262#L702-2true, 335#true, 76#L730true, 339#(= |#race~threads_alive~0| 0), 237#L693true, 333#true, 342#true]) [2025-03-14 01:50:44,570 INFO L294 olderBase$Statistics]: this new event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2025-03-14 01:50:44,570 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,795 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 335#true, 312#L703true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,796 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 335#true, 266#L709true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,796 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 76#L730true, 335#true, 312#L703true, 339#(= |#race~threads_alive~0| 0), 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,796 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 335#true, 76#L730true, 266#L709true, 339#(= |#race~threads_alive~0| 0), 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,796 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:44,796 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 335#true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 267#L704true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,963 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 335#true, 76#L730true, 339#(= |#race~threads_alive~0| 0), 267#L704true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:44,963 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,963 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,966 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 59#L698-1true, 335#true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true, 212#L698-7true]) [2025-03-14 01:50:44,966 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,966 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,966 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,966 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,968 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 335#true, 339#(= |#race~threads_alive~0| 0), 105#L698-7true, 333#true, 342#true, 55#L698-1true]) [2025-03-14 01:50:44,968 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:44,968 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,968 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:44,968 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:45,436 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][274], [34#L728-2true, Black: 337#true, 59#L698-1true, 335#true, 339#(= |#race~threads_alive~0| 0), 333#true, 342#true, 55#L698-1true]) [2025-03-14 01:50:45,436 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2025-03-14 01:50:45,437 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:50:45,437 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:50:45,437 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [278#L706true, Black: 337#true, 335#true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:45,872 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [278#L706true, Black: 337#true, 335#true, 76#L730true, 339#(= |#race~threads_alive~0| 0), 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:45,872 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:50:45,872 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:50:45,873 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:50:46,010 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([937] L729-5-->L729-2: Formula: (and (= |v_#pthreadsMutex_189| (store |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61| (store (select |v_#pthreadsMutex_190| |v_~#threads_alive_mutex~0.base_61|) |v_~#threads_alive_mutex~0.offset_61| 0))) (= 0 |v_ULTIMATE.start_main_#t~ret29#1_6|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_190|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_189|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_61|, ULTIMATE.start_main_#t~ret29#1=|v_ULTIMATE.start_main_#t~ret29#1_6|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_61|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret29#1][224], [Black: 337#true, 335#true, 166#L707true, 339#(= |#race~threads_alive~0| 0), 108#L729-2true, 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:46,010 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2025-03-14 01:50:46,010 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:50:46,010 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:50:46,010 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:50:46,011 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([867] L730-3-->L730: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~ret31#1_7|) (= (store |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57| (store (select |v_#pthreadsMutex_182| |v_~#threads_alive_mutex~0.base_57|) |v_~#threads_alive_mutex~0.offset_57| 0)) |v_#pthreadsMutex_181|)) InVars {#pthreadsMutex=|v_#pthreadsMutex_182|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|} OutVars{#pthreadsMutex=|v_#pthreadsMutex_181|, ~#threads_alive_mutex~0.offset=|v_~#threads_alive_mutex~0.offset_57|, ULTIMATE.start_main_#t~ret31#1=|v_ULTIMATE.start_main_#t~ret31#1_7|, ~#threads_alive_mutex~0.base=|v_~#threads_alive_mutex~0.base_57|} AuxVars[] AssignedVars[#pthreadsMutex, ULTIMATE.start_main_#t~ret31#1][225], [Black: 337#true, 76#L730true, 335#true, 166#L707true, 339#(= |#race~threads_alive~0| 0), 333#true, 237#L693true, 342#true]) [2025-03-14 01:50:46,011 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2025-03-14 01:50:46,011 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:50:46,011 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:50:46,011 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:50:47,345 INFO L124 PetriNetUnfolderBase]: 18743/54628 cut-off events. [2025-03-14 01:50:47,345 INFO L125 PetriNetUnfolderBase]: For 2206/2362 co-relation queries the response was YES. [2025-03-14 01:50:47,490 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88990 conditions, 54628 events. 18743/54628 cut-off events. For 2206/2362 co-relation queries the response was YES. Maximal size of possible extension queue 1280. Compared 693359 event pairs, 12282 based on Foata normal form. 0/48750 useless extension candidates. Maximal degree in co-relation 85728. Up to 22325 conditions per place. [2025-03-14 01:50:47,686 INFO L140 encePairwiseOnDemand]: 332/338 looper letters, 60 selfloop transitions, 5 changer transitions 0/372 dead transitions. [2025-03-14 01:50:47,686 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 372 transitions, 992 flow [2025-03-14 01:50:47,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:50:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:50:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 942 transitions. [2025-03-14 01:50:47,689 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9289940828402367 [2025-03-14 01:50:47,689 INFO L175 Difference]: Start difference. First operand has 338 places, 348 transitions, 814 flow. Second operand 3 states and 942 transitions. [2025-03-14 01:50:47,689 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 372 transitions, 992 flow [2025-03-14 01:50:47,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 372 transitions, 960 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-14 01:50:47,715 INFO L231 Difference]: Finished difference. Result has 339 places, 352 transitions, 820 flow [2025-03-14 01:50:47,715 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=338, PETRI_DIFFERENCE_MINUEND_FLOW=782, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=348, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=343, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=820, PETRI_PLACES=339, PETRI_TRANSITIONS=352} [2025-03-14 01:50:47,716 INFO L279 CegarLoopForPetriNet]: 334 programPoint places, 5 predicate places. [2025-03-14 01:50:47,716 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 352 transitions, 820 flow [2025-03-14 01:50:47,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 294.3333333333333) internal successors, (883), 3 states have internal predecessors, (883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:47,716 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:47,716 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:47,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-14 01:50:47,717 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2025-03-14 01:50:47,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:47,717 INFO L85 PathProgramCache]: Analyzing trace with hash -247958124, now seen corresponding path program 1 times [2025-03-14 01:50:47,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:47,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757053257] [2025-03-14 01:50:47,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:47,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:47,733 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-03-14 01:50:47,739 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-03-14 01:50:47,740 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:47,740 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:47,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:47,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757053257] [2025-03-14 01:50:47,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757053257] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:47,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:47,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:47,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657972403] [2025-03-14 01:50:47,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:47,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:47,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:47,789 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:47,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:47,831 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 338 [2025-03-14 01:50:47,832 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 352 transitions, 820 flow. Second operand has 3 states, 3 states have (on average 289.0) internal successors, (867), 3 states have internal predecessors, (867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:47,832 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:47,832 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 338 [2025-03-14 01:50:47,832 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:48,211 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][268], [4#L694-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:48,211 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-14 01:50:48,212 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-14 01:50:48,212 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-14 01:50:48,212 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-14 01:50:48,341 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:48,341 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2025-03-14 01:50:48,341 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-14 01:50:48,341 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-14 01:50:48,341 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-14 01:50:48,386 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 91#L721-2true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:48,386 INFO L294 olderBase$Statistics]: this new event has 213 ancestors and is cut-off event [2025-03-14 01:50:48,386 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-14 01:50:48,386 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-14 01:50:48,386 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-14 01:50:48,480 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 48#L697true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:48,480 INFO L294 olderBase$Statistics]: this new event has 215 ancestors and is cut-off event [2025-03-14 01:50:48,480 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-14 01:50:48,480 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-14 01:50:48,480 INFO L297 olderBase$Statistics]: existing Event has 215 ancestors and is cut-off event [2025-03-14 01:50:48,928 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][268], [4#L694-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 333#true, 212#L698-7true, 342#true]) [2025-03-14 01:50:48,928 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-14 01:50:48,928 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:48,928 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:48,928 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:49,293 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 333#true, 342#true, 212#L698-7true]) [2025-03-14 01:50:49,293 INFO L294 olderBase$Statistics]: this new event has 225 ancestors and is cut-off event [2025-03-14 01:50:49,293 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-14 01:50:49,293 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-14 01:50:49,293 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-03-14 01:50:49,346 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 91#L721-2true, 333#true, 342#true, 212#L698-7true]) [2025-03-14 01:50:49,346 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,346 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:49,346 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:49,346 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,367 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][314], [34#L728-2true, 4#L694-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,368 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,368 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:49,368 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,368 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:49,425 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,425 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,425 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:49,425 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,425 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:49,462 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 48#L697true, 333#true, 342#true, 212#L698-7true]) [2025-03-14 01:50:49,462 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,462 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,462 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:49,462 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:49,486 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,486 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-14 01:50:49,486 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-14 01:50:49,486 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-14 01:50:49,486 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-14 01:50:49,487 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,487 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,487 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:49,487 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,487 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-14 01:50:49,487 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:49,547 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,547 INFO L294 olderBase$Statistics]: this new event has 229 ancestors and is cut-off event [2025-03-14 01:50:49,547 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-14 01:50:49,547 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-14 01:50:49,547 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-14 01:50:49,547 INFO L297 olderBase$Statistics]: existing Event has 224 ancestors and is cut-off event [2025-03-14 01:50:49,612 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 48#L697true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,613 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-03-14 01:50:49,613 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,613 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,613 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-14 01:50:49,678 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 48#L697true, 82#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:49,678 INFO L294 olderBase$Statistics]: this new event has 231 ancestors and is cut-off event [2025-03-14 01:50:49,678 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,678 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-14 01:50:49,678 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:49,678 INFO L297 olderBase$Statistics]: existing Event has 231 ancestors and is cut-off event [2025-03-14 01:50:50,095 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 82#L694-7true, 105#L698-7true, 333#true, 342#true]) [2025-03-14 01:50:50,095 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-14 01:50:50,095 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-14 01:50:50,096 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:50,096 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:50,637 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 333#true, 212#L698-7true, 342#true]) [2025-03-14 01:50:50,637 INFO L294 olderBase$Statistics]: this new event has 241 ancestors and is cut-off event [2025-03-14 01:50:50,637 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-14 01:50:50,637 INFO L297 olderBase$Statistics]: existing Event has 241 ancestors and is cut-off event [2025-03-14 01:50:50,637 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-14 01:50:50,721 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 328#L696true, 333#true, 212#L698-7true, 342#true]) [2025-03-14 01:50:50,721 INFO L294 olderBase$Statistics]: this new event has 242 ancestors and is cut-off event [2025-03-14 01:50:50,722 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-14 01:50:50,722 INFO L297 olderBase$Statistics]: existing Event has 237 ancestors and is cut-off event [2025-03-14 01:50:50,722 INFO L297 olderBase$Statistics]: existing Event has 242 ancestors and is cut-off event [2025-03-14 01:50:51,039 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 48#L697true, 333#true, 212#L698-7true, 342#true]) [2025-03-14 01:50:51,040 INFO L294 olderBase$Statistics]: this new event has 244 ancestors and is cut-off event [2025-03-14 01:50:51,040 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:51,040 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:51,040 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:51,573 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 103#L703true, 226#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:51,574 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, 347#true, Black: 337#true, 283#L709true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 226#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:51,574 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:51,574 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:50:51,735 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, 347#true, Black: 337#true, 143#L704true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 226#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:51,735 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:51,735 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:51,735 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:50:51,735 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:50:52,895 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, 8#L706true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 226#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:52,895 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2025-03-14 01:50:52,895 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:50:52,895 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:50:52,895 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:50:53,060 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][214], [34#L728-2true, 347#true, Black: 337#true, 141#L707true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 226#L694-7true, 333#true, 342#true]) [2025-03-14 01:50:53,060 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2025-03-14 01:50:53,060 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:50:53,060 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:50:53,060 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:50:54,096 INFO L124 PetriNetUnfolderBase]: 21316/60783 cut-off events. [2025-03-14 01:50:54,096 INFO L125 PetriNetUnfolderBase]: For 6984/7441 co-relation queries the response was YES. [2025-03-14 01:50:54,223 INFO L83 FinitePrefix]: Finished finitePrefix Result has 105392 conditions, 60783 events. 21316/60783 cut-off events. For 6984/7441 co-relation queries the response was YES. Maximal size of possible extension queue 1276. Compared 767041 event pairs, 12999 based on Foata normal form. 161/54070 useless extension candidates. Maximal degree in co-relation 101857. Up to 28240 conditions per place. [2025-03-14 01:50:54,582 INFO L140 encePairwiseOnDemand]: 328/338 looper letters, 75 selfloop transitions, 16 changer transitions 0/387 dead transitions. [2025-03-14 01:50:54,582 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 387 transitions, 1101 flow [2025-03-14 01:50:54,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:50:54,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:50:54,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 937 transitions. [2025-03-14 01:50:54,585 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9240631163708086 [2025-03-14 01:50:54,585 INFO L175 Difference]: Start difference. First operand has 339 places, 352 transitions, 820 flow. Second operand 3 states and 937 transitions. [2025-03-14 01:50:54,585 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 387 transitions, 1101 flow [2025-03-14 01:50:54,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 387 transitions, 1091 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-14 01:50:54,624 INFO L231 Difference]: Finished difference. Result has 341 places, 366 transitions, 956 flow [2025-03-14 01:50:54,624 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=338, PETRI_DIFFERENCE_MINUEND_FLOW=810, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=956, PETRI_PLACES=341, PETRI_TRANSITIONS=366} [2025-03-14 01:50:54,625 INFO L279 CegarLoopForPetriNet]: 334 programPoint places, 7 predicate places. [2025-03-14 01:50:54,625 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 366 transitions, 956 flow [2025-03-14 01:50:54,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 289.0) internal successors, (867), 3 states have internal predecessors, (867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:54,625 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:50:54,626 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:50:54,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-14 01:50:54,626 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2025-03-14 01:50:54,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:50:54,627 INFO L85 PathProgramCache]: Analyzing trace with hash 175110198, now seen corresponding path program 1 times [2025-03-14 01:50:54,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:50:54,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520878810] [2025-03-14 01:50:54,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:50:54,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:50:54,645 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-14 01:50:54,653 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-14 01:50:54,653 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:50:54,653 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:50:54,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:50:54,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:50:54,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520878810] [2025-03-14 01:50:54,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520878810] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:50:54,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:50:54,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:50:54,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557918973] [2025-03-14 01:50:54,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:50:54,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:50:54,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:50:54,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:50:54,700 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:50:54,716 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 296 out of 338 [2025-03-14 01:50:54,718 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 366 transitions, 956 flow. Second operand has 3 states, 3 states have (on average 298.6666666666667) internal successors, (896), 3 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:50:54,718 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:50:54,718 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 296 of 338 [2025-03-14 01:50:54,718 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:50:55,009 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [4#L694-2true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 352#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,009 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-14 01:50:55,009 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-14 01:50:55,009 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-14 01:50:55,009 INFO L297 olderBase$Statistics]: existing Event has 205 ancestors and is cut-off event [2025-03-14 01:50:55,098 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [347#true, Black: 337#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 91#L721-2true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,098 INFO L294 olderBase$Statistics]: this new event has 212 ancestors and is cut-off event [2025-03-14 01:50:55,098 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-14 01:50:55,098 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-14 01:50:55,098 INFO L297 olderBase$Statistics]: existing Event has 207 ancestors and is cut-off event [2025-03-14 01:50:55,432 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1049] L698-8-->L698-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][338], [4#L694-2true, 347#true, Black: 337#true, 231#L721-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 52#L698-6true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,432 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,432 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,432 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,432 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [4#L694-2true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 91#L721-2true, 52#L698-6true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,482 INFO L294 olderBase$Statistics]: this new event has 222 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L297 olderBase$Statistics]: existing Event has 217 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L297 olderBase$Statistics]: existing Event has 222 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [4#L694-2true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 91#L721-2true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 212#L698-7true]) [2025-03-14 01:50:55,482 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,482 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,483 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][260], [4#L694-2true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 212#L698-7true]) [2025-03-14 01:50:55,483 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,483 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,483 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,483 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,483 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,564 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 352#true, 333#true, 142#threadErr4ASSERT_VIOLATIONDATA_RACEtrue, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 212#L698-7true]) [2025-03-14 01:50:55,565 INFO L294 olderBase$Statistics]: this new event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,565 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,565 INFO L297 olderBase$Statistics]: existing Event has 218 ancestors and is cut-off event [2025-03-14 01:50:55,565 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,578 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [347#true, Black: 337#true, 107#L696-3true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 91#L721-2true, 333#true, 212#L698-7true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,578 INFO L294 olderBase$Statistics]: this new event has 225 ancestors and is cut-off event [2025-03-14 01:50:55,578 INFO L297 olderBase$Statistics]: existing Event has 225 ancestors and is cut-off event [2025-03-14 01:50:55,578 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-14 01:50:55,578 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-14 01:50:55,599 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [34#L728-2true, 4#L694-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,599 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-14 01:50:55,599 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:55,599 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:55,599 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:55,600 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1034] L694-8-->L694-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][302], [4#L694-2true, 227#L728-1true, 347#true, Black: 337#true, 32#L694-6true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,600 INFO L294 olderBase$Statistics]: this new event has 226 ancestors and is cut-off event [2025-03-14 01:50:55,600 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:55,600 INFO L297 olderBase$Statistics]: existing Event has 221 ancestors and is cut-off event [2025-03-14 01:50:55,600 INFO L297 olderBase$Statistics]: existing Event has 226 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1034] L694-8-->L694-6: Formula: (= |v_#race~threads_alive~0_18| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_18|} AuxVars[] AssignedVars[#race~threads_alive~0][232], [227#L728-1true, 347#true, Black: 337#true, 32#L694-6true, 107#L696-3true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,762 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [34#L728-2true, 347#true, Black: 337#true, 107#L696-3true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:55,762 INFO L294 olderBase$Statistics]: this new event has 228 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L297 olderBase$Statistics]: existing Event has 223 ancestors and is cut-off event [2025-03-14 01:50:55,762 INFO L297 olderBase$Statistics]: existing Event has 228 ancestors and is cut-off event [2025-03-14 01:50:56,206 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1049] L698-8-->L698-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][338], [4#L694-2true, 227#L728-1true, 347#true, Black: 337#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 52#L698-6true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:56,206 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,206 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,206 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,206 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,310 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [265#L698-6true, Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 55#L698-1true]) [2025-03-14 01:50:56,310 INFO L294 olderBase$Statistics]: this new event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,310 INFO L297 olderBase$Statistics]: existing Event has 229 ancestors and is cut-off event [2025-03-14 01:50:56,310 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,310 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,377 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][183], [Black: 337#true, 347#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 91#L721-2true, 352#true, 105#L698-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 55#L698-1true]) [2025-03-14 01:50:56,377 INFO L294 olderBase$Statistics]: this new event has 235 ancestors and is cut-off event [2025-03-14 01:50:56,377 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2025-03-14 01:50:56,377 INFO L297 olderBase$Statistics]: existing Event has 230 ancestors and is cut-off event [2025-03-14 01:50:56,377 INFO L297 olderBase$Statistics]: existing Event has 235 ancestors and is cut-off event [2025-03-14 01:50:56,465 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1049] L698-8-->L698-6: Formula: (= |v_#race~threads_alive~0_12| 0) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_12|} AuxVars[] AssignedVars[#race~threads_alive~0][287], [227#L728-1true, 347#true, Black: 337#true, 107#L696-3true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 52#L698-6true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:56,465 INFO L294 olderBase$Statistics]: this new event has 236 ancestors and is cut-off event [2025-03-14 01:50:56,465 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-14 01:50:56,465 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-14 01:50:56,465 INFO L297 olderBase$Statistics]: existing Event has 236 ancestors and is cut-off event [2025-03-14 01:50:56,540 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [34#L728-2true, 4#L694-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 52#L698-6true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:56,540 INFO L294 olderBase$Statistics]: this new event has 238 ancestors and is cut-off event [2025-03-14 01:50:56,540 INFO L297 olderBase$Statistics]: existing Event has 233 ancestors and is cut-off event [2025-03-14 01:50:56,540 INFO L297 olderBase$Statistics]: existing Event has 233 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 233 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [34#L728-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 142#threadErr4ASSERT_VIOLATIONDATA_RACEtrue, 212#L698-7true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:56,541 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [34#L728-2true, 4#L694-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 212#L698-7true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:56,541 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,541 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,542 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][304], [34#L728-2true, 4#L694-2true, 347#true, Black: 337#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 212#L698-7true]) [2025-03-14 01:50:56,542 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-14 01:50:56,542 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,542 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,542 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,542 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:56,668 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([779] L721-->L721-2: Formula: (= 0 |v_#race~threads_alive~0_6|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_6|} AuxVars[] AssignedVars[#race~threads_alive~0][166], [Black: 337#true, 347#true, 59#L698-1true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 352#true, 91#L721-2true, 333#true, 55#L698-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:56,668 INFO L294 olderBase$Statistics]: this new event has 239 ancestors and is cut-off event [2025-03-14 01:50:56,668 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:56,668 INFO L297 olderBase$Statistics]: existing Event has 234 ancestors and is cut-off event [2025-03-14 01:50:56,668 INFO L297 olderBase$Statistics]: existing Event has 239 ancestors and is cut-off event [2025-03-14 01:50:58,155 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [34#L728-2true, Black: 337#true, 347#true, 59#L698-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 212#L698-7true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:58,155 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:58,155 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:50:58,155 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:58,155 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:58,158 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][213], [34#L728-2true, Black: 337#true, 347#true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 105#L698-7true, 333#true, 55#L698-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:58,158 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:50:58,158 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:58,158 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:58,158 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:50:58,739 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][312], [34#L728-2true, Black: 337#true, 347#true, 59#L698-1true, 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 333#true, 55#L698-1true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:50:58,739 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2025-03-14 01:50:58,739 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:50:58,739 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:50:58,739 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:51:01,381 INFO L124 PetriNetUnfolderBase]: 19635/62520 cut-off events. [2025-03-14 01:51:01,381 INFO L125 PetriNetUnfolderBase]: For 5672/6287 co-relation queries the response was YES. [2025-03-14 01:51:01,547 INFO L83 FinitePrefix]: Finished finitePrefix Result has 103666 conditions, 62520 events. 19635/62520 cut-off events. For 5672/6287 co-relation queries the response was YES. Maximal size of possible extension queue 1282. Compared 825429 event pairs, 11528 based on Foata normal form. 38/54889 useless extension candidates. Maximal degree in co-relation 100061. Up to 21781 conditions per place. [2025-03-14 01:51:01,717 INFO L140 encePairwiseOnDemand]: 333/338 looper letters, 56 selfloop transitions, 4 changer transitions 0/389 dead transitions. [2025-03-14 01:51:01,717 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 389 transitions, 1122 flow [2025-03-14 01:51:01,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:51:01,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:51:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 949 transitions. [2025-03-14 01:51:01,720 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9358974358974359 [2025-03-14 01:51:01,720 INFO L175 Difference]: Start difference. First operand has 341 places, 366 transitions, 956 flow. Second operand 3 states and 949 transitions. [2025-03-14 01:51:01,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 389 transitions, 1122 flow [2025-03-14 01:51:01,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 389 transitions, 1090 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-14 01:51:01,745 INFO L231 Difference]: Finished difference. Result has 343 places, 369 transitions, 954 flow [2025-03-14 01:51:01,745 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=338, PETRI_DIFFERENCE_MINUEND_FLOW=924, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=366, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=362, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=954, PETRI_PLACES=343, PETRI_TRANSITIONS=369} [2025-03-14 01:51:01,746 INFO L279 CegarLoopForPetriNet]: 334 programPoint places, 9 predicate places. [2025-03-14 01:51:01,746 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 369 transitions, 954 flow [2025-03-14 01:51:01,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 298.6666666666667) internal successors, (896), 3 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:51:01,747 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:51:01,747 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:51:01,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-14 01:51:01,747 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2025-03-14 01:51:01,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:51:01,748 INFO L85 PathProgramCache]: Analyzing trace with hash -786905852, now seen corresponding path program 1 times [2025-03-14 01:51:01,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:51:01,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278585311] [2025-03-14 01:51:01,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:51:01,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:51:01,765 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-14 01:51:01,774 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-14 01:51:01,774 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:51:01,774 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:51:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:51:01,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:51:01,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278585311] [2025-03-14 01:51:01,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278585311] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:51:01,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:51:01,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-14 01:51:01,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754897429] [2025-03-14 01:51:01,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:51:01,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:51:01,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:51:01,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:51:01,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:51:01,942 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 300 out of 338 [2025-03-14 01:51:01,943 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 369 transitions, 954 flow. Second operand has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:51:01,943 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:51:01,943 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 300 of 338 [2025-03-14 01:51:01,943 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:51:04,148 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][265], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 312#L703true, 352#true, 325#L694-1true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:04,149 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][265], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 325#L694-1true, 266#L709true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:04,149 INFO L294 olderBase$Statistics]: this new event has 253 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L297 olderBase$Statistics]: existing Event has 253 ancestors and is cut-off event [2025-03-14 01:51:04,149 INFO L297 olderBase$Statistics]: existing Event has 248 ancestors and is cut-off event [2025-03-14 01:51:04,291 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][265], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 352#true, 325#L694-1true, 267#L704true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:04,292 INFO L294 olderBase$Statistics]: this new event has 255 ancestors and is cut-off event [2025-03-14 01:51:04,292 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-03-14 01:51:04,292 INFO L297 olderBase$Statistics]: existing Event has 255 ancestors and is cut-off event [2025-03-14 01:51:04,292 INFO L297 olderBase$Statistics]: existing Event has 250 ancestors and is cut-off event [2025-03-14 01:51:06,828 INFO L124 PetriNetUnfolderBase]: 11213/44180 cut-off events. [2025-03-14 01:51:06,828 INFO L125 PetriNetUnfolderBase]: For 2869/3173 co-relation queries the response was YES. [2025-03-14 01:51:06,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 70478 conditions, 44180 events. 11213/44180 cut-off events. For 2869/3173 co-relation queries the response was YES. Maximal size of possible extension queue 1096. Compared 597166 event pairs, 3465 based on Foata normal form. 635/40180 useless extension candidates. Maximal degree in co-relation 60389. Up to 11762 conditions per place. [2025-03-14 01:51:07,125 INFO L140 encePairwiseOnDemand]: 315/338 looper letters, 33 selfloop transitions, 23 changer transitions 0/392 dead transitions. [2025-03-14 01:51:07,125 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 392 transitions, 1117 flow [2025-03-14 01:51:07,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-14 01:51:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-14 01:51:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 964 transitions. [2025-03-14 01:51:07,128 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9506903353057199 [2025-03-14 01:51:07,128 INFO L175 Difference]: Start difference. First operand has 343 places, 369 transitions, 954 flow. Second operand 3 states and 964 transitions. [2025-03-14 01:51:07,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 392 transitions, 1117 flow [2025-03-14 01:51:07,154 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 392 transitions, 1109 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-14 01:51:07,157 INFO L231 Difference]: Finished difference. Result has 344 places, 384 transitions, 1075 flow [2025-03-14 01:51:07,158 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=338, PETRI_DIFFERENCE_MINUEND_FLOW=946, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1075, PETRI_PLACES=344, PETRI_TRANSITIONS=384} [2025-03-14 01:51:07,158 INFO L279 CegarLoopForPetriNet]: 334 programPoint places, 10 predicate places. [2025-03-14 01:51:07,158 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 384 transitions, 1075 flow [2025-03-14 01:51:07,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.3333333333333) internal successors, (904), 3 states have internal predecessors, (904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:51:07,159 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-14 01:51:07,159 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-14 01:51:07,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-03-14 01:51:07,159 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting threadErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2025-03-14 01:51:07,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-14 01:51:07,160 INFO L85 PathProgramCache]: Analyzing trace with hash -936716180, now seen corresponding path program 1 times [2025-03-14 01:51:07,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-14 01:51:07,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773477203] [2025-03-14 01:51:07,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-14 01:51:07,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-14 01:51:07,176 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-14 01:51:07,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-14 01:51:07,184 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-14 01:51:07,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-14 01:51:07,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-14 01:51:07,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-14 01:51:07,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773477203] [2025-03-14 01:51:07,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773477203] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-14 01:51:07,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-14 01:51:07,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-14 01:51:07,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490598945] [2025-03-14 01:51:07,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-14 01:51:07,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-14 01:51:07,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-14 01:51:07,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-14 01:51:07,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-14 01:51:07,282 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 287 out of 338 [2025-03-14 01:51:07,283 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 384 transitions, 1075 flow. Second operand has 3 states, 3 states have (on average 290.3333333333333) internal successors, (871), 3 states have internal predecessors, (871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-14 01:51:07,283 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-14 01:51:07,283 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 287 of 338 [2025-03-14 01:51:07,283 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-14 01:51:09,715 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 312#L703true, 335#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:09,716 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 266#L709true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:09,716 INFO L294 olderBase$Statistics]: this new event has 249 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:51:09,716 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:09,925 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 82#L694-7true, 267#L704true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:09,925 INFO L294 olderBase$Statistics]: this new event has 251 ancestors and is cut-off event [2025-03-14 01:51:09,925 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:51:09,925 INFO L297 olderBase$Statistics]: existing Event has 251 ancestors and is cut-off event [2025-03-14 01:51:09,925 INFO L297 olderBase$Statistics]: existing Event has 246 ancestors and is cut-off event [2025-03-14 01:51:11,393 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [278#L706true, 34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 357#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:11,393 INFO L294 olderBase$Statistics]: this new event has 261 ancestors and is cut-off event [2025-03-14 01:51:11,393 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:51:11,393 INFO L297 olderBase$Statistics]: existing Event has 256 ancestors and is cut-off event [2025-03-14 01:51:11,393 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:51:11,515 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 312#L703true, 335#true, 333#true, 212#L698-7true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:11,516 INFO L294 olderBase$Statistics]: this new event has 262 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L297 olderBase$Statistics]: existing Event has 262 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 266#L709true, 333#true, 212#L698-7true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:11,516 INFO L294 olderBase$Statistics]: this new event has 262 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L297 olderBase$Statistics]: existing Event has 262 ancestors and is cut-off event [2025-03-14 01:51:11,516 INFO L297 olderBase$Statistics]: existing Event has 257 ancestors and is cut-off event [2025-03-14 01:51:11,651 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 166#L707true, 357#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:11,651 INFO L294 olderBase$Statistics]: this new event has 263 ancestors and is cut-off event [2025-03-14 01:51:11,651 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:51:11,651 INFO L297 olderBase$Statistics]: existing Event has 258 ancestors and is cut-off event [2025-03-14 01:51:11,651 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:51:11,774 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 267#L704true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|), 212#L698-7true]) [2025-03-14 01:51:11,774 INFO L294 olderBase$Statistics]: this new event has 264 ancestors and is cut-off event [2025-03-14 01:51:11,774 INFO L297 olderBase$Statistics]: existing Event has 264 ancestors and is cut-off event [2025-03-14 01:51:11,774 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2025-03-14 01:51:11,774 INFO L297 olderBase$Statistics]: existing Event has 259 ancestors and is cut-off event [2025-03-14 01:51:11,931 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][310], [34#L728-2true, 4#L694-2true, 8#L706true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 357#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:11,931 INFO L294 olderBase$Statistics]: this new event has 266 ancestors and is cut-off event [2025-03-14 01:51:11,931 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:51:11,931 INFO L297 olderBase$Statistics]: existing Event has 261 ancestors and is cut-off event [2025-03-14 01:51:11,931 INFO L297 olderBase$Statistics]: existing Event has 266 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][310], [34#L728-2true, 4#L694-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 103#L703true, 357#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:12,080 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][310], [34#L728-2true, 4#L694-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 283#L709true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 357#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:12,080 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,080 INFO L297 olderBase$Statistics]: existing Event has 254 ancestors and is cut-off event [2025-03-14 01:51:12,355 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][310], [34#L728-2true, 4#L694-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 141#L707true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 357#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:12,355 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,355 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:51:12,355 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,355 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:51:12,473 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 312#L703true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 357#true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:12,473 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,473 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:12,473 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:12,473 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:51:12,474 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 335#true, 357#true, 266#L709true, 82#L694-7true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:12,474 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,474 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:12,474 INFO L297 olderBase$Statistics]: existing Event has 244 ancestors and is cut-off event [2025-03-14 01:51:12,474 INFO L297 olderBase$Statistics]: existing Event has 249 ancestors and is cut-off event [2025-03-14 01:51:12,490 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([761] L728-->L728-2: Formula: (= 0 |v_#race~threads_alive~0_3|) InVars {} OutVars{#race~threads_alive~0=|v_#race~threads_alive~0_3|} AuxVars[] AssignedVars[#race~threads_alive~0][212], [34#L728-2true, 8#L706true, Black: 354#(= |#race~data~0| 0), Black: 337#true, 361#true, 107#L696-3true, Black: 359#(= (select (select |#pthreadsMutex| |~#threads_alive_mutex~0.base|) |~#threads_alive_mutex~0.offset|) 1), 335#true, Black: 344#(= |#race~keep_alive~0| |ULTIMATE.start_main_#t~nondet26#1|), 357#true, 333#true, Black: 349#(= |threadThread1of2ForFork0_#t~nondet2| |#race~threads_alive~0|)]) [2025-03-14 01:51:12,491 INFO L294 olderBase$Statistics]: this new event has 268 ancestors and is cut-off event [2025-03-14 01:51:12,491 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:51:12,491 INFO L297 olderBase$Statistics]: existing Event has 263 ancestors and is cut-off event [2025-03-14 01:51:12,491 INFO L297 olderBase$Statistics]: existing Event has 268 ancestors and is cut-off event