./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.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 828cbbb8bb1b7fb83d1c4d35071bdac7e1b4ae65dfc83ebb19446976ecd8d980 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 16:48:59,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 16:48:59,140 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-14 16:48:59,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 16:48:59,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 16:48:59,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 16:48:59,175 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 16:48:59,176 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 16:48:59,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 16:48:59,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 16:48:59,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 16:48:59,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 16:48:59,178 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 16:48:59,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 16:48:59,179 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 16:48:59,179 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 16:48:59,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 16:48:59,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 16:48:59,180 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 16:48:59,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 16:48:59,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 16:48:59,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 16:48:59,181 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-14 16:48:59,181 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 16:48:59,181 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 16:48:59,181 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 16:48:59,181 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 16:48:59,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 16:48:59,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 16:48:59,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 16:48:59,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 16:48:59,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 16:48:59,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 16:48:59,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 16:48:59,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 16:48:59,183 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 16:48:59,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 16:48:59,184 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 16:48:59,184 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 16:48:59,184 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 16:48:59,184 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 16:48:59,188 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 828cbbb8bb1b7fb83d1c4d35071bdac7e1b4ae65dfc83ebb19446976ecd8d980 [2024-10-14 16:48:59,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 16:48:59,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 16:48:59,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 16:48:59,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 16:48:59,427 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 16:48:59,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i [2024-10-14 16:49:00,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 16:49:00,960 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 16:49:00,961 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/40_barrier_vf-pthread.i [2024-10-14 16:49:00,975 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef924bdee/2e4e91c24ba8462b8ab58ace157b1972/FLAGca3dba4fc [2024-10-14 16:49:00,988 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef924bdee/2e4e91c24ba8462b8ab58ace157b1972 [2024-10-14 16:49:00,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 16:49:00,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 16:49:00,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 16:49:00,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 16:49:01,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 16:49:01,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:49:00" (1/1) ... [2024-10-14 16:49:01,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18fbe506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01, skipping insertion in model container [2024-10-14 16:49:01,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:49:00" (1/1) ... [2024-10-14 16:49:01,040 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 16:49:01,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:49:01,372 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 16:49:01,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 16:49:01,434 INFO L204 MainTranslator]: Completed translation [2024-10-14 16:49:01,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01 WrapperNode [2024-10-14 16:49:01,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 16:49:01,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 16:49:01,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 16:49:01,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 16:49:01,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,467 INFO L138 Inliner]: procedures = 164, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2024-10-14 16:49:01,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 16:49:01,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 16:49:01,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 16:49:01,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 16:49:01,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,477 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,484 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,486 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 16:49:01,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 16:49:01,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 16:49:01,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 16:49:01,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (1/1) ... [2024-10-14 16:49:01,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 16:49:01,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 16:49:01,518 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) [2024-10-14 16:49:01,520 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 [2024-10-14 16:49:01,553 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-10-14 16:49:01,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-10-14 16:49:01,553 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-14 16:49:01,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 16:49:01,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-14 16:49:01,554 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-14 16:49:01,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 16:49:01,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 16:49:01,555 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-14 16:49:01,651 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 16:49:01,653 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 16:49:01,813 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-14 16:49:01,814 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 16:49:01,838 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 16:49:01,840 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-14 16:49:01,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:49:01 BoogieIcfgContainer [2024-10-14 16:49:01,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 16:49:01,842 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 16:49:01,842 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 16:49:01,845 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 16:49:01,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 04:49:00" (1/3) ... [2024-10-14 16:49:01,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f3c142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:49:01, skipping insertion in model container [2024-10-14 16:49:01,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:49:01" (2/3) ... [2024-10-14 16:49:01,847 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f3c142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:49:01, skipping insertion in model container [2024-10-14 16:49:01,847 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:49:01" (3/3) ... [2024-10-14 16:49:01,848 INFO L112 eAbstractionObserver]: Analyzing ICFG 40_barrier_vf-pthread.i [2024-10-14 16:49:01,867 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 16:49:01,867 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-10-14 16:49:01,868 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-14 16:49:01,918 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:49:01,950 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 103 places, 106 transitions, 216 flow [2024-10-14 16:49:01,995 INFO L124 PetriNetUnfolderBase]: 7/115 cut-off events. [2024-10-14 16:49:01,995 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 16:49:02,002 INFO L83 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 115 events. 7/115 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. 0/100 useless extension candidates. Maximal degree in co-relation 63. Up to 4 conditions per place. [2024-10-14 16:49:02,004 INFO L82 GeneralOperation]: Start removeDead. Operand has 103 places, 106 transitions, 216 flow [2024-10-14 16:49:02,009 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 103 places, 106 transitions, 216 flow [2024-10-14 16:49:02,023 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:49:02,030 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;@10178582, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:49:02,030 INFO L334 AbstractCegarLoop]: Starting to check reachability of 13 error locations. [2024-10-14 16:49:02,051 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:49:02,051 INFO L124 PetriNetUnfolderBase]: 2/65 cut-off events. [2024-10-14 16:49:02,051 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 16:49:02,055 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:02,056 INFO L204 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] [2024-10-14 16:49:02,057 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-10-14 16:49:02,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:02,065 INFO L85 PathProgramCache]: Analyzing trace with hash 623706157, now seen corresponding path program 1 times [2024-10-14 16:49:02,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:02,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547662770] [2024-10-14 16:49:02,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:02,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:02,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:02,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547662770] [2024-10-14 16:49:02,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547662770] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:02,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:02,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:02,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031276608] [2024-10-14 16:49:02,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:02,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:02,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:02,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:02,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:02,383 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 106 [2024-10-14 16:49:02,385 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 106 transitions, 216 flow. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2024-10-14 16:49:02,386 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:02,386 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 106 [2024-10-14 16:49:02,386 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:02,444 INFO L124 PetriNetUnfolderBase]: 1/100 cut-off events. [2024-10-14 16:49:02,444 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-14 16:49:02,445 INFO L83 FinitePrefix]: Finished finitePrefix Result has 117 conditions, 100 events. 1/100 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 19/113 useless extension candidates. Maximal degree in co-relation 64. Up to 7 conditions per place. [2024-10-14 16:49:02,446 INFO L140 encePairwiseOnDemand]: 94/106 looper letters, 8 selfloop transitions, 4 changer transitions 0/92 dead transitions. [2024-10-14 16:49:02,450 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 92 transitions, 212 flow [2024-10-14 16:49:02,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 283 transitions. [2024-10-14 16:49:02,474 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.889937106918239 [2024-10-14 16:49:02,490 INFO L175 Difference]: Start difference. First operand has 103 places, 106 transitions, 216 flow. Second operand 3 states and 283 transitions. [2024-10-14 16:49:02,492 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 92 transitions, 212 flow [2024-10-14 16:49:02,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 92 transitions, 212 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-14 16:49:02,498 INFO L231 Difference]: Finished difference. Result has 94 places, 91 transitions, 194 flow [2024-10-14 16:49:02,500 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=106, PETRI_DIFFERENCE_MINUEND_FLOW=186, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=94, PETRI_TRANSITIONS=91} [2024-10-14 16:49:02,511 INFO L277 CegarLoopForPetriNet]: 103 programPoint places, -9 predicate places. [2024-10-14 16:49:02,512 INFO L471 AbstractCegarLoop]: Abstraction has has 94 places, 91 transitions, 194 flow [2024-10-14 16:49:02,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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) [2024-10-14 16:49:02,512 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:02,512 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 16:49:02,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 16:49:02,513 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 9 more)] === [2024-10-14 16:49:02,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:02,513 INFO L85 PathProgramCache]: Analyzing trace with hash -158629161, now seen corresponding path program 1 times [2024-10-14 16:49:02,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:02,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682924066] [2024-10-14 16:49:02,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:02,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:49:02,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 16:49:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:49:02,598 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 16:49:02,600 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 16:49:02,601 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 13 remaining) [2024-10-14 16:49:02,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 13 remaining) [2024-10-14 16:49:02,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 13 remaining) [2024-10-14 16:49:02,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 13 remaining) [2024-10-14 16:49:02,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 13 remaining) [2024-10-14 16:49:02,603 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (7 of 13 remaining) [2024-10-14 16:49:02,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (6 of 13 remaining) [2024-10-14 16:49:02,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 13 remaining) [2024-10-14 16:49:02,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 13 remaining) [2024-10-14 16:49:02,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (3 of 13 remaining) [2024-10-14 16:49:02,605 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (2 of 13 remaining) [2024-10-14 16:49:02,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 13 remaining) [2024-10-14 16:49:02,606 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 13 remaining) [2024-10-14 16:49:02,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 16:49:02,607 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 16:49:02,609 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-14 16:49:02,609 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-14 16:49:02,648 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:49:02,653 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 153 places, 159 transitions, 328 flow [2024-10-14 16:49:02,688 INFO L124 PetriNetUnfolderBase]: 13/179 cut-off events. [2024-10-14 16:49:02,689 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-10-14 16:49:02,690 INFO L83 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 179 events. 13/179 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 341 event pairs, 0 based on Foata normal form. 0/151 useless extension candidates. Maximal degree in co-relation 116. Up to 6 conditions per place. [2024-10-14 16:49:02,691 INFO L82 GeneralOperation]: Start removeDead. Operand has 153 places, 159 transitions, 328 flow [2024-10-14 16:49:02,693 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 153 places, 159 transitions, 328 flow [2024-10-14 16:49:02,695 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:49:02,695 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;@10178582, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:49:02,696 INFO L334 AbstractCegarLoop]: Starting to check reachability of 19 error locations. [2024-10-14 16:49:02,708 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:49:02,708 INFO L124 PetriNetUnfolderBase]: 2/65 cut-off events. [2024-10-14 16:49:02,711 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-14 16:49:02,712 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:02,712 INFO L204 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] [2024-10-14 16:49:02,712 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2024-10-14 16:49:02,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:02,713 INFO L85 PathProgramCache]: Analyzing trace with hash 2029185441, now seen corresponding path program 1 times [2024-10-14 16:49:02,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:02,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989121299] [2024-10-14 16:49:02,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:02,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:02,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:02,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989121299] [2024-10-14 16:49:02,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989121299] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:02,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:02,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:02,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932877776] [2024-10-14 16:49:02,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:02,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:02,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:02,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:02,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:02,823 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 121 out of 159 [2024-10-14 16:49:02,824 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 159 transitions, 328 flow. Second operand has 3 states, 3 states have (on average 122.33333333333333) internal successors, (367), 3 states have internal predecessors, (367), 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) [2024-10-14 16:49:02,826 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:02,826 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 121 of 159 [2024-10-14 16:49:02,826 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:03,006 INFO L124 PetriNetUnfolderBase]: 190/1117 cut-off events. [2024-10-14 16:49:03,006 INFO L125 PetriNetUnfolderBase]: For 35/35 co-relation queries the response was YES. [2024-10-14 16:49:03,014 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1532 conditions, 1117 events. 190/1117 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 7763 event pairs, 50 based on Foata normal form. 372/1322 useless extension candidates. Maximal degree in co-relation 1361. Up to 233 conditions per place. [2024-10-14 16:49:03,019 INFO L140 encePairwiseOnDemand]: 133/159 looper letters, 35 selfloop transitions, 12 changer transitions 0/159 dead transitions. [2024-10-14 16:49:03,019 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 159 transitions, 427 flow [2024-10-14 16:49:03,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 434 transitions. [2024-10-14 16:49:03,024 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.909853249475891 [2024-10-14 16:49:03,024 INFO L175 Difference]: Start difference. First operand has 153 places, 159 transitions, 328 flow. Second operand 3 states and 434 transitions. [2024-10-14 16:49:03,024 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 159 transitions, 427 flow [2024-10-14 16:49:03,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 159 transitions, 427 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-14 16:49:03,031 INFO L231 Difference]: Finished difference. Result has 143 places, 150 transitions, 390 flow [2024-10-14 16:49:03,031 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=159, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=139, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=390, PETRI_PLACES=143, PETRI_TRANSITIONS=150} [2024-10-14 16:49:03,032 INFO L277 CegarLoopForPetriNet]: 153 programPoint places, -10 predicate places. [2024-10-14 16:49:03,032 INFO L471 AbstractCegarLoop]: Abstraction has has 143 places, 150 transitions, 390 flow [2024-10-14 16:49:03,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 122.33333333333333) internal successors, (367), 3 states have internal predecessors, (367), 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) [2024-10-14 16:49:03,032 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:03,032 INFO L204 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] [2024-10-14 16:49:03,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 16:49:03,033 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2024-10-14 16:49:03,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:03,033 INFO L85 PathProgramCache]: Analyzing trace with hash 385585852, now seen corresponding path program 1 times [2024-10-14 16:49:03,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:03,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266390897] [2024-10-14 16:49:03,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:03,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:03,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:03,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:03,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266390897] [2024-10-14 16:49:03,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266390897] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:03,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:03,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:03,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94848557] [2024-10-14 16:49:03,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:03,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:03,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:03,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:03,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:03,219 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 123 out of 159 [2024-10-14 16:49:03,220 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 150 transitions, 390 flow. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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) [2024-10-14 16:49:03,220 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:03,220 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 123 of 159 [2024-10-14 16:49:03,220 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:03,373 INFO L124 PetriNetUnfolderBase]: 279/1415 cut-off events. [2024-10-14 16:49:03,373 INFO L125 PetriNetUnfolderBase]: For 380/395 co-relation queries the response was YES. [2024-10-14 16:49:03,377 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2326 conditions, 1415 events. 279/1415 cut-off events. For 380/395 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 10558 event pairs, 99 based on Foata normal form. 3/1195 useless extension candidates. Maximal degree in co-relation 2119. Up to 446 conditions per place. [2024-10-14 16:49:03,384 INFO L140 encePairwiseOnDemand]: 151/159 looper letters, 35 selfloop transitions, 10 changer transitions 0/163 dead transitions. [2024-10-14 16:49:03,385 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 163 transitions, 531 flow [2024-10-14 16:49:03,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 405 transitions. [2024-10-14 16:49:03,387 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8490566037735849 [2024-10-14 16:49:03,387 INFO L175 Difference]: Start difference. First operand has 143 places, 150 transitions, 390 flow. Second operand 3 states and 405 transitions. [2024-10-14 16:49:03,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 163 transitions, 531 flow [2024-10-14 16:49:03,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 163 transitions, 499 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 16:49:03,394 INFO L231 Difference]: Finished difference. Result has 145 places, 158 transitions, 452 flow [2024-10-14 16:49:03,395 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=159, PETRI_DIFFERENCE_MINUEND_FLOW=366, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=140, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=452, PETRI_PLACES=145, PETRI_TRANSITIONS=158} [2024-10-14 16:49:03,396 INFO L277 CegarLoopForPetriNet]: 153 programPoint places, -8 predicate places. [2024-10-14 16:49:03,396 INFO L471 AbstractCegarLoop]: Abstraction has has 145 places, 158 transitions, 452 flow [2024-10-14 16:49:03,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 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) [2024-10-14 16:49:03,396 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:03,396 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 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] [2024-10-14 16:49:03,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-14 16:49:03,397 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 15 more)] === [2024-10-14 16:49:03,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:03,397 INFO L85 PathProgramCache]: Analyzing trace with hash -2040709380, now seen corresponding path program 1 times [2024-10-14 16:49:03,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:03,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613232077] [2024-10-14 16:49:03,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:03,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:49:03,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 16:49:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:49:03,427 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 16:49:03,428 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 16:49:03,428 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 19 remaining) [2024-10-14 16:49:03,428 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (17 of 19 remaining) [2024-10-14 16:49:03,428 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (16 of 19 remaining) [2024-10-14 16:49:03,428 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (15 of 19 remaining) [2024-10-14 16:49:03,428 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (14 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (13 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (12 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (7 of 19 remaining) [2024-10-14 16:49:03,429 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (6 of 19 remaining) [2024-10-14 16:49:03,430 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 19 remaining) [2024-10-14 16:49:03,430 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 19 remaining) [2024-10-14 16:49:03,430 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (3 of 19 remaining) [2024-10-14 16:49:03,430 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (2 of 19 remaining) [2024-10-14 16:49:03,430 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 19 remaining) [2024-10-14 16:49:03,430 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 19 remaining) [2024-10-14 16:49:03,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-14 16:49:03,430 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-10-14 16:49:03,431 WARN L239 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-14 16:49:03,431 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-10-14 16:49:03,464 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:49:03,467 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 203 places, 212 transitions, 442 flow [2024-10-14 16:49:03,513 INFO L124 PetriNetUnfolderBase]: 19/243 cut-off events. [2024-10-14 16:49:03,513 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-10-14 16:49:03,515 INFO L83 FinitePrefix]: Finished finitePrefix Result has 256 conditions, 243 events. 19/243 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 643 event pairs, 0 based on Foata normal form. 0/202 useless extension candidates. Maximal degree in co-relation 183. Up to 8 conditions per place. [2024-10-14 16:49:03,515 INFO L82 GeneralOperation]: Start removeDead. Operand has 203 places, 212 transitions, 442 flow [2024-10-14 16:49:03,517 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 203 places, 212 transitions, 442 flow [2024-10-14 16:49:03,518 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:49:03,519 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;@10178582, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:49:03,519 INFO L334 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2024-10-14 16:49:03,524 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:49:03,524 INFO L124 PetriNetUnfolderBase]: 2/67 cut-off events. [2024-10-14 16:49:03,524 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-14 16:49:03,525 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:03,525 INFO L204 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] [2024-10-14 16:49:03,525 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-10-14 16:49:03,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:03,526 INFO L85 PathProgramCache]: Analyzing trace with hash -2078112811, now seen corresponding path program 1 times [2024-10-14 16:49:03,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:03,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702299898] [2024-10-14 16:49:03,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:03,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:03,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:03,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702299898] [2024-10-14 16:49:03,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702299898] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:03,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:03,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:03,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222960267] [2024-10-14 16:49:03,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:03,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:03,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:03,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:03,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:03,624 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 156 out of 212 [2024-10-14 16:49:03,625 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 212 transitions, 442 flow. Second operand has 3 states, 3 states have (on average 157.33333333333334) internal successors, (472), 3 states have internal predecessors, (472), 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) [2024-10-14 16:49:03,625 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:03,625 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 156 of 212 [2024-10-14 16:49:03,626 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:05,564 INFO L124 PetriNetUnfolderBase]: 5979/19555 cut-off events. [2024-10-14 16:49:05,564 INFO L125 PetriNetUnfolderBase]: For 1108/1108 co-relation queries the response was YES. [2024-10-14 16:49:05,618 INFO L83 FinitePrefix]: Finished finitePrefix Result has 29186 conditions, 19555 events. 5979/19555 cut-off events. For 1108/1108 co-relation queries the response was YES. Maximal size of possible extension queue 617. Compared 229756 event pairs, 1651 based on Foata normal form. 6532/22661 useless extension candidates. Maximal degree in co-relation 22913. Up to 5287 conditions per place. [2024-10-14 16:49:05,712 INFO L140 encePairwiseOnDemand]: 174/212 looper letters, 53 selfloop transitions, 18 changer transitions 0/215 dead transitions. [2024-10-14 16:49:05,713 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 215 transitions, 602 flow [2024-10-14 16:49:05,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:05,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 573 transitions. [2024-10-14 16:49:05,714 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9009433962264151 [2024-10-14 16:49:05,715 INFO L175 Difference]: Start difference. First operand has 203 places, 212 transitions, 442 flow. Second operand 3 states and 573 transitions. [2024-10-14 16:49:05,715 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 215 transitions, 602 flow [2024-10-14 16:49:05,718 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 186 places, 215 transitions, 598 flow, removed 2 selfloop flow, removed 0 redundant places. [2024-10-14 16:49:05,722 INFO L231 Difference]: Finished difference. Result has 188 places, 201 transitions, 538 flow [2024-10-14 16:49:05,723 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=382, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=183, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=538, PETRI_PLACES=188, PETRI_TRANSITIONS=201} [2024-10-14 16:49:05,723 INFO L277 CegarLoopForPetriNet]: 203 programPoint places, -15 predicate places. [2024-10-14 16:49:05,724 INFO L471 AbstractCegarLoop]: Abstraction has has 188 places, 201 transitions, 538 flow [2024-10-14 16:49:05,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 157.33333333333334) internal successors, (472), 3 states have internal predecessors, (472), 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) [2024-10-14 16:49:05,724 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:05,724 INFO L204 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] [2024-10-14 16:49:05,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-14 16:49:05,726 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-10-14 16:49:05,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:05,726 INFO L85 PathProgramCache]: Analyzing trace with hash -532200228, now seen corresponding path program 1 times [2024-10-14 16:49:05,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:05,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683287325] [2024-10-14 16:49:05,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:05,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:05,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:05,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:05,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683287325] [2024-10-14 16:49:05,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683287325] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:05,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:05,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:05,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750184314] [2024-10-14 16:49:05,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:05,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:05,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:05,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:05,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:05,833 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 212 [2024-10-14 16:49:05,834 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 201 transitions, 538 flow. Second operand has 3 states, 3 states have (on average 164.33333333333334) internal successors, (493), 3 states have internal predecessors, (493), 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) [2024-10-14 16:49:05,835 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:05,835 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 212 [2024-10-14 16:49:05,835 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:07,120 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: 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][205], [208#(= |#race~count~0| 0), Black: 206#true, 101#L701-2true, 37#L709-6true, 200#true, 33#L693-1true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:07,120 INFO L294 olderBase$Statistics]: this new event has 103 ancestors and is cut-off event [2024-10-14 16:49:07,120 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:07,120 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:07,121 INFO L297 olderBase$Statistics]: existing Event has 101 ancestors and is cut-off event [2024-10-14 16:49:07,126 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][223], [208#(= |#race~count~0| 0), Black: 206#true, 8#L693-1true, 37#L709-6true, 200#true, 185#L701-2true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:07,126 INFO L294 olderBase$Statistics]: this new event has 103 ancestors and is cut-off event [2024-10-14 16:49:07,127 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:07,127 INFO L297 olderBase$Statistics]: existing Event has 101 ancestors and is cut-off event [2024-10-14 16:49:07,127 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:07,127 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][197], [211#true, 208#(= |#race~count~0| 0), 9#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 8#L693-1true, Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, 204#true, 202#true]) [2024-10-14 16:49:07,129 INFO L294 olderBase$Statistics]: this new event has 101 ancestors and is cut-off event [2024-10-14 16:49:07,129 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:07,129 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:07,129 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2024-10-14 16:49:07,611 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][223], [208#(= |#race~count~0| 0), Black: 206#true, 124#L694-1true, 37#L709-6true, 200#true, 185#L701-2true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:07,612 INFO L294 olderBase$Statistics]: this new event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,612 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:07,612 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:07,612 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:49:07,616 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][197], [211#true, 208#(= |#race~count~0| 0), 9#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, Black: 206#true, 124#L694-1true, 200#true, 185#L701-2true, 37#L709-6true, 204#true, 202#true]) [2024-10-14 16:49:07,617 INFO L294 olderBase$Statistics]: this new event has 110 ancestors and is cut-off event [2024-10-14 16:49:07,617 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,617 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:07,617 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:07,909 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][197], [130#L693-5true, 211#true, 208#(= |#race~count~0| 0), Black: 206#true, 101#L701-2true, 200#true, 37#L709-6true, 185#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:07,909 INFO L294 olderBase$Statistics]: this new event has 114 ancestors and is cut-off event [2024-10-14 16:49:07,909 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:07,909 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:07,909 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,911 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][197], [211#true, 130#L693-5true, 208#(= |#race~count~0| 0), Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, 100#L700-3true, 204#true, 202#true]) [2024-10-14 16:49:07,911 INFO L294 olderBase$Statistics]: this new event has 114 ancestors and is cut-off event [2024-10-14 16:49:07,911 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,911 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:07,911 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:07,992 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][205], [208#(= |#race~count~0| 0), Black: 206#true, 101#L701-2true, 200#true, 37#L709-6true, 185#L701-2true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:07,992 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,992 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: 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][205], [146#L700-3true, 208#(= |#race~count~0| 0), Black: 206#true, 101#L701-2true, 200#true, 37#L709-6true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:07,993 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,993 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][205], [208#(= |#race~count~0| 0), Black: 206#true, 101#L701-2true, 37#L709-6true, 200#true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true, 188#L700-6true]) [2024-10-14 16:49:07,993 INFO L294 olderBase$Statistics]: this new event has 117 ancestors and is cut-off event [2024-10-14 16:49:07,994 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,994 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,994 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,994 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([766] L700-->L700-3: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][206], [208#(= |#race~count~0| 0), Black: 206#true, 200#true, 37#L709-6true, 185#L701-2true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 100#L700-3true, 204#true, 202#true]) [2024-10-14 16:49:07,994 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,994 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,994 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([766] L700-->L700-3: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][206], [146#L700-3true, 208#(= |#race~count~0| 0), Black: 206#true, 200#true, 37#L709-6true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 100#L700-3true, 204#true, 202#true]) [2024-10-14 16:49:07,995 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([766] L700-->L700-3: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret6#1][206], [208#(= |#race~count~0| 0), Black: 206#true, 37#L709-6true, 200#true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 100#L700-3true, 204#true, 202#true, 188#L700-6true]) [2024-10-14 16:49:07,995 INFO L294 olderBase$Statistics]: this new event has 117 ancestors and is cut-off event [2024-10-14 16:49:07,995 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,996 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,996 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:07,997 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][223], [208#(= |#race~count~0| 0), Black: 206#true, 101#L701-2true, 200#true, 185#L701-2true, 37#L709-6true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:07,997 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,997 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,997 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,997 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:07,998 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][223], [208#(= |#race~count~0| 0), Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, 67#L693-7true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 100#L700-3true, 204#true, 202#true]) [2024-10-14 16:49:07,999 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:07,999 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:07,999 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:07,999 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:08,002 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][197], [211#true, 208#(= |#race~count~0| 0), 9#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, Black: 206#true, 101#L701-2true, 200#true, 37#L709-6true, 185#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:08,003 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:08,003 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:08,003 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:08,003 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:08,004 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][197], [211#true, 208#(= |#race~count~0| 0), 9#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, 100#L700-3true, 204#true, 202#true]) [2024-10-14 16:49:08,004 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:08,004 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:08,004 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:08,005 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:08,036 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][223], [208#(= |#race~count~0| 0), Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, 67#L693-7true, 28#L700-6true, 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 204#true, 202#true]) [2024-10-14 16:49:08,036 INFO L294 olderBase$Statistics]: this new event has 117 ancestors and is cut-off event [2024-10-14 16:49:08,036 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:08,036 INFO L297 olderBase$Statistics]: existing Event has 119 ancestors and is cut-off event [2024-10-14 16:49:08,036 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:08,097 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][197], [211#true, 208#(= |#race~count~0| 0), 40#L694true, Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, 28#L700-6true, 204#true, 202#true]) [2024-10-14 16:49:08,097 INFO L294 olderBase$Statistics]: this new event has 119 ancestors and is cut-off event [2024-10-14 16:49:08,097 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:08,097 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:08,098 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:08,098 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([662] L700-->L700-3: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][198], [146#L700-3true, 211#true, 208#(= |#race~count~0| 0), 40#L694true, Black: 206#true, 200#true, 37#L709-6true, 28#L700-6true, 204#true, 202#true]) [2024-10-14 16:49:08,098 INFO L294 olderBase$Statistics]: this new event has 119 ancestors and is cut-off event [2024-10-14 16:49:08,098 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:08,098 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:08,098 INFO L297 olderBase$Statistics]: existing Event has 114 ancestors and is cut-off event [2024-10-14 16:49:08,311 INFO L124 PetriNetUnfolderBase]: 8316/27006 cut-off events. [2024-10-14 16:49:08,312 INFO L125 PetriNetUnfolderBase]: For 8757/9593 co-relation queries the response was YES. [2024-10-14 16:49:08,516 INFO L83 FinitePrefix]: Finished finitePrefix Result has 47756 conditions, 27006 events. 8316/27006 cut-off events. For 8757/9593 co-relation queries the response was YES. Maximal size of possible extension queue 819. Compared 335933 event pairs, 3139 based on Foata normal form. 57/22294 useless extension candidates. Maximal degree in co-relation 47548. Up to 10164 conditions per place. [2024-10-14 16:49:08,639 INFO L140 encePairwiseOnDemand]: 200/212 looper letters, 53 selfloop transitions, 20 changer transitions 0/229 dead transitions. [2024-10-14 16:49:08,639 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 229 transitions, 798 flow [2024-10-14 16:49:08,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:08,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 540 transitions. [2024-10-14 16:49:08,641 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8490566037735849 [2024-10-14 16:49:08,641 INFO L175 Difference]: Start difference. First operand has 188 places, 201 transitions, 538 flow. Second operand 3 states and 540 transitions. [2024-10-14 16:49:08,641 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 190 places, 229 transitions, 798 flow [2024-10-14 16:49:08,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 188 places, 229 transitions, 746 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 16:49:08,657 INFO L231 Difference]: Finished difference. Result has 190 places, 219 transitions, 688 flow [2024-10-14 16:49:08,657 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=502, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=201, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=688, PETRI_PLACES=190, PETRI_TRANSITIONS=219} [2024-10-14 16:49:08,658 INFO L277 CegarLoopForPetriNet]: 203 programPoint places, -13 predicate places. [2024-10-14 16:49:08,658 INFO L471 AbstractCegarLoop]: Abstraction has has 190 places, 219 transitions, 688 flow [2024-10-14 16:49:08,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.33333333333334) internal successors, (493), 3 states have internal predecessors, (493), 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) [2024-10-14 16:49:08,659 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:08,659 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 16:49:08,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-14 16:49:08,659 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err1ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-10-14 16:49:08,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:08,660 INFO L85 PathProgramCache]: Analyzing trace with hash 29320374, now seen corresponding path program 1 times [2024-10-14 16:49:08,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:08,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875104574] [2024-10-14 16:49:08,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:08,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:08,700 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-10-14 16:49:08,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:08,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875104574] [2024-10-14 16:49:08,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875104574] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:08,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:08,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:08,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985018892] [2024-10-14 16:49:08,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:08,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:08,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:08,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:08,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:08,745 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 162 out of 212 [2024-10-14 16:49:08,746 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 219 transitions, 688 flow. Second operand has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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) [2024-10-14 16:49:08,746 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:08,746 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 162 of 212 [2024-10-14 16:49:08,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:09,840 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][207], [211#true, 111#L693-1true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 102#L693-5true, 216#true, 204#true, 202#true]) [2024-10-14 16:49:09,840 INFO L294 olderBase$Statistics]: this new event has 99 ancestors and is cut-off event [2024-10-14 16:49:09,840 INFO L297 olderBase$Statistics]: existing Event has 94 ancestors and is cut-off event [2024-10-14 16:49:09,840 INFO L297 olderBase$Statistics]: existing Event has 94 ancestors and is cut-off event [2024-10-14 16:49:09,840 INFO L297 olderBase$Statistics]: existing Event has 101 ancestors and is cut-off event [2024-10-14 16:49:09,910 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L699-4-->L701-2: Formula: (and (= |v_thr1Thread1of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread1of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread1of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread1of3ForFork0_Barrier2_#t~ret8#1][216], [136#L693-7true, 211#true, Black: 206#true, 200#true, 33#L693-1true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:09,910 INFO L294 olderBase$Statistics]: this new event has 103 ancestors and is cut-off event [2024-10-14 16:49:09,910 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:09,910 INFO L297 olderBase$Statistics]: existing Event has 101 ancestors and is cut-off event [2024-10-14 16:49:09,910 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:09,961 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][240], [211#true, 136#L693-7true, 111#L693-1true, Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 204#true, 202#true]) [2024-10-14 16:49:09,961 INFO L294 olderBase$Statistics]: this new event has 103 ancestors and is cut-off event [2024-10-14 16:49:09,961 INFO L297 olderBase$Statistics]: existing Event has 101 ancestors and is cut-off event [2024-10-14 16:49:09,961 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:09,961 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:09,962 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, 111#L693-1true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 45#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 216#true, 204#true, 202#true]) [2024-10-14 16:49:09,962 INFO L294 olderBase$Statistics]: this new event has 101 ancestors and is cut-off event [2024-10-14 16:49:09,962 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2024-10-14 16:49:09,962 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:09,962 INFO L297 olderBase$Statistics]: existing Event has 96 ancestors and is cut-off event [2024-10-14 16:49:10,038 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([707] L699-4-->L701-2: 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][98], [211#true, Black: 206#true, 33#L693-1true, 200#true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 126#L694true, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:10,038 INFO L294 olderBase$Statistics]: this new event has 105 ancestors and is cut-off event [2024-10-14 16:49:10,038 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2024-10-14 16:49:10,038 INFO L297 olderBase$Statistics]: existing Event has 98 ancestors and is cut-off event [2024-10-14 16:49:10,038 INFO L297 olderBase$Statistics]: existing Event has 98 ancestors and is cut-off event [2024-10-14 16:49:10,363 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, 24#L694-1true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 102#L693-5true, 216#true, 204#true, 202#true]) [2024-10-14 16:49:10,363 INFO L294 olderBase$Statistics]: this new event has 108 ancestors and is cut-off event [2024-10-14 16:49:10,363 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2024-10-14 16:49:10,363 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:49:10,363 INFO L297 olderBase$Statistics]: existing Event has 103 ancestors and is cut-off event [2024-10-14 16:49:10,668 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][240], [211#true, 136#L693-7true, Black: 206#true, 24#L694-1true, 185#L701-2true, 200#true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 204#true, 202#true]) [2024-10-14 16:49:10,669 INFO L294 olderBase$Statistics]: this new event has 112 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, Black: 206#true, 24#L694-1true, 185#L701-2true, 200#true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 45#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 216#true, 204#true, 202#true]) [2024-10-14 16:49:10,669 INFO L294 olderBase$Statistics]: this new event has 112 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L297 olderBase$Statistics]: existing Event has 105 ancestors and is cut-off event [2024-10-14 16:49:10,669 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:49:10,901 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][207], [211#true, Black: 206#true, 200#true, 37#L709-6true, 185#L701-2true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 102#L693-5true, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:10,902 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:10,902 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,902 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:10,902 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,903 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 102#L693-5true, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:10,903 INFO L294 olderBase$Statistics]: this new event has 114 ancestors and is cut-off event [2024-10-14 16:49:10,903 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,903 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:10,903 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:10,903 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,904 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([662] L700-->L700-3: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][208], [211#true, 146#L700-3true, Black: 206#true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 102#L693-5true, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:10,904 INFO L294 olderBase$Statistics]: this new event has 114 ancestors and is cut-off event [2024-10-14 16:49:10,904 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:10,904 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,904 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,905 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][207], [211#true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 102#L693-5true, 191#L700-3true, 216#true, 204#true, 202#true]) [2024-10-14 16:49:10,905 INFO L294 olderBase$Statistics]: this new event has 114 ancestors and is cut-off event [2024-10-14 16:49:10,905 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:10,905 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:10,905 INFO L297 olderBase$Statistics]: existing Event has 109 ancestors and is cut-off event [2024-10-14 16:49:11,029 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 45#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:11,029 INFO L294 olderBase$Statistics]: this new event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,029 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,029 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,029 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,029 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][240], [211#true, 136#L693-7true, Black: 206#true, 200#true, 185#L701-2true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:11,030 INFO L294 olderBase$Statistics]: this new event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,030 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:11,030 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,030 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,031 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][240], [211#true, 136#L693-7true, Black: 206#true, 185#L701-2true, 200#true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 191#L700-3true, 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 204#true, 202#true]) [2024-10-14 16:49:11,031 INFO L294 olderBase$Statistics]: this new event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,031 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,031 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,031 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:11,031 INFO L292 olderBase$Statistics]: inserting event number 5 for the transition-marking pair ([655] L699-4-->L701-2: 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][207], [211#true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 45#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:11,031 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([662] L700-->L700-3: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][208], [211#true, 146#L700-3true, Black: 206#true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 45#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:11,032 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,032 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,034 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 191#L700-3true, 45#thr1Err1ASSERT_VIOLATIONDATA_RACEtrue, 216#true, 204#true, 202#true]) [2024-10-14 16:49:11,034 INFO L294 olderBase$Statistics]: this new event has 116 ancestors and is cut-off event [2024-10-14 16:49:11,034 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:11,035 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,035 INFO L297 olderBase$Statistics]: existing Event has 111 ancestors and is cut-off event [2024-10-14 16:49:11,082 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][240], [211#true, 136#L693-7true, Black: 206#true, 185#L701-2true, 200#true, 37#L709-6true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 97#L700-6true, 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 204#true, 202#true]) [2024-10-14 16:49:11,082 INFO L294 olderBase$Statistics]: this new event has 119 ancestors and is cut-off event [2024-10-14 16:49:11,082 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2024-10-14 16:49:11,082 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:11,083 INFO L297 olderBase$Statistics]: existing Event has 112 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, Black: 206#true, 37#L709-6true, 185#L701-2true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 28#L700-6true, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:11,428 INFO L294 olderBase$Statistics]: this new event has 126 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([662] L700-->L700-3: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3| 0) (= |v_#pthreadsMutex_13| (store |v_#pthreadsMutex_14| |v_~#MTX~0.base_13| (store (select |v_#pthreadsMutex_14| |v_~#MTX~0.base_13|) |v_~#MTX~0.offset_13| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_14|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_13|, #pthreadsMutex=|v_#pthreadsMutex_13|, ~#MTX~0.offset=|v_~#MTX~0.offset_13|, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret6#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret6#1][208], [146#L700-3true, 211#true, Black: 206#true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 28#L700-6true, 216#true, 197#L701-2true, 204#true, 202#true]) [2024-10-14 16:49:11,428 INFO L294 olderBase$Statistics]: this new event has 126 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:11,428 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:11,431 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][159], [211#true, Black: 206#true, 101#L701-2true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 97#L700-6true, 216#true, 204#true, 202#true]) [2024-10-14 16:49:11,431 INFO L294 olderBase$Statistics]: this new event has 126 ancestors and is cut-off event [2024-10-14 16:49:11,431 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:11,431 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,431 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,432 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][207], [211#true, Black: 206#true, 101#L701-2true, 37#L709-6true, 185#L701-2true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 97#L700-6true, 216#true, 204#true, 202#true]) [2024-10-14 16:49:11,432 INFO L294 olderBase$Statistics]: this new event has 126 ancestors and is cut-off event [2024-10-14 16:49:11,432 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,432 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,432 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:11,450 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][207], [211#true, Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, 162#L704true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 97#L700-6true, 216#true, 204#true, 202#true]) [2024-10-14 16:49:11,450 INFO L294 olderBase$Statistics]: this new event has 128 ancestors and is cut-off event [2024-10-14 16:49:11,450 INFO L297 olderBase$Statistics]: existing Event has 130 ancestors and is cut-off event [2024-10-14 16:49:11,450 INFO L297 olderBase$Statistics]: existing Event has 123 ancestors and is cut-off event [2024-10-14 16:49:11,450 INFO L297 olderBase$Statistics]: existing Event has 130 ancestors and is cut-off event [2024-10-14 16:49:11,476 INFO L124 PetriNetUnfolderBase]: 10267/31730 cut-off events. [2024-10-14 16:49:11,476 INFO L125 PetriNetUnfolderBase]: For 15301/16734 co-relation queries the response was YES. [2024-10-14 16:49:11,602 INFO L83 FinitePrefix]: Finished finitePrefix Result has 59692 conditions, 31730 events. 10267/31730 cut-off events. For 15301/16734 co-relation queries the response was YES. Maximal size of possible extension queue 1025. Compared 398002 event pairs, 3494 based on Foata normal form. 56/25903 useless extension candidates. Maximal degree in co-relation 59519. Up to 12393 conditions per place. [2024-10-14 16:49:11,743 INFO L140 encePairwiseOnDemand]: 200/212 looper letters, 66 selfloop transitions, 28 changer transitions 0/252 dead transitions. [2024-10-14 16:49:11,744 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 252 transitions, 1039 flow [2024-10-14 16:49:11,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:11,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 539 transitions. [2024-10-14 16:49:11,749 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8474842767295597 [2024-10-14 16:49:11,749 INFO L175 Difference]: Start difference. First operand has 190 places, 219 transitions, 688 flow. Second operand 3 states and 539 transitions. [2024-10-14 16:49:11,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 252 transitions, 1039 flow [2024-10-14 16:49:11,785 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 190 places, 252 transitions, 983 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 16:49:11,787 INFO L231 Difference]: Finished difference. Result has 192 places, 243 transitions, 934 flow [2024-10-14 16:49:11,788 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=648, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=219, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=934, PETRI_PLACES=192, PETRI_TRANSITIONS=243} [2024-10-14 16:49:11,790 INFO L277 CegarLoopForPetriNet]: 203 programPoint places, -11 predicate places. [2024-10-14 16:49:11,790 INFO L471 AbstractCegarLoop]: Abstraction has has 192 places, 243 transitions, 934 flow [2024-10-14 16:49:11,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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) [2024-10-14 16:49:11,790 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:11,791 INFO L204 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] [2024-10-14 16:49:11,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-14 16:49:11,791 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err5ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-10-14 16:49:11,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:11,791 INFO L85 PathProgramCache]: Analyzing trace with hash 1088192415, now seen corresponding path program 1 times [2024-10-14 16:49:11,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:11,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661179427] [2024-10-14 16:49:11,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:11,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:11,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:11,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:11,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661179427] [2024-10-14 16:49:11,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661179427] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:11,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:11,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:11,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569687518] [2024-10-14 16:49:11,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:11,842 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:11,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:11,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:11,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:11,861 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 212 [2024-10-14 16:49:11,862 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 192 places, 243 transitions, 934 flow. Second operand has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 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) [2024-10-14 16:49:11,862 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:11,862 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 212 [2024-10-14 16:49:11,862 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:14,277 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][237], [Black: 208#(= |#race~count~0| 0), 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 221#true, 137#L692-3true, Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 216#true, 204#true, 202#true, 197#L701-2true]) [2024-10-14 16:49:14,277 INFO L294 olderBase$Statistics]: this new event has 117 ancestors and is cut-off event [2024-10-14 16:49:14,278 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:49:14,278 INFO L297 olderBase$Statistics]: existing Event has 110 ancestors and is cut-off event [2024-10-14 16:49:14,278 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2024-10-14 16:49:14,870 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][133], [Black: 206#true, 185#L701-2true, 37#L709-6true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 46#L695-3true, Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 108#L699-1true, 223#(= |#race~COND~0| 0), 216#true, 204#true, 202#true]) [2024-10-14 16:49:14,871 INFO L294 olderBase$Statistics]: this new event has 121 ancestors and is cut-off event [2024-10-14 16:49:14,871 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:14,871 INFO L297 olderBase$Statistics]: existing Event has 123 ancestors and is cut-off event [2024-10-14 16:49:14,871 INFO L297 olderBase$Statistics]: existing Event has 123 ancestors and is cut-off event [2024-10-14 16:49:15,181 INFO L124 PetriNetUnfolderBase]: 9699/35603 cut-off events. [2024-10-14 16:49:15,181 INFO L125 PetriNetUnfolderBase]: For 10493/11571 co-relation queries the response was YES. [2024-10-14 16:49:15,361 INFO L83 FinitePrefix]: Finished finitePrefix Result has 62387 conditions, 35603 events. 9699/35603 cut-off events. For 10493/11571 co-relation queries the response was YES. Maximal size of possible extension queue 1201. Compared 485848 event pairs, 2715 based on Foata normal form. 67/30592 useless extension candidates. Maximal degree in co-relation 62211. Up to 8524 conditions per place. [2024-10-14 16:49:15,500 INFO L140 encePairwiseOnDemand]: 200/212 looper letters, 41 selfloop transitions, 9 changer transitions 0/266 dead transitions. [2024-10-14 16:49:15,500 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 194 places, 266 transitions, 1090 flow [2024-10-14 16:49:15,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:15,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 557 transitions. [2024-10-14 16:49:15,502 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8757861635220126 [2024-10-14 16:49:15,502 INFO L175 Difference]: Start difference. First operand has 192 places, 243 transitions, 934 flow. Second operand 3 states and 557 transitions. [2024-10-14 16:49:15,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 194 places, 266 transitions, 1090 flow [2024-10-14 16:49:15,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 266 transitions, 1034 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 16:49:15,529 INFO L231 Difference]: Finished difference. Result has 194 places, 252 transitions, 956 flow [2024-10-14 16:49:15,529 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=878, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=243, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=956, PETRI_PLACES=194, PETRI_TRANSITIONS=252} [2024-10-14 16:49:15,530 INFO L277 CegarLoopForPetriNet]: 203 programPoint places, -9 predicate places. [2024-10-14 16:49:15,530 INFO L471 AbstractCegarLoop]: Abstraction has has 194 places, 252 transitions, 956 flow [2024-10-14 16:49:15,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 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) [2024-10-14 16:49:15,530 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:15,530 INFO L204 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] [2024-10-14 16:49:15,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-14 16:49:15,531 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-10-14 16:49:15,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:15,531 INFO L85 PathProgramCache]: Analyzing trace with hash 2074926274, now seen corresponding path program 1 times [2024-10-14 16:49:15,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:15,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009355406] [2024-10-14 16:49:15,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:15,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:15,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:15,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:15,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009355406] [2024-10-14 16:49:15,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009355406] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:15,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:15,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:15,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199262758] [2024-10-14 16:49:15,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:15,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:15,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:15,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:15,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:15,610 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 212 [2024-10-14 16:49:15,611 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 194 places, 252 transitions, 956 flow. Second operand has 3 states, 3 states have (on average 170.0) internal successors, (510), 3 states have internal predecessors, (510), 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) [2024-10-14 16:49:15,611 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:15,611 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 212 [2024-10-14 16:49:15,611 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-14 16:49:19,093 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][261], [Black: 221#true, 37#L709-6true, 56#L699-2true, 108#L699-1true, Black: 206#true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 93#L695-4true, 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,093 INFO L294 olderBase$Statistics]: this new event has 120 ancestors and is cut-off event [2024-10-14 16:49:19,093 INFO L297 olderBase$Statistics]: existing Event has 115 ancestors and is cut-off event [2024-10-14 16:49:19,093 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2024-10-14 16:49:19,093 INFO L297 olderBase$Statistics]: existing Event has 115 ancestors and is cut-off event [2024-10-14 16:49:19,159 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][168], [Black: 221#true, 37#L709-6true, 56#L699-2true, 108#L699-1true, 197#L701-2true, Black: 206#true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,160 INFO L294 olderBase$Statistics]: this new event has 120 ancestors and is cut-off event [2024-10-14 16:49:19,160 INFO L297 olderBase$Statistics]: existing Event has 115 ancestors and is cut-off event [2024-10-14 16:49:19,160 INFO L297 olderBase$Statistics]: existing Event has 122 ancestors and is cut-off event [2024-10-14 16:49:19,160 INFO L297 olderBase$Statistics]: existing Event has 120 ancestors and is cut-off event [2024-10-14 16:49:19,466 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][168], [Black: 221#true, 37#L709-6true, 56#L699-2true, 108#L699-1true, 155#L697true, Black: 206#true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,466 INFO L294 olderBase$Statistics]: this new event has 121 ancestors and is cut-off event [2024-10-14 16:49:19,466 INFO L297 olderBase$Statistics]: existing Event has 121 ancestors and is cut-off event [2024-10-14 16:49:19,467 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:19,467 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:19,490 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][230], [Black: 221#true, 37#L709-6true, 108#L699-1true, Black: 206#true, 200#true, 185#L701-2true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 46#L695-3true, Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,490 INFO L294 olderBase$Statistics]: this new event has 121 ancestors and is cut-off event [2024-10-14 16:49:19,490 INFO L297 olderBase$Statistics]: existing Event has 116 ancestors and is cut-off event [2024-10-14 16:49:19,490 INFO L297 olderBase$Statistics]: existing Event has 123 ancestors and is cut-off event [2024-10-14 16:49:19,490 INFO L297 olderBase$Statistics]: existing Event has 123 ancestors and is cut-off event [2024-10-14 16:49:19,530 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][168], [Black: 221#true, 37#L709-6true, 83#L704true, 56#L699-2true, 108#L699-1true, Black: 206#true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,530 INFO L294 olderBase$Statistics]: this new event has 122 ancestors and is cut-off event [2024-10-14 16:49:19,531 INFO L297 olderBase$Statistics]: existing Event has 122 ancestors and is cut-off event [2024-10-14 16:49:19,531 INFO L297 olderBase$Statistics]: existing Event has 124 ancestors and is cut-off event [2024-10-14 16:49:19,531 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2024-10-14 16:49:19,560 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][230], [Black: 221#true, 37#L709-6true, 108#L699-1true, Black: 206#true, 200#true, 185#L701-2true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 93#L695-4true, 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,561 INFO L294 olderBase$Statistics]: this new event has 122 ancestors and is cut-off event [2024-10-14 16:49:19,561 INFO L297 olderBase$Statistics]: existing Event has 117 ancestors and is cut-off event [2024-10-14 16:49:19,561 INFO L297 olderBase$Statistics]: existing Event has 124 ancestors and is cut-off event [2024-10-14 16:49:19,561 INFO L297 olderBase$Statistics]: existing Event has 124 ancestors and is cut-off event [2024-10-14 16:49:19,625 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][132], [Black: 221#true, 37#L709-6true, 108#L699-1true, 155#L697true, Black: 206#true, 200#true, 185#L701-2true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,625 INFO L294 olderBase$Statistics]: this new event has 123 ancestors and is cut-off event [2024-10-14 16:49:19,625 INFO L297 olderBase$Statistics]: existing Event has 125 ancestors and is cut-off event [2024-10-14 16:49:19,625 INFO L297 olderBase$Statistics]: existing Event has 118 ancestors and is cut-off event [2024-10-14 16:49:19,625 INFO L297 olderBase$Statistics]: existing Event has 125 ancestors and is cut-off event [2024-10-14 16:49:19,764 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][157], [Black: 221#true, 37#L709-6true, 197#L701-2true, Black: 208#(= |#race~count~0| 0), 101#L701-2true, 185#L701-2true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,764 INFO L294 olderBase$Statistics]: this new event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,764 INFO L297 olderBase$Statistics]: existing Event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,764 INFO L297 olderBase$Statistics]: existing Event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,764 INFO L297 olderBase$Statistics]: existing Event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,817 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][168], [Black: 221#true, 37#L709-6true, 56#L699-2true, 108#L699-1true, 197#L701-2true, Black: 208#(= |#race~count~0| 0), 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,817 INFO L294 olderBase$Statistics]: this new event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,817 INFO L297 olderBase$Statistics]: existing Event has 122 ancestors and is cut-off event [2024-10-14 16:49:19,817 INFO L297 olderBase$Statistics]: existing Event has 122 ancestors and is cut-off event [2024-10-14 16:49:19,817 INFO L297 olderBase$Statistics]: existing Event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,852 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([759] L699-4-->L701-2: Formula: (and (= |v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread2of3ForFork0_Barrier2_#t~ret8#1_3|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread2of3ForFork0_Barrier2_#t~ret8#1][157], [Black: 221#true, 83#L704true, 37#L709-6true, Black: 208#(= |#race~count~0| 0), 101#L701-2true, 185#L701-2true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,852 INFO L294 olderBase$Statistics]: this new event has 129 ancestors and is cut-off event [2024-10-14 16:49:19,852 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2024-10-14 16:49:19,853 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2024-10-14 16:49:19,853 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2024-10-14 16:49:19,883 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([754] L700-6-->L699-1: Formula: (= |v_#race~COND~0_4| 0) InVars {} OutVars{#race~COND~0=|v_#race~COND~0_4|} AuxVars[] AssignedVars[#race~COND~0][168], [Black: 221#true, 83#L704true, 37#L709-6true, 56#L699-2true, 108#L699-1true, Black: 208#(= |#race~count~0| 0), 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 223#(= |#race~COND~0| 0), 204#true, 202#true]) [2024-10-14 16:49:19,884 INFO L294 olderBase$Statistics]: this new event has 129 ancestors and is cut-off event [2024-10-14 16:49:19,884 INFO L297 olderBase$Statistics]: existing Event has 124 ancestors and is cut-off event [2024-10-14 16:49:19,884 INFO L297 olderBase$Statistics]: existing Event has 129 ancestors and is cut-off event [2024-10-14 16:49:19,884 INFO L297 olderBase$Statistics]: existing Event has 124 ancestors and is cut-off event [2024-10-14 16:49:19,926 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][264], [Black: 223#(= |#race~COND~0| 0), 37#L709-6true, Black: 208#(= |#race~count~0| 0), 101#L701-2true, 185#L701-2true, 200#true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 221#true, 46#L695-3true, Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 228#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet4#1| |#race~COND~0|), 204#true, 202#true]) [2024-10-14 16:49:19,926 INFO L294 olderBase$Statistics]: this new event has 133 ancestors and is cut-off event [2024-10-14 16:49:19,926 INFO L297 olderBase$Statistics]: existing Event has 133 ancestors and is cut-off event [2024-10-14 16:49:19,926 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2024-10-14 16:49:19,926 INFO L297 olderBase$Statistics]: existing Event has 126 ancestors and is cut-off event [2024-10-14 16:49:19,933 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: 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][264], [Black: 223#(= |#race~COND~0| 0), 37#L709-6true, Black: 208#(= |#race~count~0| 0), 101#L701-2true, 200#true, 185#L701-2true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 221#true, 93#L695-4true, Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 228#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet4#1| |#race~COND~0|), 204#true, 202#true]) [2024-10-14 16:49:19,933 INFO L294 olderBase$Statistics]: this new event has 134 ancestors and is cut-off event [2024-10-14 16:49:19,933 INFO L297 olderBase$Statistics]: existing Event has 134 ancestors and is cut-off event [2024-10-14 16:49:19,933 INFO L297 olderBase$Statistics]: existing Event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,933 INFO L297 olderBase$Statistics]: existing Event has 127 ancestors and is cut-off event [2024-10-14 16:49:19,939 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([655] L699-4-->L701-2: Formula: (and (= |v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3| 0) (= |v_#pthreadsMutex_37| (store |v_#pthreadsMutex_38| |v_~#MTX~0.base_25| (store (select |v_#pthreadsMutex_38| |v_~#MTX~0.base_25|) |v_~#MTX~0.offset_25| 0)))) InVars {~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_38|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|} OutVars{~#MTX~0.base=|v_~#MTX~0.base_25|, #pthreadsMutex=|v_#pthreadsMutex_37|, ~#MTX~0.offset=|v_~#MTX~0.offset_25|, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1=|v_thr1Thread3of3ForFork0_Barrier2_#t~ret8#1_3|} AuxVars[] AssignedVars[#pthreadsMutex, thr1Thread3of3ForFork0_Barrier2_#t~ret8#1][206], [Black: 223#(= |#race~COND~0| 0), 37#L709-6true, 155#L697true, Black: 208#(= |#race~count~0| 0), 101#L701-2true, 200#true, 185#L701-2true, Black: 213#(= |thr1Thread1of3ForFork0_Barrier2_#t~nondet3#1| |#race~count~0|), 221#true, Black: 218#(= |#race~count~0| |thr1Thread2of3ForFork0_Barrier2_#t~nondet3#1|), 226#true, 204#true, 202#true]) [2024-10-14 16:49:19,939 INFO L294 olderBase$Statistics]: this new event has 135 ancestors and is cut-off event [2024-10-14 16:49:19,939 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:19,939 INFO L297 olderBase$Statistics]: existing Event has 128 ancestors and is cut-off event [2024-10-14 16:49:19,939 INFO L297 olderBase$Statistics]: existing Event has 135 ancestors and is cut-off event [2024-10-14 16:49:19,944 INFO L124 PetriNetUnfolderBase]: 12977/42846 cut-off events. [2024-10-14 16:49:19,944 INFO L125 PetriNetUnfolderBase]: For 16192/18077 co-relation queries the response was YES. [2024-10-14 16:49:20,189 INFO L83 FinitePrefix]: Finished finitePrefix Result has 82863 conditions, 42846 events. 12977/42846 cut-off events. For 16192/18077 co-relation queries the response was YES. Maximal size of possible extension queue 1423. Compared 578389 event pairs, 4761 based on Foata normal form. 98/36916 useless extension candidates. Maximal degree in co-relation 82647. Up to 14313 conditions per place. [2024-10-14 16:49:20,505 INFO L140 encePairwiseOnDemand]: 204/212 looper letters, 41 selfloop transitions, 12 changer transitions 0/272 dead transitions. [2024-10-14 16:49:20,505 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 272 transitions, 1136 flow [2024-10-14 16:49:20,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 16:49:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-14 16:49:20,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 548 transitions. [2024-10-14 16:49:20,507 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8616352201257862 [2024-10-14 16:49:20,507 INFO L175 Difference]: Start difference. First operand has 194 places, 252 transitions, 956 flow. Second operand 3 states and 548 transitions. [2024-10-14 16:49:20,507 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 272 transitions, 1136 flow [2024-10-14 16:49:20,577 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 194 places, 272 transitions, 1110 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-14 16:49:20,579 INFO L231 Difference]: Finished difference. Result has 196 places, 262 transitions, 1044 flow [2024-10-14 16:49:20,580 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=212, PETRI_DIFFERENCE_MINUEND_FLOW=938, PETRI_DIFFERENCE_MINUEND_PLACES=192, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=252, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1044, PETRI_PLACES=196, PETRI_TRANSITIONS=262} [2024-10-14 16:49:20,580 INFO L277 CegarLoopForPetriNet]: 203 programPoint places, -7 predicate places. [2024-10-14 16:49:20,580 INFO L471 AbstractCegarLoop]: Abstraction has has 196 places, 262 transitions, 1044 flow [2024-10-14 16:49:20,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 170.0) internal successors, (510), 3 states have internal predecessors, (510), 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) [2024-10-14 16:49:20,581 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:20,581 INFO L204 CegarLoopForPetriNet]: trace histogram [4, 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] [2024-10-14 16:49:20,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-14 16:49:20,581 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2024-10-14 16:49:20,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:20,581 INFO L85 PathProgramCache]: Analyzing trace with hash -828919895, now seen corresponding path program 1 times [2024-10-14 16:49:20,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:20,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675032891] [2024-10-14 16:49:20,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:20,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:20,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:49:20,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 16:49:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 16:49:20,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 16:49:20,610 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 16:49:20,610 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 25 remaining) [2024-10-14 16:49:20,610 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2024-10-14 16:49:20,611 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2024-10-14 16:49:20,612 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2024-10-14 16:49:20,613 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2024-10-14 16:49:20,613 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2024-10-14 16:49:20,613 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2024-10-14 16:49:20,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-14 16:49:20,613 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-10-14 16:49:20,614 WARN L239 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-14 16:49:20,614 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-10-14 16:49:20,646 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-14 16:49:20,652 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 253 places, 265 transitions, 558 flow [2024-10-14 16:49:20,671 INFO L124 PetriNetUnfolderBase]: 25/307 cut-off events. [2024-10-14 16:49:20,672 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-10-14 16:49:20,674 INFO L83 FinitePrefix]: Finished finitePrefix Result has 326 conditions, 307 events. 25/307 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 943 event pairs, 0 based on Foata normal form. 0/253 useless extension candidates. Maximal degree in co-relation 251. Up to 10 conditions per place. [2024-10-14 16:49:20,674 INFO L82 GeneralOperation]: Start removeDead. Operand has 253 places, 265 transitions, 558 flow [2024-10-14 16:49:20,676 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 253 places, 265 transitions, 558 flow [2024-10-14 16:49:20,677 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 16:49:20,677 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;@10178582, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 16:49:20,677 INFO L334 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2024-10-14 16:49:20,681 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-14 16:49:20,682 INFO L124 PetriNetUnfolderBase]: 2/67 cut-off events. [2024-10-14 16:49:20,682 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-10-14 16:49:20,682 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-14 16:49:20,682 INFO L204 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] [2024-10-14 16:49:20,682 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err5ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2024-10-14 16:49:20,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 16:49:20,683 INFO L85 PathProgramCache]: Analyzing trace with hash -31574583, now seen corresponding path program 1 times [2024-10-14 16:49:20,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 16:49:20,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757341440] [2024-10-14 16:49:20,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 16:49:20,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 16:49:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 16:49:20,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 16:49:20,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 16:49:20,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757341440] [2024-10-14 16:49:20,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757341440] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 16:49:20,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 16:49:20,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 16:49:20,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070091835] [2024-10-14 16:49:20,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 16:49:20,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 16:49:20,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 16:49:20,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 16:49:20,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 16:49:20,765 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 191 out of 265 [2024-10-14 16:49:20,766 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 265 transitions, 558 flow. Second operand has 3 states, 3 states have (on average 192.33333333333334) internal successors, (577), 3 states have internal predecessors, (577), 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) [2024-10-14 16:49:20,767 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-14 16:49:20,767 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 191 of 265 [2024-10-14 16:49:20,767 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand