./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread-ext/40_barrier_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/40_barrier_vf.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 e83225601d835c9b02ede9a5751213533e33817a9795ca1ab6ec7c2abd672056 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 10:46:08,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 10:46:08,865 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-03-17 10:46:08,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 10:46:08,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 10:46:08,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 10:46:08,895 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 10:46:08,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 10:46:08,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 10:46:08,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 10:46:08,895 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 10:46:08,896 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 10:46:08,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 10:46:08,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 10:46:08,897 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 10:46:08,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 10:46:08,897 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 10:46:08,897 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 10:46:08,897 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 10:46:08,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 10:46:08,897 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 -> e83225601d835c9b02ede9a5751213533e33817a9795ca1ab6ec7c2abd672056 [2025-03-17 10:46:09,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 10:46:09,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 10:46:09,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 10:46:09,134 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 10:46:09,134 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 10:46:09,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2025-03-17 10:46:10,249 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a05409c3/994a7a19e6f041b69241093d6d136dce/FLAGba954aed1 [2025-03-17 10:46:10,501 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 10:46:10,502 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf.i [2025-03-17 10:46:10,511 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a05409c3/994a7a19e6f041b69241093d6d136dce/FLAGba954aed1 [2025-03-17 10:46:10,819 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a05409c3/994a7a19e6f041b69241093d6d136dce [2025-03-17 10:46:10,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 10:46:10,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 10:46:10,823 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 10:46:10,823 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 10:46:10,826 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 10:46:10,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 10:46:10" (1/1) ... [2025-03-17 10:46:10,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d6b090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:10, skipping insertion in model container [2025-03-17 10:46:10,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 10:46:10" (1/1) ... [2025-03-17 10:46:10,854 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 10:46:11,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 10:46:11,065 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 10:46:11,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 10:46:11,130 INFO L204 MainTranslator]: Completed translation [2025-03-17 10:46:11,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11 WrapperNode [2025-03-17 10:46:11,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 10:46:11,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 10:46:11,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 10:46:11,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 10:46:11,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,160 INFO L138 Inliner]: procedures = 164, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 188 [2025-03-17 10:46:11,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 10:46:11,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 10:46:11,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 10:46:11,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 10:46:11,166 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,173 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 10:46:11,177 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 10:46:11,178 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 10:46:11,178 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 10:46:11,178 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (1/1) ... [2025-03-17 10:46:11,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 10:46:11,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 10:46:11,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 10:46:11,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 10:46:11,227 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-03-17 10:46:11,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-03-17 10:46:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-03-17 10:46:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 10:46:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-03-17 10:46:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-03-17 10:46:11,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 10:46:11,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 10:46:11,229 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-03-17 10:46:11,328 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 10:46:11,330 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 10:46:11,567 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-03-17 10:46:11,567 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 10:46:11,590 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 10:46:11,591 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 10:46:11,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 10:46:11 BoogieIcfgContainer [2025-03-17 10:46:11,591 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 10:46:11,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 10:46:11,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 10:46:11,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 10:46:11,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 10:46:10" (1/3) ... [2025-03-17 10:46:11,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4a03a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 10:46:11, skipping insertion in model container [2025-03-17 10:46:11,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 10:46:11" (2/3) ... [2025-03-17 10:46:11,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a4a03a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 10:46:11, skipping insertion in model container [2025-03-17 10:46:11,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 10:46:11" (3/3) ... [2025-03-17 10:46:11,598 INFO L128 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf.i [2025-03-17 10:46:11,609 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 10:46:11,610 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 40_barrier_vf.i that has 2 procedures, 194 locations, 1 initial locations, 2 loop locations, and 6 error locations. [2025-03-17 10:46:11,610 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-03-17 10:46:11,665 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 10:46:11,700 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 197 places, 199 transitions, 402 flow [2025-03-17 10:46:11,767 INFO L124 PetriNetUnfolderBase]: 5/206 cut-off events. [2025-03-17 10:46:11,769 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 10:46:11,773 INFO L83 FinitePrefix]: Finished finitePrefix Result has 210 conditions, 206 events. 5/206 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 114 event pairs, 0 based on Foata normal form. 0/193 useless extension candidates. Maximal degree in co-relation 61. Up to 3 conditions per place. [2025-03-17 10:46:11,774 INFO L82 GeneralOperation]: Start removeDead. Operand has 197 places, 199 transitions, 402 flow [2025-03-17 10:46:11,779 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 197 places, 199 transitions, 402 flow [2025-03-17 10:46:11,788 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 10:46:11,796 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;@43362cd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 10:46:11,797 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2025-03-17 10:46:11,829 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 10:46:11,829 INFO L124 PetriNetUnfolderBase]: 0/157 cut-off events. [2025-03-17 10:46:11,830 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-03-17 10:46:11,830 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:11,830 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 10:46:11,831 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2025-03-17 10:46:11,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:11,835 INFO L85 PathProgramCache]: Analyzing trace with hash 412786682, now seen corresponding path program 1 times [2025-03-17 10:46:11,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:11,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634384023] [2025-03-17 10:46:11,841 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:11,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:11,921 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-17 10:46:11,972 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-17 10:46:11,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:11,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 10:46:11,973 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 10:46:11,981 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-17 10:46:12,003 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-17 10:46:12,003 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:12,003 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 10:46:12,074 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 10:46:12,075 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 10:46:12,076 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2025-03-17 10:46:12,077 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2025-03-17 10:46:12,077 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2025-03-17 10:46:12,077 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2025-03-17 10:46:12,077 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2025-03-17 10:46:12,077 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2025-03-17 10:46:12,078 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2025-03-17 10:46:12,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-17 10:46:12,078 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-17 10:46:12,081 WARN L246 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-17 10:46:12,081 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-03-17 10:46:12,116 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 10:46:12,120 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 247 places, 252 transitions, 514 flow [2025-03-17 10:46:12,167 INFO L124 PetriNetUnfolderBase]: 10/268 cut-off events. [2025-03-17 10:46:12,167 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-03-17 10:46:12,169 INFO L83 FinitePrefix]: Finished finitePrefix Result has 276 conditions, 268 events. 10/268 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 358 event pairs, 0 based on Foata normal form. 0/243 useless extension candidates. Maximal degree in co-relation 207. Up to 3 conditions per place. [2025-03-17 10:46:12,169 INFO L82 GeneralOperation]: Start removeDead. Operand has 247 places, 252 transitions, 514 flow [2025-03-17 10:46:12,171 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 247 places, 252 transitions, 514 flow [2025-03-17 10:46:12,174 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 10:46:12,176 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;@43362cd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 10:46:12,176 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2025-03-17 10:46:12,198 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 10:46:12,198 INFO L124 PetriNetUnfolderBase]: 0/160 cut-off events. [2025-03-17 10:46:12,198 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-17 10:46:12,198 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:12,198 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] [2025-03-17 10:46:12,198 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2025-03-17 10:46:12,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:12,199 INFO L85 PathProgramCache]: Analyzing trace with hash -110377456, now seen corresponding path program 1 times [2025-03-17 10:46:12,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:12,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936981879] [2025-03-17 10:46:12,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:12,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:12,218 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-17 10:46:12,239 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-17 10:46:12,239 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:12,239 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 10:46:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 10:46:12,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 10:46:12,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936981879] [2025-03-17 10:46:12,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936981879] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 10:46:12,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 10:46:12,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 10:46:12,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676346126] [2025-03-17 10:46:12,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 10:46:12,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 10:46:12,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 10:46:12,447 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 10:46:12,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 10:46:12,491 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 252 [2025-03-17 10:46:12,495 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 247 places, 252 transitions, 514 flow. Second operand has 3 states, 3 states have (on average 216.33333333333334) internal successors, (649), 3 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:12,495 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 10:46:12,495 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 252 [2025-03-17 10:46:12,497 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 10:46:12,683 INFO L124 PetriNetUnfolderBase]: 193/1214 cut-off events. [2025-03-17 10:46:12,684 INFO L125 PetriNetUnfolderBase]: For 35/35 co-relation queries the response was YES. [2025-03-17 10:46:12,691 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1633 conditions, 1214 events. 193/1214 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 7828 event pairs, 50 based on Foata normal form. 371/1411 useless extension candidates. Maximal degree in co-relation 1369. Up to 237 conditions per place. [2025-03-17 10:46:12,696 INFO L140 encePairwiseOnDemand]: 227/252 looper letters, 35 selfloop transitions, 12 changer transitions 0/253 dead transitions. [2025-03-17 10:46:12,696 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 253 transitions, 615 flow [2025-03-17 10:46:12,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 10:46:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 10:46:12,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 714 transitions. [2025-03-17 10:46:12,710 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9444444444444444 [2025-03-17 10:46:12,712 INFO L175 Difference]: Start difference. First operand has 247 places, 252 transitions, 514 flow. Second operand 3 states and 714 transitions. [2025-03-17 10:46:12,713 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 253 transitions, 615 flow [2025-03-17 10:46:12,716 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 235 places, 253 transitions, 615 flow, removed 0 selfloop flow, removed 0 redundant places. [2025-03-17 10:46:12,721 INFO L231 Difference]: Finished difference. Result has 237 places, 244 transitions, 578 flow [2025-03-17 10:46:12,723 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=474, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=232, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=220, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=578, PETRI_PLACES=237, PETRI_TRANSITIONS=244} [2025-03-17 10:46:12,726 INFO L279 CegarLoopForPetriNet]: 247 programPoint places, -10 predicate places. [2025-03-17 10:46:12,726 INFO L471 AbstractCegarLoop]: Abstraction has has 237 places, 244 transitions, 578 flow [2025-03-17 10:46:12,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 216.33333333333334) internal successors, (649), 3 states have internal predecessors, (649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:12,726 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:12,727 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] [2025-03-17 10:46:12,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 10:46:12,727 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2025-03-17 10:46:12,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:12,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1404642727, now seen corresponding path program 1 times [2025-03-17 10:46:12,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:12,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210457129] [2025-03-17 10:46:12,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:12,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:12,758 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-17 10:46:12,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-17 10:46:12,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:12,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 10:46:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 10:46:12,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 10:46:12,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210457129] [2025-03-17 10:46:12,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210457129] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 10:46:12,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 10:46:12,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 10:46:12,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878144523] [2025-03-17 10:46:12,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 10:46:12,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 10:46:12,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 10:46:12,858 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 10:46:12,858 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 10:46:12,904 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 217 out of 252 [2025-03-17 10:46:12,905 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 237 places, 244 transitions, 578 flow. Second operand has 3 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:12,905 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 10:46:12,905 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 217 of 252 [2025-03-17 10:46:12,905 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 10:46:13,064 INFO L124 PetriNetUnfolderBase]: 279/1507 cut-off events. [2025-03-17 10:46:13,066 INFO L125 PetriNetUnfolderBase]: For 382/397 co-relation queries the response was YES. [2025-03-17 10:46:13,069 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2418 conditions, 1507 events. 279/1507 cut-off events. For 382/397 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 10566 event pairs, 99 based on Foata normal form. 3/1288 useless extension candidates. Maximal degree in co-relation 2118. Up to 446 conditions per place. [2025-03-17 10:46:13,075 INFO L140 encePairwiseOnDemand]: 244/252 looper letters, 35 selfloop transitions, 10 changer transitions 0/257 dead transitions. [2025-03-17 10:46:13,076 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 257 transitions, 719 flow [2025-03-17 10:46:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 10:46:13,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 10:46:13,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 687 transitions. [2025-03-17 10:46:13,079 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9087301587301587 [2025-03-17 10:46:13,080 INFO L175 Difference]: Start difference. First operand has 237 places, 244 transitions, 578 flow. Second operand 3 states and 687 transitions. [2025-03-17 10:46:13,080 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 257 transitions, 719 flow [2025-03-17 10:46:13,084 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 257 transitions, 687 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 10:46:13,089 INFO L231 Difference]: Finished difference. Result has 239 places, 252 transitions, 640 flow [2025-03-17 10:46:13,089 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=252, PETRI_DIFFERENCE_MINUEND_FLOW=554, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=640, PETRI_PLACES=239, PETRI_TRANSITIONS=252} [2025-03-17 10:46:13,090 INFO L279 CegarLoopForPetriNet]: 247 programPoint places, -8 predicate places. [2025-03-17 10:46:13,091 INFO L471 AbstractCegarLoop]: Abstraction has has 239 places, 252 transitions, 640 flow [2025-03-17 10:46:13,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 219.33333333333334) internal successors, (658), 3 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:13,091 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:13,092 INFO L206 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 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] [2025-03-17 10:46:13,092 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 10:46:13,092 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2025-03-17 10:46:13,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:13,093 INFO L85 PathProgramCache]: Analyzing trace with hash 761086266, now seen corresponding path program 1 times [2025-03-17 10:46:13,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:13,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800579098] [2025-03-17 10:46:13,093 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:13,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:13,112 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-17 10:46:13,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-17 10:46:13,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:13,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 10:46:13,129 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 10:46:13,139 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-03-17 10:46:13,156 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-03-17 10:46:13,156 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:13,156 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 10:46:13,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 10:46:13,195 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2025-03-17 10:46:13,196 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2025-03-17 10:46:13,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2025-03-17 10:46:13,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2025-03-17 10:46:13,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2025-03-17 10:46:13,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2025-03-17 10:46:13,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2025-03-17 10:46:13,197 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2025-03-17 10:46:13,198 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2025-03-17 10:46:13,198 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2025-03-17 10:46:13,198 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2025-03-17 10:46:13,198 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2025-03-17 10:46:13,198 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2025-03-17 10:46:13,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-17 10:46:13,198 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-17 10:46:13,199 WARN L246 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-17 10:46:13,199 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-03-17 10:46:13,233 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 10:46:13,237 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 297 places, 305 transitions, 628 flow [2025-03-17 10:46:13,266 INFO L124 PetriNetUnfolderBase]: 15/330 cut-off events. [2025-03-17 10:46:13,266 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2025-03-17 10:46:13,267 INFO L83 FinitePrefix]: Finished finitePrefix Result has 343 conditions, 330 events. 15/330 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 661 event pairs, 0 based on Foata normal form. 0/293 useless extension candidates. Maximal degree in co-relation 272. Up to 4 conditions per place. [2025-03-17 10:46:13,268 INFO L82 GeneralOperation]: Start removeDead. Operand has 297 places, 305 transitions, 628 flow [2025-03-17 10:46:13,272 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 297 places, 305 transitions, 628 flow [2025-03-17 10:46:13,273 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 10:46:13,273 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;@43362cd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 10:46:13,274 INFO L334 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2025-03-17 10:46:13,285 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 10:46:13,285 INFO L124 PetriNetUnfolderBase]: 0/160 cut-off events. [2025-03-17 10:46:13,285 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-17 10:46:13,285 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:13,285 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] [2025-03-17 10:46:13,285 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2025-03-17 10:46:13,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:13,287 INFO L85 PathProgramCache]: Analyzing trace with hash -2125689244, now seen corresponding path program 1 times [2025-03-17 10:46:13,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:13,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548041846] [2025-03-17 10:46:13,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:13,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:13,310 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-17 10:46:13,321 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-17 10:46:13,321 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:13,321 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 10:46:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 10:46:13,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 10:46:13,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548041846] [2025-03-17 10:46:13,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548041846] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 10:46:13,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 10:46:13,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 10:46:13,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533981619] [2025-03-17 10:46:13,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 10:46:13,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 10:46:13,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 10:46:13,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 10:46:13,369 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 10:46:13,414 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 250 out of 305 [2025-03-17 10:46:13,415 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 297 places, 305 transitions, 628 flow. Second operand has 3 states, 3 states have (on average 251.33333333333334) internal successors, (754), 3 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:13,415 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 10:46:13,415 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 250 of 305 [2025-03-17 10:46:13,415 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 10:46:15,304 INFO L124 PetriNetUnfolderBase]: 6063/19711 cut-off events. [2025-03-17 10:46:15,304 INFO L125 PetriNetUnfolderBase]: For 1105/1105 co-relation queries the response was YES. [2025-03-17 10:46:15,363 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29447 conditions, 19711 events. 6063/19711 cut-off events. For 1105/1105 co-relation queries the response was YES. Maximal size of possible extension queue 618. Compared 229818 event pairs, 1840 based on Foata normal form. 6611/22953 useless extension candidates. Maximal degree in co-relation 26749. Up to 5368 conditions per place. [2025-03-17 10:46:15,464 INFO L140 encePairwiseOnDemand]: 268/305 looper letters, 53 selfloop transitions, 18 changer transitions 0/309 dead transitions. [2025-03-17 10:46:15,464 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 309 transitions, 790 flow [2025-03-17 10:46:15,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 10:46:15,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 10:46:15,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 853 transitions. [2025-03-17 10:46:15,468 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9322404371584699 [2025-03-17 10:46:15,468 INFO L175 Difference]: Start difference. First operand has 297 places, 305 transitions, 628 flow. Second operand 3 states and 853 transitions. [2025-03-17 10:46:15,469 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 309 transitions, 790 flow [2025-03-17 10:46:15,474 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 309 transitions, 786 flow, removed 2 selfloop flow, removed 0 redundant places. [2025-03-17 10:46:15,476 INFO L231 Difference]: Finished difference. Result has 282 places, 295 transitions, 726 flow [2025-03-17 10:46:15,477 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=570, PETRI_DIFFERENCE_MINUEND_PLACES=278, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=277, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=726, PETRI_PLACES=282, PETRI_TRANSITIONS=295} [2025-03-17 10:46:15,477 INFO L279 CegarLoopForPetriNet]: 297 programPoint places, -15 predicate places. [2025-03-17 10:46:15,477 INFO L471 AbstractCegarLoop]: Abstraction has has 282 places, 295 transitions, 726 flow [2025-03-17 10:46:15,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 251.33333333333334) internal successors, (754), 3 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:15,479 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:15,479 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] [2025-03-17 10:46:15,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-17 10:46:15,480 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2025-03-17 10:46:15,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:15,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1580878140, now seen corresponding path program 1 times [2025-03-17 10:46:15,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:15,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269616528] [2025-03-17 10:46:15,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:15,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:15,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes. [2025-03-17 10:46:15,509 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 151 of 151 statements. [2025-03-17 10:46:15,509 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:15,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 10:46:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 10:46:15,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 10:46:15,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269616528] [2025-03-17 10:46:15,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269616528] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 10:46:15,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 10:46:15,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 10:46:15,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000204274] [2025-03-17 10:46:15,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 10:46:15,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 10:46:15,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 10:46:15,565 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 10:46:15,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 10:46:15,619 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 305 [2025-03-17 10:46:15,621 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 282 places, 295 transitions, 726 flow. Second operand has 3 states, 3 states have (on average 258.3333333333333) internal successors, (775), 3 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:15,621 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 10:46:15,621 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 305 [2025-03-17 10:46:15,621 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 10:46:16,653 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][302], [Black: 300#true, 225#L693-2true, 112#L701true, 298#true, 288#L693-6true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 296#true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:16,654 INFO L294 olderBase$Statistics]: this new event has 195 ancestors and is cut-off event [2025-03-17 10:46:16,654 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,654 INFO L297 olderBase$Statistics]: existing Event has 193 ancestors and is cut-off event [2025-03-17 10:46:16,654 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,657 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][251], [Black: 300#true, 112#L701true, 288#L693-6true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 22#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 296#true, 305#true]) [2025-03-17 10:46:16,657 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2025-03-17 10:46:16,657 INFO L297 olderBase$Statistics]: existing Event has 195 ancestors and is cut-off event [2025-03-17 10:46:16,657 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,657 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,660 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][318], [Black: 300#true, 225#L693-2true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 142#L693-6true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:16,660 INFO L294 olderBase$Statistics]: this new event has 195 ancestors and is cut-off event [2025-03-17 10:46:16,660 INFO L297 olderBase$Statistics]: existing Event has 193 ancestors and is cut-off event [2025-03-17 10:46:16,660 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,660 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,661 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 22#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 50#L701true, 296#true, 142#L693-6true, 305#true]) [2025-03-17 10:46:16,661 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2025-03-17 10:46:16,661 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:16,661 INFO L297 olderBase$Statistics]: existing Event has 195 ancestors and is cut-off event [2025-03-17 10:46:16,661 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:17,209 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][318], [Black: 300#true, 225#L693-2true, 185#L694-1true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,210 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,210 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:17,210 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:17,210 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 10:46:17,215 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 298#true, 185#L694-1true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 22#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 50#L701true, 296#true, 305#true]) [2025-03-17 10:46:17,215 INFO L294 olderBase$Statistics]: this new event has 202 ancestors and is cut-off event [2025-03-17 10:46:17,215 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,215 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:17,215 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:17,448 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 186#L693-3true, 50#L701true, 296#true, 144#L700-2true, 305#true]) [2025-03-17 10:46:17,448 INFO L294 olderBase$Statistics]: this new event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,448 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,448 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:17,448 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,449 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 112#L701true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 186#L693-3true, 296#true, 305#true]) [2025-03-17 10:46:17,449 INFO L294 olderBase$Statistics]: this new event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,449 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,449 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,449 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1106] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][301], [Black: 300#true, 225#L693-2true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 296#true, 215#L700-2true, 144#L700-2true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,535 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1106] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][301], [Black: 300#true, 225#L693-2true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 296#true, 144#L700-2true, 223#L699true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,535 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1106] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][301], [Black: 300#true, 225#L693-2true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 144#L700-2true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,535 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,535 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][302], [Black: 300#true, 225#L693-2true, 112#L701true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 296#true, 215#L700-2true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,536 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][302], [Black: 300#true, 225#L693-2true, 112#L701true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 296#true, 223#L699true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,536 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,536 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,537 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][302], [Black: 300#true, 225#L693-2true, 112#L701true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,537 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,537 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,537 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,537 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,538 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][318], [Black: 300#true, 225#L693-2true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 144#L700-2true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,538 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,538 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,538 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,538 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:17,539 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][318], [Black: 300#true, 225#L693-2true, 112#L701true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,539 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,539 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:17,539 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,539 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,544 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 22#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 50#L701true, 296#true, 144#L700-2true, 305#true]) [2025-03-17 10:46:17,544 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,544 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,544 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:17,544 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,544 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 112#L701true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 22#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 296#true, 305#true]) [2025-03-17 10:46:17,545 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:17,545 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,545 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:17,545 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:17,578 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][318], [Black: 300#true, 225#L693-2true, 170#L699true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|)]) [2025-03-17 10:46:17,578 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 10:46:17,578 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,578 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 10:46:17,578 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:17,646 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1002] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][288], [Black: 300#true, 170#L699true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 296#true, 215#L700-2true, 219#L694-2true, 305#true]) [2025-03-17 10:46:17,647 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][289], [Black: 300#true, 170#L699true, 298#true, 302#(= |#race~count~0| 0), 294#true, 6#L709-2true, 50#L701true, 296#true, 219#L694-2true, 305#true]) [2025-03-17 10:46:17,647 INFO L294 olderBase$Statistics]: this new event has 211 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,647 INFO L297 olderBase$Statistics]: existing Event has 206 ancestors and is cut-off event [2025-03-17 10:46:17,857 INFO L124 PetriNetUnfolderBase]: 8308/27248 cut-off events. [2025-03-17 10:46:17,857 INFO L125 PetriNetUnfolderBase]: For 8740/9492 co-relation queries the response was YES. [2025-03-17 10:46:17,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47971 conditions, 27248 events. 8308/27248 cut-off events. For 8740/9492 co-relation queries the response was YES. Maximal size of possible extension queue 826. Compared 338842 event pairs, 3131 based on Foata normal form. 50/22514 useless extension candidates. Maximal degree in co-relation 47670. Up to 10180 conditions per place. [2025-03-17 10:46:18,063 INFO L140 encePairwiseOnDemand]: 293/305 looper letters, 53 selfloop transitions, 20 changer transitions 0/323 dead transitions. [2025-03-17 10:46:18,063 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 284 places, 323 transitions, 986 flow [2025-03-17 10:46:18,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 10:46:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 10:46:18,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 822 transitions. [2025-03-17 10:46:18,066 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.898360655737705 [2025-03-17 10:46:18,066 INFO L175 Difference]: Start difference. First operand has 282 places, 295 transitions, 726 flow. Second operand 3 states and 822 transitions. [2025-03-17 10:46:18,066 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 284 places, 323 transitions, 986 flow [2025-03-17 10:46:18,081 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 282 places, 323 transitions, 934 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 10:46:18,083 INFO L231 Difference]: Finished difference. Result has 284 places, 313 transitions, 876 flow [2025-03-17 10:46:18,084 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=690, PETRI_DIFFERENCE_MINUEND_PLACES=280, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=295, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=876, PETRI_PLACES=284, PETRI_TRANSITIONS=313} [2025-03-17 10:46:18,084 INFO L279 CegarLoopForPetriNet]: 297 programPoint places, -13 predicate places. [2025-03-17 10:46:18,084 INFO L471 AbstractCegarLoop]: Abstraction has has 284 places, 313 transitions, 876 flow [2025-03-17 10:46:18,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 258.3333333333333) internal successors, (775), 3 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:18,085 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:18,085 INFO L206 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 10:46:18,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-17 10:46:18,085 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2025-03-17 10:46:18,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:18,086 INFO L85 PathProgramCache]: Analyzing trace with hash -36853492, now seen corresponding path program 1 times [2025-03-17 10:46:18,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:18,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850274893] [2025-03-17 10:46:18,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:18,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:18,101 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-17 10:46:18,108 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-17 10:46:18,108 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:18,109 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 10:46:18,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 10:46:18,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 10:46:18,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850274893] [2025-03-17 10:46:18,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850274893] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 10:46:18,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 10:46:18,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 10:46:18,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324079838] [2025-03-17 10:46:18,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 10:46:18,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 10:46:18,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 10:46:18,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 10:46:18,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 10:46:18,199 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 256 out of 305 [2025-03-17 10:46:18,200 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 313 transitions, 876 flow. Second operand has 3 states, 3 states have (on average 258.6666666666667) internal successors, (776), 3 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:18,201 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 10:46:18,201 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 256 of 305 [2025-03-17 10:46:18,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-03-17 10:46:19,351 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 6#L709-2true, 50#L701true, 296#true, 222#L693-6true, 89#L693-3true, 305#true]) [2025-03-17 10:46:19,352 INFO L294 olderBase$Statistics]: this new event has 191 ancestors and is cut-off event [2025-03-17 10:46:19,352 INFO L297 olderBase$Statistics]: existing Event has 193 ancestors and is cut-off event [2025-03-17 10:46:19,352 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2025-03-17 10:46:19,352 INFO L297 olderBase$Statistics]: existing Event has 186 ancestors and is cut-off event [2025-03-17 10:46:19,558 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1047] L701-3-->L701: Formula: (and (= |v_thr1Thread1of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread1of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread1of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread1of3ForFork0_Barrier2_#t~ret8#1][313], [Black: 300#true, 298#true, 288#L693-6true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 6#L709-2true, 312#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 296#true, 254#L701true, 153#L693-2true, 305#true]) [2025-03-17 10:46:19,558 INFO L294 olderBase$Statistics]: this new event has 195 ancestors and is cut-off event [2025-03-17 10:46:19,558 INFO L297 olderBase$Statistics]: existing Event has 193 ancestors and is cut-off event [2025-03-17 10:46:19,558 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:19,558 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:19,614 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][335], [Black: 300#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 312#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 6#L709-2true, 50#L701true, 296#true, 153#L693-2true, 222#L693-6true, 305#true]) [2025-03-17 10:46:19,615 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L297 olderBase$Statistics]: existing Event has 195 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 6#L709-2true, 50#L701true, 296#true, 222#L693-6true, 155#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 305#true]) [2025-03-17 10:46:19,615 INFO L294 olderBase$Statistics]: this new event has 193 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L297 olderBase$Statistics]: existing Event has 188 ancestors and is cut-off event [2025-03-17 10:46:19,615 INFO L297 olderBase$Statistics]: existing Event has 195 ancestors and is cut-off event [2025-03-17 10:46:19,682 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1047] L701-3-->L701: Formula: (and (= |v_thr1Thread1of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread1of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread1of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread1of3ForFork0_Barrier2_#t~ret8#1][200], [Black: 300#true, 310#true, 298#true, 288#L693-6true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 78#L694-2true, 294#true, 6#L709-2true, 254#L701true, 296#true, 305#true]) [2025-03-17 10:46:19,682 INFO L294 olderBase$Statistics]: this new event has 195 ancestors and is cut-off event [2025-03-17 10:46:19,682 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:19,682 INFO L297 olderBase$Statistics]: existing Event has 190 ancestors and is cut-off event [2025-03-17 10:46:19,682 INFO L297 olderBase$Statistics]: existing Event has 190 ancestors and is cut-off event [2025-03-17 10:46:20,005 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 35#L694-1true, 6#L709-2true, 50#L701true, 296#true, 89#L693-3true, 305#true]) [2025-03-17 10:46:20,005 INFO L294 olderBase$Statistics]: this new event has 200 ancestors and is cut-off event [2025-03-17 10:46:20,005 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 10:46:20,005 INFO L297 olderBase$Statistics]: existing Event has 195 ancestors and is cut-off event [2025-03-17 10:46:20,005 INFO L297 olderBase$Statistics]: existing Event has 195 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 35#L694-1true, 6#L709-2true, 50#L701true, 296#true, 155#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 305#true]) [2025-03-17 10:46:20,123 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][335], [Black: 300#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 35#L694-1true, 6#L709-2true, 312#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 50#L701true, 296#true, 153#L693-2true, 305#true]) [2025-03-17 10:46:20,123 INFO L294 olderBase$Statistics]: this new event has 204 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L297 olderBase$Statistics]: existing Event has 202 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:20,123 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2025-03-17 10:46:20,428 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 6#L709-2true, 50#L701true, 296#true, 254#L701true, 89#L693-3true, 305#true]) [2025-03-17 10:46:20,428 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,428 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,428 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,428 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, 27#L700-2true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 6#L709-2true, 50#L701true, 296#true, 89#L693-3true, 305#true]) [2025-03-17 10:46:20,430 INFO L294 olderBase$Statistics]: this new event has 206 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1002] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][298], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 6#L709-2true, 254#L701true, 296#true, 215#L700-2true, 89#L693-3true, 305#true]) [2025-03-17 10:46:20,430 INFO L294 olderBase$Statistics]: this new event has 206 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,430 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 6#L709-2true, 50#L701true, 254#L701true, 296#true, 89#L693-3true, 305#true]) [2025-03-17 10:46:20,431 INFO L294 olderBase$Statistics]: this new event has 206 ancestors and is cut-off event [2025-03-17 10:46:20,431 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,431 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,431 INFO L297 olderBase$Statistics]: existing Event has 201 ancestors and is cut-off event [2025-03-17 10:46:20,431 INFO L297 olderBase$Statistics]: existing Event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,508 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 6#L709-2true, 50#L701true, 254#L701true, 296#true, 155#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 305#true]) [2025-03-17 10:46:20,508 INFO L294 olderBase$Statistics]: this new event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,508 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,508 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,508 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][335], [Black: 300#true, 27#L700-2true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 312#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 6#L709-2true, 50#L701true, 296#true, 153#L693-2true, 305#true]) [2025-03-17 10:46:20,511 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][335], [Black: 300#true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 312#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 6#L709-2true, 50#L701true, 254#L701true, 296#true, 153#L693-2true, 305#true]) [2025-03-17 10:46:20,511 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,511 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, 27#L700-2true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 6#L709-2true, 50#L701true, 296#true, 155#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 305#true]) [2025-03-17 10:46:20,513 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1002] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][298], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 6#L709-2true, 254#L701true, 296#true, 215#L700-2true, 155#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 305#true]) [2025-03-17 10:46:20,513 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][299], [Black: 300#true, 310#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 6#L709-2true, 50#L701true, 254#L701true, 296#true, 155#thr1Err4ASSERT_VIOLATIONDATA_RACEtrue, 305#true]) [2025-03-17 10:46:20,513 INFO L294 olderBase$Statistics]: this new event has 208 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 210 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,513 INFO L297 olderBase$Statistics]: existing Event has 203 ancestors and is cut-off event [2025-03-17 10:46:20,544 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([995] L701-3-->L701: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][335], [Black: 300#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 298#true, 294#true, 180#L699true, 312#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 6#L709-2true, 50#L701true, 296#true, 153#L693-2true, 305#true]) [2025-03-17 10:46:20,544 INFO L294 olderBase$Statistics]: this new event has 209 ancestors and is cut-off event [2025-03-17 10:46:20,544 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:20,544 INFO L297 olderBase$Statistics]: existing Event has 211 ancestors and is cut-off event [2025-03-17 10:46:20,544 INFO L297 olderBase$Statistics]: existing Event has 204 ancestors and is cut-off event [2025-03-17 10:46:20,722 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][256], [Black: 300#true, 310#true, 27#L700-2true, 112#L701true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 6#L709-2true, 50#L701true, 296#true, 305#true]) [2025-03-17 10:46:20,722 INFO L294 olderBase$Statistics]: this new event has 217 ancestors and is cut-off event [2025-03-17 10:46:20,722 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-17 10:46:20,723 INFO L297 olderBase$Statistics]: existing Event has 212 ancestors and is cut-off event [2025-03-17 10:46:20,723 INFO L297 olderBase$Statistics]: existing Event has 219 ancestors and is cut-off event [2025-03-17 10:46:20,734 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][256], [Black: 300#true, 310#true, 112#L701true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 180#L699true, 6#L709-2true, 50#L701true, 296#true, 305#true]) [2025-03-17 10:46:20,734 INFO L294 olderBase$Statistics]: this new event has 220 ancestors and is cut-off event [2025-03-17 10:46:20,734 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-17 10:46:20,734 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,734 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1106] L700-5-->L700-2: Formula: (and (= |v_#pthreadsMutex_21| (store |v_#pthreadsMutex_22| |v_~#MTX~0.base_17| (store (select |v_#pthreadsMutex_22| |v_~#MTX~0.base_17|) |v_~#MTX~0.offset_17| 0))) (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0)) InVars {~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_22|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_17|, #pthreadsMutex=|v_#pthreadsMutex_21|, ~#MTX~0.offset=|v_~#MTX~0.offset_17|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][255], [Black: 300#true, 310#true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 180#L699true, 6#L709-2true, 50#L701true, 296#true, 144#L700-2true, 305#true]) [2025-03-17 10:46:20,736 INFO L294 olderBase$Statistics]: this new event has 218 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][256], [Black: 300#true, 310#true, 112#L701true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 180#L699true, 6#L709-2true, 296#true, 215#L700-2true, 305#true]) [2025-03-17 10:46:20,736 INFO L294 olderBase$Statistics]: this new event has 218 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([1099] L701-3-->L701: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][256], [Black: 300#true, 310#true, 112#L701true, 298#true, Black: 307#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 294#true, 180#L699true, 6#L709-2true, 50#L701true, 296#true, 305#true]) [2025-03-17 10:46:20,736 INFO L294 olderBase$Statistics]: this new event has 218 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 220 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,736 INFO L297 olderBase$Statistics]: existing Event has 213 ancestors and is cut-off event [2025-03-17 10:46:20,784 INFO L124 PetriNetUnfolderBase]: 10262/31939 cut-off events. [2025-03-17 10:46:20,784 INFO L125 PetriNetUnfolderBase]: For 15163/16505 co-relation queries the response was YES. [2025-03-17 10:46:20,872 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59889 conditions, 31939 events. 10262/31939 cut-off events. For 15163/16505 co-relation queries the response was YES. Maximal size of possible extension queue 1029. Compared 400134 event pairs, 3502 based on Foata normal form. 56/26061 useless extension candidates. Maximal degree in co-relation 59623. Up to 12403 conditions per place. [2025-03-17 10:46:21,001 INFO L140 encePairwiseOnDemand]: 293/305 looper letters, 66 selfloop transitions, 28 changer transitions 0/346 dead transitions. [2025-03-17 10:46:21,002 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 286 places, 346 transitions, 1227 flow [2025-03-17 10:46:21,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 10:46:21,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-03-17 10:46:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 821 transitions. [2025-03-17 10:46:21,004 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.8972677595628415 [2025-03-17 10:46:21,004 INFO L175 Difference]: Start difference. First operand has 284 places, 313 transitions, 876 flow. Second operand 3 states and 821 transitions. [2025-03-17 10:46:21,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 286 places, 346 transitions, 1227 flow [2025-03-17 10:46:21,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 346 transitions, 1171 flow, removed 0 selfloop flow, removed 2 redundant places. [2025-03-17 10:46:21,031 INFO L231 Difference]: Finished difference. Result has 286 places, 337 transitions, 1122 flow [2025-03-17 10:46:21,032 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=305, PETRI_DIFFERENCE_MINUEND_FLOW=836, PETRI_DIFFERENCE_MINUEND_PLACES=282, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=313, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=285, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1122, PETRI_PLACES=286, PETRI_TRANSITIONS=337} [2025-03-17 10:46:21,034 INFO L279 CegarLoopForPetriNet]: 297 programPoint places, -11 predicate places. [2025-03-17 10:46:21,034 INFO L471 AbstractCegarLoop]: Abstraction has has 286 places, 337 transitions, 1122 flow [2025-03-17 10:46:21,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 258.6666666666667) internal successors, (776), 3 states have internal predecessors, (776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:21,035 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:21,035 INFO L206 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 10:46:21,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-17 10:46:21,036 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2025-03-17 10:46:21,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:21,036 INFO L85 PathProgramCache]: Analyzing trace with hash -101340797, now seen corresponding path program 1 times [2025-03-17 10:46:21,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:21,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647218926] [2025-03-17 10:46:21,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:21,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:21,050 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-17 10:46:21,063 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-17 10:46:21,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:21,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 10:46:21,065 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 10:46:21,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-17 10:46:21,080 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-17 10:46:21,080 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:21,080 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 10:46:21,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 10:46:21,108 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 25 remaining) [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2025-03-17 10:46:21,108 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2025-03-17 10:46:21,109 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2025-03-17 10:46:21,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-17 10:46:21,109 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-17 10:46:21,110 WARN L246 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2025-03-17 10:46:21,110 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2025-03-17 10:46:21,139 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-03-17 10:46:21,144 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 347 places, 358 transitions, 744 flow [2025-03-17 10:46:21,171 INFO L124 PetriNetUnfolderBase]: 20/392 cut-off events. [2025-03-17 10:46:21,172 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2025-03-17 10:46:21,174 INFO L83 FinitePrefix]: Finished finitePrefix Result has 411 conditions, 392 events. 20/392 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 975 event pairs, 0 based on Foata normal form. 0/343 useless extension candidates. Maximal degree in co-relation 338. Up to 5 conditions per place. [2025-03-17 10:46:21,175 INFO L82 GeneralOperation]: Start removeDead. Operand has 347 places, 358 transitions, 744 flow [2025-03-17 10:46:21,176 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 347 places, 358 transitions, 744 flow [2025-03-17 10:46:21,177 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 10:46:21,179 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;@43362cd6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 10:46:21,179 INFO L334 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2025-03-17 10:46:21,184 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-03-17 10:46:21,184 INFO L124 PetriNetUnfolderBase]: 0/160 cut-off events. [2025-03-17 10:46:21,184 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2025-03-17 10:46:21,184 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-03-17 10:46:21,184 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] [2025-03-17 10:46:21,184 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err5ASSERT_VIOLATIONDATA_RACE, thr1Err4ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2025-03-17 10:46:21,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 10:46:21,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1326330408, now seen corresponding path program 1 times [2025-03-17 10:46:21,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 10:46:21,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348332323] [2025-03-17 10:46:21,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 10:46:21,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 10:46:21,198 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-17 10:46:21,207 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-17 10:46:21,207 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 10:46:21,207 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 10:46:21,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-17 10:46:21,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 10:46:21,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348332323] [2025-03-17 10:46:21,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348332323] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 10:46:21,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 10:46:21,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 10:46:21,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395287841] [2025-03-17 10:46:21,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 10:46:21,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 10:46:21,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 10:46:21,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 10:46:21,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 10:46:21,309 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 285 out of 358 [2025-03-17 10:46:21,310 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 347 places, 358 transitions, 744 flow. Second operand has 3 states, 3 states have (on average 286.3333333333333) internal successors, (859), 3 states have internal predecessors, (859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-17 10:46:21,310 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-03-17 10:46:21,310 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 285 of 358 [2025-03-17 10:46:21,310 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand