./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c -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 faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 07:00:54,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:00:54,796 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-09 07:00:54,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:00:54,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:00:54,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:00:54,826 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:00:54,826 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:00:54,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:00:54,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:00:54,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:00:54,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:00:54,830 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 07:00:54,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:00:54,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:00:54,831 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:00:54,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:00:54,832 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:00:54,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:00:54,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:00:54,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:00:54,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:00:54,838 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 07:00:54,838 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:00:54,838 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:00:54,838 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:00:54,839 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:00:54,839 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:00:54,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:00:54,839 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:00:54,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:00:54,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:00:54,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:00:54,840 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:00:54,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:00:54,841 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 07:00:54,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:00:54,844 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:00:54,844 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 07:00:54,845 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 07:00:54,845 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:00:54,845 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 [2024-11-09 07:00:55,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:00:55,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:00:55,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:00:55,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:00:55,115 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:00:55,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2024-11-09 07:00:56,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:00:56,792 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:00:56,793 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2024-11-09 07:00:56,809 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe56e66cf/9710b1218b0448bdbfc977b3fbd26347/FLAG738d73089 [2024-11-09 07:00:57,172 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe56e66cf/9710b1218b0448bdbfc977b3fbd26347 [2024-11-09 07:00:57,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:00:57,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:00:57,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:00:57,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:00:57,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:00:57,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e1a4d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57, skipping insertion in model container [2024-11-09 07:00:57,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:00:57,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:00:57,478 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:00:57,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:00:57,552 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:00:57,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57 WrapperNode [2024-11-09 07:00:57,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:00:57,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:00:57,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:00:57,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:00:57,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,614 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 18, calls inlined = 32, statements flattened = 508 [2024-11-09 07:00:57,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:00:57,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:00:57,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:00:57,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:00:57,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:00:57,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:00:57,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:00:57,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:00:57,678 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (1/1) ... [2024-11-09 07:00:57,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:00:57,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:00:57,727 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) [2024-11-09 07:00:57,731 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 [2024-11-09 07:00:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:00:57,780 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 07:00:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 07:00:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 07:00:57,781 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 07:00:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:00:57,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:00:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:00:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:00:57,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:00:57,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:00:57,784 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 07:00:57,912 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:00:57,914 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:00:58,660 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 07:00:58,661 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:00:58,707 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:00:58,711 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 07:00:58,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:00:58 BoogieIcfgContainer [2024-11-09 07:00:58,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:00:58,714 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:00:58,714 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:00:58,717 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:00:58,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:00:57" (1/3) ... [2024-11-09 07:00:58,718 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7fbcef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:00:58, skipping insertion in model container [2024-11-09 07:00:58,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:00:57" (2/3) ... [2024-11-09 07:00:58,721 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7fbcef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:00:58, skipping insertion in model container [2024-11-09 07:00:58,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:00:58" (3/3) ... [2024-11-09 07:00:58,722 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2024-11-09 07:00:58,738 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:00:58,739 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 73 error locations. [2024-11-09 07:00:58,739 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 07:00:58,938 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-09 07:00:59,001 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 680 places, 706 transitions, 1426 flow [2024-11-09 07:00:59,300 INFO L124 PetriNetUnfolderBase]: 33/704 cut-off events. [2024-11-09 07:00:59,301 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-09 07:00:59,321 INFO L83 FinitePrefix]: Finished finitePrefix Result has 713 conditions, 704 events. 33/704 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1858 event pairs, 0 based on Foata normal form. 0/598 useless extension candidates. Maximal degree in co-relation 457. Up to 2 conditions per place. [2024-11-09 07:00:59,322 INFO L82 GeneralOperation]: Start removeDead. Operand has 680 places, 706 transitions, 1426 flow [2024-11-09 07:00:59,335 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 662 places, 687 transitions, 1386 flow [2024-11-09 07:00:59,345 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:00:59,354 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;@6a66d5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:00:59,354 INFO L334 AbstractCegarLoop]: Starting to check reachability of 123 error locations. [2024-11-09 07:00:59,358 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-09 07:00:59,358 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-09 07:00:59,359 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-09 07:00:59,359 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:00:59,359 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] [2024-11-09 07:00:59,360 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:00:59,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:00:59,365 INFO L85 PathProgramCache]: Analyzing trace with hash 1199725653, now seen corresponding path program 1 times [2024-11-09 07:00:59,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:00:59,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453864165] [2024-11-09 07:00:59,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:00:59,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:00:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:00:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:00:59,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:00:59,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453864165] [2024-11-09 07:00:59,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453864165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:00:59,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:00:59,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:00:59,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965277788] [2024-11-09 07:00:59,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:00:59,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:00:59,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:00:59,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:00:59,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:00:59,748 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 706 [2024-11-09 07:00:59,756 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 662 places, 687 transitions, 1386 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2024-11-09 07:00:59,757 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:00:59,757 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 706 [2024-11-09 07:00:59,757 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:00,305 INFO L124 PetriNetUnfolderBase]: 28/1966 cut-off events. [2024-11-09 07:01:00,309 INFO L125 PetriNetUnfolderBase]: For 14/16 co-relation queries the response was YES. [2024-11-09 07:01:00,323 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2021 conditions, 1966 events. 28/1966 cut-off events. For 14/16 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 10172 event pairs, 6 based on Foata normal form. 82/1739 useless extension candidates. Maximal degree in co-relation 1769. Up to 32 conditions per place. [2024-11-09 07:01:00,332 INFO L140 encePairwiseOnDemand]: 681/706 looper letters, 19 selfloop transitions, 2 changer transitions 3/664 dead transitions. [2024-11-09 07:01:00,332 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 663 places, 664 transitions, 1382 flow [2024-11-09 07:01:00,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:00,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2021 transitions. [2024-11-09 07:01:00,361 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9542020774315392 [2024-11-09 07:01:00,363 INFO L175 Difference]: Start difference. First operand has 662 places, 687 transitions, 1386 flow. Second operand 3 states and 2021 transitions. [2024-11-09 07:01:00,364 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 663 places, 664 transitions, 1382 flow [2024-11-09 07:01:00,373 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 659 places, 664 transitions, 1374 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-09 07:01:00,385 INFO L231 Difference]: Finished difference. Result has 659 places, 661 transitions, 1330 flow [2024-11-09 07:01:00,390 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1332, PETRI_DIFFERENCE_MINUEND_PLACES=657, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=664, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=662, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1330, PETRI_PLACES=659, PETRI_TRANSITIONS=661} [2024-11-09 07:01:00,396 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -3 predicate places. [2024-11-09 07:01:00,396 INFO L471 AbstractCegarLoop]: Abstraction has has 659 places, 661 transitions, 1330 flow [2024-11-09 07:01:00,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2024-11-09 07:01:00,398 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:00,398 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] [2024-11-09 07:01:00,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:01:00,398 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:00,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:00,399 INFO L85 PathProgramCache]: Analyzing trace with hash -424455180, now seen corresponding path program 1 times [2024-11-09 07:01:00,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:00,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927958468] [2024-11-09 07:01:00,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:00,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:00,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:00,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:00,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927958468] [2024-11-09 07:01:00,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927958468] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:00,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:00,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:00,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054688387] [2024-11-09 07:01:00,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:00,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:00,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:00,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:00,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:00,550 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 706 [2024-11-09 07:01:00,553 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 659 places, 661 transitions, 1330 flow. Second operand has 3 states, 3 states have (on average 665.3333333333334) internal successors, (1996), 3 states have internal predecessors, (1996), 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) [2024-11-09 07:01:00,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:00,553 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 706 [2024-11-09 07:01:00,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:00,729 INFO L124 PetriNetUnfolderBase]: 19/880 cut-off events. [2024-11-09 07:01:00,730 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-09 07:01:00,739 INFO L83 FinitePrefix]: Finished finitePrefix Result has 917 conditions, 880 events. 19/880 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 3056 event pairs, 6 based on Foata normal form. 0/748 useless extension candidates. Maximal degree in co-relation 883. Up to 29 conditions per place. [2024-11-09 07:01:00,745 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/660 dead transitions. [2024-11-09 07:01:00,746 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 657 places, 660 transitions, 1360 flow [2024-11-09 07:01:00,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:00,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2009 transitions. [2024-11-09 07:01:00,768 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485363550519358 [2024-11-09 07:01:00,768 INFO L175 Difference]: Start difference. First operand has 659 places, 661 transitions, 1330 flow. Second operand 3 states and 2009 transitions. [2024-11-09 07:01:00,768 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 657 places, 660 transitions, 1360 flow [2024-11-09 07:01:00,772 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 655 places, 660 transitions, 1356 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:00,779 INFO L231 Difference]: Finished difference. Result has 655 places, 660 transitions, 1328 flow [2024-11-09 07:01:00,780 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1324, PETRI_DIFFERENCE_MINUEND_PLACES=653, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=660, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=658, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1328, PETRI_PLACES=655, PETRI_TRANSITIONS=660} [2024-11-09 07:01:00,781 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -7 predicate places. [2024-11-09 07:01:00,781 INFO L471 AbstractCegarLoop]: Abstraction has has 655 places, 660 transitions, 1328 flow [2024-11-09 07:01:00,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 665.3333333333334) internal successors, (1996), 3 states have internal predecessors, (1996), 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) [2024-11-09 07:01:00,782 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:00,783 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] [2024-11-09 07:01:00,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:01:00,783 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:00,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:00,784 INFO L85 PathProgramCache]: Analyzing trace with hash -472914400, now seen corresponding path program 1 times [2024-11-09 07:01:00,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:00,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779953106] [2024-11-09 07:01:00,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:00,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:00,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:00,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:00,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779953106] [2024-11-09 07:01:00,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779953106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:00,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:00,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:00,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159366371] [2024-11-09 07:01:00,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:00,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:00,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:00,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:00,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:00,863 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 670 out of 706 [2024-11-09 07:01:00,865 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 655 places, 660 transitions, 1328 flow. Second operand has 3 states, 3 states have (on average 671.3333333333334) internal successors, (2014), 3 states have internal predecessors, (2014), 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) [2024-11-09 07:01:00,866 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:00,866 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 670 of 706 [2024-11-09 07:01:00,866 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:01,010 INFO L124 PetriNetUnfolderBase]: 13/876 cut-off events. [2024-11-09 07:01:01,010 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2024-11-09 07:01:01,020 INFO L83 FinitePrefix]: Finished finitePrefix Result has 896 conditions, 876 events. 13/876 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2718 event pairs, 1 based on Foata normal form. 0/746 useless extension candidates. Maximal degree in co-relation 854. Up to 11 conditions per place. [2024-11-09 07:01:01,026 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 8 selfloop transitions, 2 changer transitions 0/659 dead transitions. [2024-11-09 07:01:01,026 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 656 places, 659 transitions, 1346 flow [2024-11-09 07:01:01,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:01,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:01,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2021 transitions. [2024-11-09 07:01:01,031 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9542020774315392 [2024-11-09 07:01:01,031 INFO L175 Difference]: Start difference. First operand has 655 places, 660 transitions, 1328 flow. Second operand 3 states and 2021 transitions. [2024-11-09 07:01:01,031 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 656 places, 659 transitions, 1346 flow [2024-11-09 07:01:01,036 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 654 places, 659 transitions, 1342 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:01,042 INFO L231 Difference]: Finished difference. Result has 654 places, 659 transitions, 1326 flow [2024-11-09 07:01:01,044 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1322, PETRI_DIFFERENCE_MINUEND_PLACES=652, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=659, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=657, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1326, PETRI_PLACES=654, PETRI_TRANSITIONS=659} [2024-11-09 07:01:01,045 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -8 predicate places. [2024-11-09 07:01:01,045 INFO L471 AbstractCegarLoop]: Abstraction has has 654 places, 659 transitions, 1326 flow [2024-11-09 07:01:01,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 671.3333333333334) internal successors, (2014), 3 states have internal predecessors, (2014), 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) [2024-11-09 07:01:01,048 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:01,048 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] [2024-11-09 07:01:01,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 07:01:01,048 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:01,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:01,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1445387779, now seen corresponding path program 1 times [2024-11-09 07:01:01,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:01,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429418975] [2024-11-09 07:01:01,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:01,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:01,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:01,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429418975] [2024-11-09 07:01:01,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429418975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:01,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:01,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:01,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559687675] [2024-11-09 07:01:01,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:01,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:01,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:01,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:01,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:01,135 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 670 out of 706 [2024-11-09 07:01:01,138 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 654 places, 659 transitions, 1326 flow. Second operand has 3 states, 3 states have (on average 671.3333333333334) internal successors, (2014), 3 states have internal predecessors, (2014), 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) [2024-11-09 07:01:01,138 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:01,138 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 670 of 706 [2024-11-09 07:01:01,139 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:01,253 INFO L124 PetriNetUnfolderBase]: 11/660 cut-off events. [2024-11-09 07:01:01,253 INFO L125 PetriNetUnfolderBase]: For 2/3 co-relation queries the response was YES. [2024-11-09 07:01:01,262 INFO L83 FinitePrefix]: Finished finitePrefix Result has 679 conditions, 660 events. 11/660 cut-off events. For 2/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1841 event pairs, 1 based on Foata normal form. 0/566 useless extension candidates. Maximal degree in co-relation 629. Up to 11 conditions per place. [2024-11-09 07:01:01,266 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 8 selfloop transitions, 2 changer transitions 0/658 dead transitions. [2024-11-09 07:01:01,266 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 655 places, 658 transitions, 1344 flow [2024-11-09 07:01:01,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2021 transitions. [2024-11-09 07:01:01,271 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9542020774315392 [2024-11-09 07:01:01,271 INFO L175 Difference]: Start difference. First operand has 654 places, 659 transitions, 1326 flow. Second operand 3 states and 2021 transitions. [2024-11-09 07:01:01,271 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 655 places, 658 transitions, 1344 flow [2024-11-09 07:01:01,275 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 653 places, 658 transitions, 1340 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:01,281 INFO L231 Difference]: Finished difference. Result has 653 places, 658 transitions, 1324 flow [2024-11-09 07:01:01,283 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1320, PETRI_DIFFERENCE_MINUEND_PLACES=651, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=658, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=656, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1324, PETRI_PLACES=653, PETRI_TRANSITIONS=658} [2024-11-09 07:01:01,283 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -9 predicate places. [2024-11-09 07:01:01,284 INFO L471 AbstractCegarLoop]: Abstraction has has 653 places, 658 transitions, 1324 flow [2024-11-09 07:01:01,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 671.3333333333334) internal successors, (2014), 3 states have internal predecessors, (2014), 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) [2024-11-09 07:01:01,285 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:01,286 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] [2024-11-09 07:01:01,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:01:01,286 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:01,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:01,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1186604938, now seen corresponding path program 1 times [2024-11-09 07:01:01,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:01,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805974630] [2024-11-09 07:01:01,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:01,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:01,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:01,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:01,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805974630] [2024-11-09 07:01:01,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805974630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:01,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:01,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:01,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95327883] [2024-11-09 07:01:01,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:01,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:01,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:01,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:01,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:01,376 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 706 [2024-11-09 07:01:01,378 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 653 places, 658 transitions, 1324 flow. Second operand has 3 states, 3 states have (on average 666.3333333333334) internal successors, (1999), 3 states have internal predecessors, (1999), 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) [2024-11-09 07:01:01,378 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:01,379 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 706 [2024-11-09 07:01:01,379 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:01,601 INFO L124 PetriNetUnfolderBase]: 22/1525 cut-off events. [2024-11-09 07:01:01,602 INFO L125 PetriNetUnfolderBase]: For 2/3 co-relation queries the response was YES. [2024-11-09 07:01:01,611 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1559 conditions, 1525 events. 22/1525 cut-off events. For 2/3 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 7049 event pairs, 4 based on Foata normal form. 0/1293 useless extension candidates. Maximal degree in co-relation 1501. Up to 22 conditions per place. [2024-11-09 07:01:01,618 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/657 dead transitions. [2024-11-09 07:01:01,620 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 654 places, 657 transitions, 1352 flow [2024-11-09 07:01:01,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:01,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2011 transitions. [2024-11-09 07:01:01,625 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.949480642115203 [2024-11-09 07:01:01,625 INFO L175 Difference]: Start difference. First operand has 653 places, 658 transitions, 1324 flow. Second operand 3 states and 2011 transitions. [2024-11-09 07:01:01,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 654 places, 657 transitions, 1352 flow [2024-11-09 07:01:01,629 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 652 places, 657 transitions, 1348 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:01,635 INFO L231 Difference]: Finished difference. Result has 652 places, 657 transitions, 1322 flow [2024-11-09 07:01:01,636 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1318, PETRI_DIFFERENCE_MINUEND_PLACES=650, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=657, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=655, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1322, PETRI_PLACES=652, PETRI_TRANSITIONS=657} [2024-11-09 07:01:01,638 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -10 predicate places. [2024-11-09 07:01:01,639 INFO L471 AbstractCegarLoop]: Abstraction has has 652 places, 657 transitions, 1322 flow [2024-11-09 07:01:01,640 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 666.3333333333334) internal successors, (1999), 3 states have internal predecessors, (1999), 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) [2024-11-09 07:01:01,641 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:01,641 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] [2024-11-09 07:01:01,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 07:01:01,641 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:01,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:01,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1273069341, now seen corresponding path program 1 times [2024-11-09 07:01:01,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:01,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761146350] [2024-11-09 07:01:01,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:01,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:01,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:01,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761146350] [2024-11-09 07:01:01,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761146350] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:01,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:01,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:01,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068388223] [2024-11-09 07:01:01,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:01,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:01,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:01,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:01,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:01,742 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 706 [2024-11-09 07:01:01,745 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 652 places, 657 transitions, 1322 flow. Second operand has 3 states, 3 states have (on average 666.3333333333334) internal successors, (1999), 3 states have internal predecessors, (1999), 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) [2024-11-09 07:01:01,745 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:01,745 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 706 [2024-11-09 07:01:01,746 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:01,890 INFO L124 PetriNetUnfolderBase]: 14/701 cut-off events. [2024-11-09 07:01:01,890 INFO L125 PetriNetUnfolderBase]: For 6/7 co-relation queries the response was YES. [2024-11-09 07:01:01,896 INFO L83 FinitePrefix]: Finished finitePrefix Result has 731 conditions, 701 events. 14/701 cut-off events. For 6/7 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 2226 event pairs, 4 based on Foata normal form. 0/602 useless extension candidates. Maximal degree in co-relation 665. Up to 22 conditions per place. [2024-11-09 07:01:01,900 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/656 dead transitions. [2024-11-09 07:01:01,900 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 653 places, 656 transitions, 1350 flow [2024-11-09 07:01:01,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2011 transitions. [2024-11-09 07:01:01,905 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.949480642115203 [2024-11-09 07:01:01,905 INFO L175 Difference]: Start difference. First operand has 652 places, 657 transitions, 1322 flow. Second operand 3 states and 2011 transitions. [2024-11-09 07:01:01,906 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 653 places, 656 transitions, 1350 flow [2024-11-09 07:01:01,910 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 651 places, 656 transitions, 1346 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:01,918 INFO L231 Difference]: Finished difference. Result has 651 places, 656 transitions, 1320 flow [2024-11-09 07:01:01,919 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1316, PETRI_DIFFERENCE_MINUEND_PLACES=649, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=656, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=654, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1320, PETRI_PLACES=651, PETRI_TRANSITIONS=656} [2024-11-09 07:01:01,920 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -11 predicate places. [2024-11-09 07:01:01,921 INFO L471 AbstractCegarLoop]: Abstraction has has 651 places, 656 transitions, 1320 flow [2024-11-09 07:01:01,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 666.3333333333334) internal successors, (1999), 3 states have internal predecessors, (1999), 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) [2024-11-09 07:01:01,923 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:01,923 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:01,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 07:01:01,924 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:01,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:01,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1273970532, now seen corresponding path program 1 times [2024-11-09 07:01:01,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:01,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28177745] [2024-11-09 07:01:01,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:01,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:01,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:01,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:01,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28177745] [2024-11-09 07:01:01,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28177745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:01,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:01,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:01,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985812858] [2024-11-09 07:01:01,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:01,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:01,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:01,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:01,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:02,047 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 706 [2024-11-09 07:01:02,050 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 651 places, 656 transitions, 1320 flow. Second operand has 3 states, 3 states have (on average 665.3333333333334) internal successors, (1996), 3 states have internal predecessors, (1996), 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) [2024-11-09 07:01:02,050 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:02,051 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 706 [2024-11-09 07:01:02,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:02,219 INFO L124 PetriNetUnfolderBase]: 18/874 cut-off events. [2024-11-09 07:01:02,219 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-09 07:01:02,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 916 conditions, 874 events. 18/874 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3325 event pairs, 6 based on Foata normal form. 0/748 useless extension candidates. Maximal degree in co-relation 842. Up to 28 conditions per place. [2024-11-09 07:01:02,234 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/655 dead transitions. [2024-11-09 07:01:02,235 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 652 places, 655 transitions, 1350 flow [2024-11-09 07:01:02,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:02,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2009 transitions. [2024-11-09 07:01:02,239 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485363550519358 [2024-11-09 07:01:02,239 INFO L175 Difference]: Start difference. First operand has 651 places, 656 transitions, 1320 flow. Second operand 3 states and 2009 transitions. [2024-11-09 07:01:02,239 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 652 places, 655 transitions, 1350 flow [2024-11-09 07:01:02,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 650 places, 655 transitions, 1346 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:02,250 INFO L231 Difference]: Finished difference. Result has 650 places, 655 transitions, 1318 flow [2024-11-09 07:01:02,251 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1314, PETRI_DIFFERENCE_MINUEND_PLACES=648, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=655, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=653, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1318, PETRI_PLACES=650, PETRI_TRANSITIONS=655} [2024-11-09 07:01:02,251 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -12 predicate places. [2024-11-09 07:01:02,252 INFO L471 AbstractCegarLoop]: Abstraction has has 650 places, 655 transitions, 1318 flow [2024-11-09 07:01:02,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 665.3333333333334) internal successors, (1996), 3 states have internal predecessors, (1996), 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) [2024-11-09 07:01:02,253 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:02,254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:02,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 07:01:02,254 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:02,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:02,255 INFO L85 PathProgramCache]: Analyzing trace with hash 823168958, now seen corresponding path program 1 times [2024-11-09 07:01:02,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:02,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895396059] [2024-11-09 07:01:02,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:02,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:02,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:02,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:02,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895396059] [2024-11-09 07:01:02,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895396059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:02,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:02,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:02,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664721526] [2024-11-09 07:01:02,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:02,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:02,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:02,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:02,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:02,335 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 706 [2024-11-09 07:01:02,338 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 650 places, 655 transitions, 1318 flow. Second operand has 3 states, 3 states have (on average 665.3333333333334) internal successors, (1996), 3 states have internal predecessors, (1996), 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) [2024-11-09 07:01:02,338 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:02,339 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 706 [2024-11-09 07:01:02,339 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:02,486 INFO L124 PetriNetUnfolderBase]: 18/873 cut-off events. [2024-11-09 07:01:02,487 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-09 07:01:02,494 INFO L83 FinitePrefix]: Finished finitePrefix Result has 909 conditions, 873 events. 18/873 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3104 event pairs, 6 based on Foata normal form. 0/747 useless extension candidates. Maximal degree in co-relation 827. Up to 28 conditions per place. [2024-11-09 07:01:02,497 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/654 dead transitions. [2024-11-09 07:01:02,498 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 651 places, 654 transitions, 1348 flow [2024-11-09 07:01:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:02,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2009 transitions. [2024-11-09 07:01:02,502 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9485363550519358 [2024-11-09 07:01:02,502 INFO L175 Difference]: Start difference. First operand has 650 places, 655 transitions, 1318 flow. Second operand 3 states and 2009 transitions. [2024-11-09 07:01:02,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 651 places, 654 transitions, 1348 flow [2024-11-09 07:01:02,505 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 649 places, 654 transitions, 1344 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:02,510 INFO L231 Difference]: Finished difference. Result has 649 places, 654 transitions, 1316 flow [2024-11-09 07:01:02,511 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1312, PETRI_DIFFERENCE_MINUEND_PLACES=647, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=654, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=652, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1316, PETRI_PLACES=649, PETRI_TRANSITIONS=654} [2024-11-09 07:01:02,512 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -13 predicate places. [2024-11-09 07:01:02,512 INFO L471 AbstractCegarLoop]: Abstraction has has 649 places, 654 transitions, 1316 flow [2024-11-09 07:01:02,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 665.3333333333334) internal successors, (1996), 3 states have internal predecessors, (1996), 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) [2024-11-09 07:01:02,513 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:02,513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:02,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 07:01:02,513 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:02,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:02,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1077315636, now seen corresponding path program 1 times [2024-11-09 07:01:02,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:02,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724660926] [2024-11-09 07:01:02,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:02,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:02,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:02,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:02,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724660926] [2024-11-09 07:01:02,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724660926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:02,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:02,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:02,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030814848] [2024-11-09 07:01:02,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:02,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:02,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:02,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:02,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:02,582 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 668 out of 706 [2024-11-09 07:01:02,584 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 649 places, 654 transitions, 1316 flow. Second operand has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:02,584 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:02,584 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 668 of 706 [2024-11-09 07:01:02,585 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:02,740 INFO L124 PetriNetUnfolderBase]: 17/1083 cut-off events. [2024-11-09 07:01:02,741 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-09 07:01:02,752 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1111 conditions, 1083 events. 17/1083 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 4826 event pairs, 3 based on Foata normal form. 0/925 useless extension candidates. Maximal degree in co-relation 1021. Up to 19 conditions per place. [2024-11-09 07:01:02,757 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 10 selfloop transitions, 2 changer transitions 0/653 dead transitions. [2024-11-09 07:01:02,757 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 650 places, 653 transitions, 1338 flow [2024-11-09 07:01:02,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:02,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2017 transitions. [2024-11-09 07:01:02,762 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9523135033050047 [2024-11-09 07:01:02,762 INFO L175 Difference]: Start difference. First operand has 649 places, 654 transitions, 1316 flow. Second operand 3 states and 2017 transitions. [2024-11-09 07:01:02,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 650 places, 653 transitions, 1338 flow [2024-11-09 07:01:02,766 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 653 transitions, 1334 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:02,772 INFO L231 Difference]: Finished difference. Result has 648 places, 653 transitions, 1314 flow [2024-11-09 07:01:02,772 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1310, PETRI_DIFFERENCE_MINUEND_PLACES=646, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=653, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=651, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1314, PETRI_PLACES=648, PETRI_TRANSITIONS=653} [2024-11-09 07:01:02,773 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -14 predicate places. [2024-11-09 07:01:02,774 INFO L471 AbstractCegarLoop]: Abstraction has has 648 places, 653 transitions, 1314 flow [2024-11-09 07:01:02,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:02,775 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:02,775 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:02,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 07:01:02,776 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:02,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:02,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1233095483, now seen corresponding path program 1 times [2024-11-09 07:01:02,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:02,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746001126] [2024-11-09 07:01:02,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:02,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:02,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:02,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:02,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746001126] [2024-11-09 07:01:02,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746001126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:02,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:02,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:02,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373615100] [2024-11-09 07:01:02,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:02,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:02,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:02,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:02,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:02,864 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 668 out of 706 [2024-11-09 07:01:02,866 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 648 places, 653 transitions, 1314 flow. Second operand has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:02,866 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:02,867 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 668 of 706 [2024-11-09 07:01:02,867 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:03,070 INFO L124 PetriNetUnfolderBase]: 29/1717 cut-off events. [2024-11-09 07:01:03,070 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-09 07:01:03,082 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1759 conditions, 1717 events. 29/1717 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 9696 event pairs, 8 based on Foata normal form. 0/1462 useless extension candidates. Maximal degree in co-relation 1661. Up to 32 conditions per place. [2024-11-09 07:01:03,088 INFO L140 encePairwiseOnDemand]: 702/706 looper letters, 10 selfloop transitions, 1 changer transitions 0/650 dead transitions. [2024-11-09 07:01:03,088 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 647 places, 650 transitions, 1330 flow [2024-11-09 07:01:03,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:03,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2018 transitions. [2024-11-09 07:01:03,092 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9527856468366384 [2024-11-09 07:01:03,092 INFO L175 Difference]: Start difference. First operand has 648 places, 653 transitions, 1314 flow. Second operand 3 states and 2018 transitions. [2024-11-09 07:01:03,093 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 647 places, 650 transitions, 1330 flow [2024-11-09 07:01:03,096 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 645 places, 650 transitions, 1326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:03,101 INFO L231 Difference]: Finished difference. Result has 645 places, 650 transitions, 1306 flow [2024-11-09 07:01:03,102 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1304, PETRI_DIFFERENCE_MINUEND_PLACES=643, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=650, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=649, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1306, PETRI_PLACES=645, PETRI_TRANSITIONS=650} [2024-11-09 07:01:03,103 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -17 predicate places. [2024-11-09 07:01:03,103 INFO L471 AbstractCegarLoop]: Abstraction has has 645 places, 650 transitions, 1306 flow [2024-11-09 07:01:03,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:03,104 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:03,105 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:03,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 07:01:03,105 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:03,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:03,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1541767593, now seen corresponding path program 1 times [2024-11-09 07:01:03,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:03,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110763697] [2024-11-09 07:01:03,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:03,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:03,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:03,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:03,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110763697] [2024-11-09 07:01:03,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110763697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:03,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:03,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:01:03,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616623244] [2024-11-09 07:01:03,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:03,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:01:03,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:03,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:01:03,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:01:03,818 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 640 out of 706 [2024-11-09 07:01:03,822 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 645 places, 650 transitions, 1306 flow. Second operand has 6 states, 6 states have (on average 641.5) internal successors, (3849), 6 states have internal predecessors, (3849), 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) [2024-11-09 07:01:03,822 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:03,822 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 640 of 706 [2024-11-09 07:01:03,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:04,544 INFO L124 PetriNetUnfolderBase]: 244/4163 cut-off events. [2024-11-09 07:01:04,544 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-09 07:01:04,560 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4606 conditions, 4163 events. 244/4163 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 32057 event pairs, 168 based on Foata normal form. 0/3508 useless extension candidates. Maximal degree in co-relation 4509. Up to 421 conditions per place. [2024-11-09 07:01:04,573 INFO L140 encePairwiseOnDemand]: 700/706 looper letters, 36 selfloop transitions, 5 changer transitions 0/649 dead transitions. [2024-11-09 07:01:04,573 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 649 places, 649 transitions, 1386 flow [2024-11-09 07:01:04,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:01:04,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:01:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3882 transitions. [2024-11-09 07:01:04,581 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9164305949008499 [2024-11-09 07:01:04,581 INFO L175 Difference]: Start difference. First operand has 645 places, 650 transitions, 1306 flow. Second operand 6 states and 3882 transitions. [2024-11-09 07:01:04,581 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 649 places, 649 transitions, 1386 flow [2024-11-09 07:01:04,584 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 649 transitions, 1385 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:04,590 INFO L231 Difference]: Finished difference. Result has 648 places, 649 transitions, 1313 flow [2024-11-09 07:01:04,591 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1303, PETRI_DIFFERENCE_MINUEND_PLACES=643, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=649, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=644, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1313, PETRI_PLACES=648, PETRI_TRANSITIONS=649} [2024-11-09 07:01:04,592 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -14 predicate places. [2024-11-09 07:01:04,593 INFO L471 AbstractCegarLoop]: Abstraction has has 648 places, 649 transitions, 1313 flow [2024-11-09 07:01:04,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 641.5) internal successors, (3849), 6 states have internal predecessors, (3849), 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) [2024-11-09 07:01:04,595 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:04,595 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:04,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 07:01:04,596 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:04,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:04,597 INFO L85 PathProgramCache]: Analyzing trace with hash -771150762, now seen corresponding path program 1 times [2024-11-09 07:01:04,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:04,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238994637] [2024-11-09 07:01:04,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:04,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:04,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:04,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238994637] [2024-11-09 07:01:04,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238994637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:04,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:04,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:04,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354872656] [2024-11-09 07:01:04,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:04,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:04,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:04,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:04,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:04,683 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 706 [2024-11-09 07:01:04,685 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 648 places, 649 transitions, 1313 flow. Second operand has 3 states, 3 states have (on average 666.3333333333334) internal successors, (1999), 3 states have internal predecessors, (1999), 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) [2024-11-09 07:01:04,685 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:04,685 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 706 [2024-11-09 07:01:04,686 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:04,894 INFO L124 PetriNetUnfolderBase]: 34/1521 cut-off events. [2024-11-09 07:01:04,894 INFO L125 PetriNetUnfolderBase]: For 5/6 co-relation queries the response was YES. [2024-11-09 07:01:04,907 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1582 conditions, 1521 events. 34/1521 cut-off events. For 5/6 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 7600 event pairs, 15 based on Foata normal form. 0/1298 useless extension candidates. Maximal degree in co-relation 1564. Up to 46 conditions per place. [2024-11-09 07:01:04,913 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/648 dead transitions. [2024-11-09 07:01:04,914 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 649 places, 648 transitions, 1341 flow [2024-11-09 07:01:04,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2011 transitions. [2024-11-09 07:01:04,918 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.949480642115203 [2024-11-09 07:01:04,918 INFO L175 Difference]: Start difference. First operand has 648 places, 649 transitions, 1313 flow. Second operand 3 states and 2011 transitions. [2024-11-09 07:01:04,918 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 649 places, 648 transitions, 1341 flow [2024-11-09 07:01:04,922 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 644 places, 648 transitions, 1331 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:01:04,928 INFO L231 Difference]: Finished difference. Result has 644 places, 648 transitions, 1305 flow [2024-11-09 07:01:04,929 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1301, PETRI_DIFFERENCE_MINUEND_PLACES=642, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=648, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=646, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1305, PETRI_PLACES=644, PETRI_TRANSITIONS=648} [2024-11-09 07:01:04,929 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -18 predicate places. [2024-11-09 07:01:04,930 INFO L471 AbstractCegarLoop]: Abstraction has has 644 places, 648 transitions, 1305 flow [2024-11-09 07:01:04,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 666.3333333333334) internal successors, (1999), 3 states have internal predecessors, (1999), 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) [2024-11-09 07:01:04,931 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:04,931 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:04,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 07:01:04,931 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:04,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:04,932 INFO L85 PathProgramCache]: Analyzing trace with hash 421043245, now seen corresponding path program 1 times [2024-11-09 07:01:04,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:04,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136176738] [2024-11-09 07:01:04,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:04,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:04,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:04,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136176738] [2024-11-09 07:01:04,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136176738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:04,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:04,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:04,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250326363] [2024-11-09 07:01:04,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:04,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:04,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:04,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:04,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:05,093 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 645 out of 706 [2024-11-09 07:01:05,095 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 644 places, 648 transitions, 1305 flow. Second operand has 3 states, 3 states have (on average 646.0) internal successors, (1938), 3 states have internal predecessors, (1938), 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) [2024-11-09 07:01:05,095 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:05,095 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 645 of 706 [2024-11-09 07:01:05,095 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:05,267 INFO L124 PetriNetUnfolderBase]: 28/1297 cut-off events. [2024-11-09 07:01:05,267 INFO L125 PetriNetUnfolderBase]: For 2/4 co-relation queries the response was YES. [2024-11-09 07:01:05,278 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1366 conditions, 1297 events. 28/1297 cut-off events. For 2/4 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 6709 event pairs, 8 based on Foata normal form. 0/1124 useless extension candidates. Maximal degree in co-relation 1268. Up to 44 conditions per place. [2024-11-09 07:01:05,283 INFO L140 encePairwiseOnDemand]: 691/706 looper letters, 25 selfloop transitions, 5 changer transitions 0/641 dead transitions. [2024-11-09 07:01:05,284 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 636 places, 641 transitions, 1352 flow [2024-11-09 07:01:05,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1975 transitions. [2024-11-09 07:01:05,288 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9324834749763928 [2024-11-09 07:01:05,288 INFO L175 Difference]: Start difference. First operand has 644 places, 648 transitions, 1305 flow. Second operand 3 states and 1975 transitions. [2024-11-09 07:01:05,288 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 636 places, 641 transitions, 1352 flow [2024-11-09 07:01:05,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 634 places, 641 transitions, 1348 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:05,299 INFO L231 Difference]: Finished difference. Result has 635 places, 640 transitions, 1304 flow [2024-11-09 07:01:05,300 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1281, PETRI_DIFFERENCE_MINUEND_PLACES=632, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=638, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=633, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1304, PETRI_PLACES=635, PETRI_TRANSITIONS=640} [2024-11-09 07:01:05,301 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -27 predicate places. [2024-11-09 07:01:05,301 INFO L471 AbstractCegarLoop]: Abstraction has has 635 places, 640 transitions, 1304 flow [2024-11-09 07:01:05,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 646.0) internal successors, (1938), 3 states have internal predecessors, (1938), 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) [2024-11-09 07:01:05,303 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:05,303 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:05,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 07:01:05,303 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:05,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:05,304 INFO L85 PathProgramCache]: Analyzing trace with hash 895675511, now seen corresponding path program 1 times [2024-11-09 07:01:05,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:05,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287208137] [2024-11-09 07:01:05,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:05,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:05,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:05,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287208137] [2024-11-09 07:01:05,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287208137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:05,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:05,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:05,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237341269] [2024-11-09 07:01:05,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:05,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:05,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:05,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:05,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:05,368 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 660 out of 706 [2024-11-09 07:01:05,371 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 635 places, 640 transitions, 1304 flow. Second operand has 3 states, 3 states have (on average 661.0) internal successors, (1983), 3 states have internal predecessors, (1983), 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) [2024-11-09 07:01:05,371 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:05,371 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 660 of 706 [2024-11-09 07:01:05,371 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:05,526 INFO L124 PetriNetUnfolderBase]: 25/876 cut-off events. [2024-11-09 07:01:05,527 INFO L125 PetriNetUnfolderBase]: For 14/15 co-relation queries the response was YES. [2024-11-09 07:01:05,533 INFO L83 FinitePrefix]: Finished finitePrefix Result has 933 conditions, 876 events. 25/876 cut-off events. For 14/15 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3209 event pairs, 8 based on Foata normal form. 0/768 useless extension candidates. Maximal degree in co-relation 835. Up to 34 conditions per place. [2024-11-09 07:01:05,536 INFO L140 encePairwiseOnDemand]: 696/706 looper letters, 15 selfloop transitions, 5 changer transitions 0/638 dead transitions. [2024-11-09 07:01:05,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 632 places, 638 transitions, 1341 flow [2024-11-09 07:01:05,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:05,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:05,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2005 transitions. [2024-11-09 07:01:05,540 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9466477809254014 [2024-11-09 07:01:05,541 INFO L175 Difference]: Start difference. First operand has 635 places, 640 transitions, 1304 flow. Second operand 3 states and 2005 transitions. [2024-11-09 07:01:05,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 632 places, 638 transitions, 1341 flow [2024-11-09 07:01:05,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 631 places, 638 transitions, 1336 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:05,551 INFO L231 Difference]: Finished difference. Result has 632 places, 637 transitions, 1312 flow [2024-11-09 07:01:05,552 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1289, PETRI_DIFFERENCE_MINUEND_PLACES=629, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=635, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=630, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1312, PETRI_PLACES=632, PETRI_TRANSITIONS=637} [2024-11-09 07:01:05,552 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -30 predicate places. [2024-11-09 07:01:05,553 INFO L471 AbstractCegarLoop]: Abstraction has has 632 places, 637 transitions, 1312 flow [2024-11-09 07:01:05,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 661.0) internal successors, (1983), 3 states have internal predecessors, (1983), 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) [2024-11-09 07:01:05,554 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:05,554 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:05,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 07:01:05,555 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:05,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:05,555 INFO L85 PathProgramCache]: Analyzing trace with hash -582735692, now seen corresponding path program 1 times [2024-11-09 07:01:05,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:05,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597510908] [2024-11-09 07:01:05,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:05,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:05,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:05,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597510908] [2024-11-09 07:01:05,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597510908] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:05,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:05,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:05,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315588560] [2024-11-09 07:01:05,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:05,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:05,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:05,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:05,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:05,616 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 663 out of 706 [2024-11-09 07:01:05,619 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 632 places, 637 transitions, 1312 flow. Second operand has 3 states, 3 states have (on average 664.0) internal successors, (1992), 3 states have internal predecessors, (1992), 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) [2024-11-09 07:01:05,619 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:05,619 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 663 of 706 [2024-11-09 07:01:05,619 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:05,866 INFO L124 PetriNetUnfolderBase]: 40/1573 cut-off events. [2024-11-09 07:01:05,866 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2024-11-09 07:01:05,886 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1677 conditions, 1573 events. 40/1573 cut-off events. For 10/11 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 7279 event pairs, 2 based on Foata normal form. 0/1373 useless extension candidates. Maximal degree in co-relation 1578. Up to 30 conditions per place. [2024-11-09 07:01:05,893 INFO L140 encePairwiseOnDemand]: 696/706 looper letters, 13 selfloop transitions, 6 changer transitions 0/637 dead transitions. [2024-11-09 07:01:05,893 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 630 places, 637 transitions, 1352 flow [2024-11-09 07:01:05,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:05,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2012 transitions. [2024-11-09 07:01:05,897 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9499527856468366 [2024-11-09 07:01:05,897 INFO L175 Difference]: Start difference. First operand has 632 places, 637 transitions, 1312 flow. Second operand 3 states and 2012 transitions. [2024-11-09 07:01:05,897 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 630 places, 637 transitions, 1352 flow [2024-11-09 07:01:05,902 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 629 places, 637 transitions, 1347 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:05,907 INFO L231 Difference]: Finished difference. Result has 630 places, 635 transitions, 1325 flow [2024-11-09 07:01:05,909 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1299, PETRI_DIFFERENCE_MINUEND_PLACES=627, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=633, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=627, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1325, PETRI_PLACES=630, PETRI_TRANSITIONS=635} [2024-11-09 07:01:05,910 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -32 predicate places. [2024-11-09 07:01:05,910 INFO L471 AbstractCegarLoop]: Abstraction has has 630 places, 635 transitions, 1325 flow [2024-11-09 07:01:05,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 664.0) internal successors, (1992), 3 states have internal predecessors, (1992), 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) [2024-11-09 07:01:05,912 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:05,912 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:05,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 07:01:05,913 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:05,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:05,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1528377432, now seen corresponding path program 1 times [2024-11-09 07:01:05,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:05,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643388070] [2024-11-09 07:01:05,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:05,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:05,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:05,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:05,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643388070] [2024-11-09 07:01:05,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643388070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:05,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:05,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:05,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799136432] [2024-11-09 07:01:05,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:05,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:05,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:05,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:05,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:05,992 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 663 out of 706 [2024-11-09 07:01:05,995 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 630 places, 635 transitions, 1325 flow. Second operand has 3 states, 3 states have (on average 664.0) internal successors, (1992), 3 states have internal predecessors, (1992), 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) [2024-11-09 07:01:05,995 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:05,995 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 663 of 706 [2024-11-09 07:01:05,995 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:06,436 INFO L124 PetriNetUnfolderBase]: 53/1813 cut-off events. [2024-11-09 07:01:06,436 INFO L125 PetriNetUnfolderBase]: For 15/17 co-relation queries the response was YES. [2024-11-09 07:01:06,475 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1951 conditions, 1813 events. 53/1813 cut-off events. For 15/17 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 10980 event pairs, 2 based on Foata normal form. 1/1588 useless extension candidates. Maximal degree in co-relation 1851. Up to 43 conditions per place. [2024-11-09 07:01:06,486 INFO L140 encePairwiseOnDemand]: 696/706 looper letters, 12 selfloop transitions, 5 changer transitions 4/636 dead transitions. [2024-11-09 07:01:06,486 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 636 transitions, 1368 flow [2024-11-09 07:01:06,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2012 transitions. [2024-11-09 07:01:06,491 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9499527856468366 [2024-11-09 07:01:06,492 INFO L175 Difference]: Start difference. First operand has 630 places, 635 transitions, 1325 flow. Second operand 3 states and 2012 transitions. [2024-11-09 07:01:06,492 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 636 transitions, 1368 flow [2024-11-09 07:01:06,497 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 627 places, 636 transitions, 1362 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:06,504 INFO L231 Difference]: Finished difference. Result has 628 places, 629 transitions, 1323 flow [2024-11-09 07:01:06,505 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1311, PETRI_DIFFERENCE_MINUEND_PLACES=625, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=631, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=626, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1323, PETRI_PLACES=628, PETRI_TRANSITIONS=629} [2024-11-09 07:01:06,506 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -34 predicate places. [2024-11-09 07:01:06,506 INFO L471 AbstractCegarLoop]: Abstraction has has 628 places, 629 transitions, 1323 flow [2024-11-09 07:01:06,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 664.0) internal successors, (1992), 3 states have internal predecessors, (1992), 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) [2024-11-09 07:01:06,507 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:06,507 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:06,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 07:01:06,508 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:06,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:06,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1829852726, now seen corresponding path program 1 times [2024-11-09 07:01:06,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:06,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644614853] [2024-11-09 07:01:06,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:06,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:06,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:06,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644614853] [2024-11-09 07:01:06,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644614853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:06,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:06,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:06,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276564495] [2024-11-09 07:01:06,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:06,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:06,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:06,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:06,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:06,583 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 658 out of 706 [2024-11-09 07:01:06,585 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 628 places, 629 transitions, 1323 flow. Second operand has 3 states, 3 states have (on average 659.0) internal successors, (1977), 3 states have internal predecessors, (1977), 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) [2024-11-09 07:01:06,585 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:06,586 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 658 of 706 [2024-11-09 07:01:06,586 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:07,173 INFO L124 PetriNetUnfolderBase]: 129/3255 cut-off events. [2024-11-09 07:01:07,173 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-09 07:01:07,194 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3660 conditions, 3255 events. 129/3255 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 25019 event pairs, 4 based on Foata normal form. 0/2879 useless extension candidates. Maximal degree in co-relation 3559. Up to 158 conditions per place. [2024-11-09 07:01:07,203 INFO L140 encePairwiseOnDemand]: 697/706 looper letters, 17 selfloop transitions, 3 changer transitions 0/626 dead transitions. [2024-11-09 07:01:07,203 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 620 places, 626 transitions, 1359 flow [2024-11-09 07:01:07,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:07,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:07,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2000 transitions. [2024-11-09 07:01:07,207 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9442870632672332 [2024-11-09 07:01:07,208 INFO L175 Difference]: Start difference. First operand has 628 places, 629 transitions, 1323 flow. Second operand 3 states and 2000 transitions. [2024-11-09 07:01:07,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 620 places, 626 transitions, 1359 flow [2024-11-09 07:01:07,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 619 places, 626 transitions, 1354 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:07,217 INFO L231 Difference]: Finished difference. Result has 620 places, 624 transitions, 1319 flow [2024-11-09 07:01:07,218 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1306, PETRI_DIFFERENCE_MINUEND_PLACES=617, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=623, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=620, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1319, PETRI_PLACES=620, PETRI_TRANSITIONS=624} [2024-11-09 07:01:07,219 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -42 predicate places. [2024-11-09 07:01:07,219 INFO L471 AbstractCegarLoop]: Abstraction has has 620 places, 624 transitions, 1319 flow [2024-11-09 07:01:07,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 659.0) internal successors, (1977), 3 states have internal predecessors, (1977), 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) [2024-11-09 07:01:07,220 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:07,220 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:07,220 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 07:01:07,220 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:07,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:07,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1686688577, now seen corresponding path program 1 times [2024-11-09 07:01:07,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:07,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766632287] [2024-11-09 07:01:07,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:07,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:07,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:07,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:07,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766632287] [2024-11-09 07:01:07,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766632287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:07,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:07,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:07,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093736793] [2024-11-09 07:01:07,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:07,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:07,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:07,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:07,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:07,287 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 658 out of 706 [2024-11-09 07:01:07,289 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 620 places, 624 transitions, 1319 flow. Second operand has 3 states, 3 states have (on average 659.0) internal successors, (1977), 3 states have internal predecessors, (1977), 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) [2024-11-09 07:01:07,289 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:07,289 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 658 of 706 [2024-11-09 07:01:07,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:07,891 INFO L124 PetriNetUnfolderBase]: 122/3768 cut-off events. [2024-11-09 07:01:07,891 INFO L125 PetriNetUnfolderBase]: For 36/40 co-relation queries the response was YES. [2024-11-09 07:01:07,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4229 conditions, 3768 events. 122/3768 cut-off events. For 36/40 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 31107 event pairs, 20 based on Foata normal form. 0/3397 useless extension candidates. Maximal degree in co-relation 4127. Up to 176 conditions per place. [2024-11-09 07:01:07,946 INFO L140 encePairwiseOnDemand]: 697/706 looper letters, 18 selfloop transitions, 3 changer transitions 0/622 dead transitions. [2024-11-09 07:01:07,946 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 622 transitions, 1360 flow [2024-11-09 07:01:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:07,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2001 transitions. [2024-11-09 07:01:07,950 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9447592067988668 [2024-11-09 07:01:07,950 INFO L175 Difference]: Start difference. First operand has 620 places, 624 transitions, 1319 flow. Second operand 3 states and 2001 transitions. [2024-11-09 07:01:07,951 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 622 transitions, 1360 flow [2024-11-09 07:01:07,957 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 615 places, 622 transitions, 1357 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:07,963 INFO L231 Difference]: Finished difference. Result has 616 places, 619 transitions, 1317 flow [2024-11-09 07:01:07,964 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1304, PETRI_DIFFERENCE_MINUEND_PLACES=613, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=618, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=615, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1317, PETRI_PLACES=616, PETRI_TRANSITIONS=619} [2024-11-09 07:01:07,967 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -46 predicate places. [2024-11-09 07:01:07,967 INFO L471 AbstractCegarLoop]: Abstraction has has 616 places, 619 transitions, 1317 flow [2024-11-09 07:01:07,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 659.0) internal successors, (1977), 3 states have internal predecessors, (1977), 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) [2024-11-09 07:01:07,968 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:07,968 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:07,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 07:01:07,968 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:07,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:07,969 INFO L85 PathProgramCache]: Analyzing trace with hash 134985541, now seen corresponding path program 1 times [2024-11-09 07:01:07,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:07,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165749696] [2024-11-09 07:01:07,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:07,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:08,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:08,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:08,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165749696] [2024-11-09 07:01:08,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165749696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:08,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:08,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:08,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54675200] [2024-11-09 07:01:08,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:08,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:08,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:08,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:08,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:08,046 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 706 [2024-11-09 07:01:08,048 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 616 places, 619 transitions, 1317 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2024-11-09 07:01:08,048 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:08,048 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 706 [2024-11-09 07:01:08,048 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:09,305 INFO L124 PetriNetUnfolderBase]: 354/9609 cut-off events. [2024-11-09 07:01:09,305 INFO L125 PetriNetUnfolderBase]: For 59/63 co-relation queries the response was YES. [2024-11-09 07:01:09,353 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10800 conditions, 9609 events. 354/9609 cut-off events. For 59/63 co-relation queries the response was YES. Maximal size of possible extension queue 102. Compared 98014 event pairs, 88 based on Foata normal form. 0/8697 useless extension candidates. Maximal degree in co-relation 10698. Up to 467 conditions per place. [2024-11-09 07:01:09,374 INFO L140 encePairwiseOnDemand]: 698/706 looper letters, 18 selfloop transitions, 2 changer transitions 0/617 dead transitions. [2024-11-09 07:01:09,374 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 612 places, 617 transitions, 1355 flow [2024-11-09 07:01:09,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2003 transitions. [2024-11-09 07:01:09,379 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.945703493862134 [2024-11-09 07:01:09,379 INFO L175 Difference]: Start difference. First operand has 616 places, 619 transitions, 1317 flow. Second operand 3 states and 2003 transitions. [2024-11-09 07:01:09,379 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 612 places, 617 transitions, 1355 flow [2024-11-09 07:01:09,384 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 611 places, 617 transitions, 1352 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:01:09,389 INFO L231 Difference]: Finished difference. Result has 612 places, 615 transitions, 1316 flow [2024-11-09 07:01:09,390 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1302, PETRI_DIFFERENCE_MINUEND_PLACES=609, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=613, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=611, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1316, PETRI_PLACES=612, PETRI_TRANSITIONS=615} [2024-11-09 07:01:09,390 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -50 predicate places. [2024-11-09 07:01:09,390 INFO L471 AbstractCegarLoop]: Abstraction has has 612 places, 615 transitions, 1316 flow [2024-11-09 07:01:09,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2024-11-09 07:01:09,391 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:09,391 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:09,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 07:01:09,392 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:09,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:09,392 INFO L85 PathProgramCache]: Analyzing trace with hash 168202096, now seen corresponding path program 1 times [2024-11-09 07:01:09,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:09,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573639777] [2024-11-09 07:01:09,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:09,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:09,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:09,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:09,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573639777] [2024-11-09 07:01:09,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573639777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:09,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:09,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:01:09,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703044161] [2024-11-09 07:01:09,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:09,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:01:09,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:09,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:01:09,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:01:10,214 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 651 out of 706 [2024-11-09 07:01:10,217 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 612 places, 615 transitions, 1316 flow. Second operand has 6 states, 6 states have (on average 652.6666666666666) internal successors, (3916), 6 states have internal predecessors, (3916), 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) [2024-11-09 07:01:10,218 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:10,218 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 651 of 706 [2024-11-09 07:01:10,218 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:11,242 INFO L124 PetriNetUnfolderBase]: 233/5969 cut-off events. [2024-11-09 07:01:11,242 INFO L125 PetriNetUnfolderBase]: For 8/16 co-relation queries the response was YES. [2024-11-09 07:01:11,281 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6890 conditions, 5969 events. 233/5969 cut-off events. For 8/16 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 52379 event pairs, 8 based on Foata normal form. 0/5473 useless extension candidates. Maximal degree in co-relation 6784. Up to 228 conditions per place. [2024-11-09 07:01:11,301 INFO L140 encePairwiseOnDemand]: 698/706 looper letters, 26 selfloop transitions, 5 changer transitions 0/616 dead transitions. [2024-11-09 07:01:11,302 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 614 places, 616 transitions, 1384 flow [2024-11-09 07:01:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:01:11,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:01:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3940 transitions. [2024-11-09 07:01:11,311 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9301227573182247 [2024-11-09 07:01:11,311 INFO L175 Difference]: Start difference. First operand has 612 places, 615 transitions, 1316 flow. Second operand 6 states and 3940 transitions. [2024-11-09 07:01:11,311 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 614 places, 616 transitions, 1384 flow [2024-11-09 07:01:11,316 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 614 places, 616 transitions, 1384 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:01:11,322 INFO L231 Difference]: Finished difference. Result has 614 places, 612 transitions, 1320 flow [2024-11-09 07:01:11,322 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1310, PETRI_DIFFERENCE_MINUEND_PLACES=609, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=612, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=607, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1320, PETRI_PLACES=614, PETRI_TRANSITIONS=612} [2024-11-09 07:01:11,323 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -48 predicate places. [2024-11-09 07:01:11,323 INFO L471 AbstractCegarLoop]: Abstraction has has 614 places, 612 transitions, 1320 flow [2024-11-09 07:01:11,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 652.6666666666666) internal successors, (3916), 6 states have internal predecessors, (3916), 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) [2024-11-09 07:01:11,324 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:11,324 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:11,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 07:01:11,325 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:11,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:11,325 INFO L85 PathProgramCache]: Analyzing trace with hash -774491270, now seen corresponding path program 1 times [2024-11-09 07:01:11,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:11,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348945092] [2024-11-09 07:01:11,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:11,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:11,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:11,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348945092] [2024-11-09 07:01:11,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348945092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:11,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:11,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:01:11,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630862376] [2024-11-09 07:01:11,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:11,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:01:11,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:11,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:01:11,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:01:12,095 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 651 out of 706 [2024-11-09 07:01:12,097 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 614 places, 612 transitions, 1320 flow. Second operand has 6 states, 6 states have (on average 652.8333333333334) internal successors, (3917), 6 states have internal predecessors, (3917), 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) [2024-11-09 07:01:12,097 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:12,097 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 651 of 706 [2024-11-09 07:01:12,098 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:12,668 INFO L124 PetriNetUnfolderBase]: 160/4614 cut-off events. [2024-11-09 07:01:12,668 INFO L125 PetriNetUnfolderBase]: For 62/70 co-relation queries the response was YES. [2024-11-09 07:01:12,711 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5331 conditions, 4614 events. 160/4614 cut-off events. For 62/70 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 39444 event pairs, 0 based on Foata normal form. 0/4242 useless extension candidates. Maximal degree in co-relation 5224. Up to 171 conditions per place. [2024-11-09 07:01:12,726 INFO L140 encePairwiseOnDemand]: 698/706 looper letters, 26 selfloop transitions, 5 changer transitions 0/613 dead transitions. [2024-11-09 07:01:12,726 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 613 transitions, 1388 flow [2024-11-09 07:01:12,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:01:12,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:01:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3940 transitions. [2024-11-09 07:01:12,735 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9301227573182247 [2024-11-09 07:01:12,735 INFO L175 Difference]: Start difference. First operand has 614 places, 612 transitions, 1320 flow. Second operand 6 states and 3940 transitions. [2024-11-09 07:01:12,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 613 transitions, 1388 flow [2024-11-09 07:01:12,741 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 611 places, 613 transitions, 1378 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:01:12,746 INFO L231 Difference]: Finished difference. Result has 611 places, 609 transitions, 1314 flow [2024-11-09 07:01:12,747 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1304, PETRI_DIFFERENCE_MINUEND_PLACES=606, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=609, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=604, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1314, PETRI_PLACES=611, PETRI_TRANSITIONS=609} [2024-11-09 07:01:12,748 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -51 predicate places. [2024-11-09 07:01:12,748 INFO L471 AbstractCegarLoop]: Abstraction has has 611 places, 609 transitions, 1314 flow [2024-11-09 07:01:12,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 652.8333333333334) internal successors, (3917), 6 states have internal predecessors, (3917), 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) [2024-11-09 07:01:12,749 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:12,750 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:12,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 07:01:12,750 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:12,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:12,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1718719399, now seen corresponding path program 1 times [2024-11-09 07:01:12,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:12,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26957552] [2024-11-09 07:01:12,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:12,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:12,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:12,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26957552] [2024-11-09 07:01:12,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26957552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:12,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:12,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:12,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51959061] [2024-11-09 07:01:12,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:12,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:12,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:12,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:12,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:12,828 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-09 07:01:12,830 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 611 places, 609 transitions, 1314 flow. Second operand has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:12,830 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:12,830 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-09 07:01:12,830 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:13,578 INFO L124 PetriNetUnfolderBase]: 208/6152 cut-off events. [2024-11-09 07:01:13,579 INFO L125 PetriNetUnfolderBase]: For 73/73 co-relation queries the response was YES. [2024-11-09 07:01:13,612 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7074 conditions, 6152 events. 208/6152 cut-off events. For 73/73 co-relation queries the response was YES. Maximal size of possible extension queue 54. Compared 53513 event pairs, 32 based on Foata normal form. 0/5663 useless extension candidates. Maximal degree in co-relation 6969. Up to 163 conditions per place. [2024-11-09 07:01:13,625 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/609 dead transitions. [2024-11-09 07:01:13,625 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 612 places, 609 transitions, 1345 flow [2024-11-09 07:01:13,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:13,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:13,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-09 07:01:13,630 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-09 07:01:13,630 INFO L175 Difference]: Start difference. First operand has 611 places, 609 transitions, 1314 flow. Second operand 3 states and 2015 transitions. [2024-11-09 07:01:13,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 612 places, 609 transitions, 1345 flow [2024-11-09 07:01:13,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 609 transitions, 1335 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:01:13,641 INFO L231 Difference]: Finished difference. Result has 607 places, 608 transitions, 1306 flow [2024-11-09 07:01:13,642 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1302, PETRI_DIFFERENCE_MINUEND_PLACES=605, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=608, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=606, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1306, PETRI_PLACES=607, PETRI_TRANSITIONS=608} [2024-11-09 07:01:13,642 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -55 predicate places. [2024-11-09 07:01:13,642 INFO L471 AbstractCegarLoop]: Abstraction has has 607 places, 608 transitions, 1306 flow [2024-11-09 07:01:13,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:13,643 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:13,643 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:13,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 07:01:13,644 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:13,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:13,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1621160215, now seen corresponding path program 1 times [2024-11-09 07:01:13,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:13,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186055073] [2024-11-09 07:01:13,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:13,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:13,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:13,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186055073] [2024-11-09 07:01:13,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186055073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:13,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:13,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:13,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273381032] [2024-11-09 07:01:13,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:13,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:13,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:13,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:13,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:13,717 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 674 out of 706 [2024-11-09 07:01:13,719 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 607 places, 608 transitions, 1306 flow. Second operand has 3 states, 3 states have (on average 675.3333333333334) internal successors, (2026), 3 states have internal predecessors, (2026), 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) [2024-11-09 07:01:13,719 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:13,719 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 674 of 706 [2024-11-09 07:01:13,719 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:14,478 INFO L124 PetriNetUnfolderBase]: 145/6333 cut-off events. [2024-11-09 07:01:14,478 INFO L125 PetriNetUnfolderBase]: For 20/24 co-relation queries the response was YES. [2024-11-09 07:01:14,504 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6954 conditions, 6333 events. 145/6333 cut-off events. For 20/24 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 54640 event pairs, 4 based on Foata normal form. 0/5861 useless extension candidates. Maximal degree in co-relation 6849. Up to 68 conditions per place. [2024-11-09 07:01:14,510 INFO L140 encePairwiseOnDemand]: 704/706 looper letters, 8 selfloop transitions, 1 changer transitions 0/610 dead transitions. [2024-11-09 07:01:14,510 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 608 places, 610 transitions, 1330 flow [2024-11-09 07:01:14,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:14,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2032 transitions. [2024-11-09 07:01:14,514 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.959395656279509 [2024-11-09 07:01:14,514 INFO L175 Difference]: Start difference. First operand has 607 places, 608 transitions, 1306 flow. Second operand 3 states and 2032 transitions. [2024-11-09 07:01:14,515 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 608 places, 610 transitions, 1330 flow [2024-11-09 07:01:14,518 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 606 places, 610 transitions, 1326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:14,524 INFO L231 Difference]: Finished difference. Result has 607 places, 608 transitions, 1307 flow [2024-11-09 07:01:14,524 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1300, PETRI_DIFFERENCE_MINUEND_PLACES=604, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=607, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=606, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1307, PETRI_PLACES=607, PETRI_TRANSITIONS=608} [2024-11-09 07:01:14,525 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -55 predicate places. [2024-11-09 07:01:14,525 INFO L471 AbstractCegarLoop]: Abstraction has has 607 places, 608 transitions, 1307 flow [2024-11-09 07:01:14,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 675.3333333333334) internal successors, (2026), 3 states have internal predecessors, (2026), 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) [2024-11-09 07:01:14,526 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:14,526 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:14,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 07:01:14,527 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:14,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:14,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1786609, now seen corresponding path program 1 times [2024-11-09 07:01:14,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:14,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030334123] [2024-11-09 07:01:14,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:14,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:14,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:14,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:14,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030334123] [2024-11-09 07:01:14,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030334123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:14,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:14,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:14,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126594536] [2024-11-09 07:01:14,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:14,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:14,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:14,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:14,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:14,598 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-09 07:01:14,600 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 607 places, 608 transitions, 1307 flow. Second operand has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:14,600 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:14,600 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-09 07:01:14,600 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:15,188 INFO L124 PetriNetUnfolderBase]: 143/5379 cut-off events. [2024-11-09 07:01:15,188 INFO L125 PetriNetUnfolderBase]: For 99/107 co-relation queries the response was YES. [2024-11-09 07:01:15,228 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6026 conditions, 5379 events. 143/5379 cut-off events. For 99/107 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 43295 event pairs, 18 based on Foata normal form. 0/4984 useless extension candidates. Maximal degree in co-relation 5921. Up to 154 conditions per place. [2024-11-09 07:01:15,236 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 12 selfloop transitions, 2 changer transitions 1/608 dead transitions. [2024-11-09 07:01:15,236 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 608 places, 608 transitions, 1338 flow [2024-11-09 07:01:15,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:15,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-09 07:01:15,240 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-09 07:01:15,240 INFO L175 Difference]: Start difference. First operand has 607 places, 608 transitions, 1307 flow. Second operand 3 states and 2015 transitions. [2024-11-09 07:01:15,240 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 608 places, 608 transitions, 1338 flow [2024-11-09 07:01:15,244 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 608 places, 608 transitions, 1338 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:01:15,249 INFO L231 Difference]: Finished difference. Result has 608 places, 607 transitions, 1309 flow [2024-11-09 07:01:15,250 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1305, PETRI_DIFFERENCE_MINUEND_PLACES=606, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=607, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=605, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1309, PETRI_PLACES=608, PETRI_TRANSITIONS=607} [2024-11-09 07:01:15,250 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -54 predicate places. [2024-11-09 07:01:15,251 INFO L471 AbstractCegarLoop]: Abstraction has has 608 places, 607 transitions, 1309 flow [2024-11-09 07:01:15,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:15,251 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:15,251 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:15,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 07:01:15,252 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:15,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:15,252 INFO L85 PathProgramCache]: Analyzing trace with hash -892657165, now seen corresponding path program 1 times [2024-11-09 07:01:15,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:15,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023636386] [2024-11-09 07:01:15,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:15,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:15,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:15,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023636386] [2024-11-09 07:01:15,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023636386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:15,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:15,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:15,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268422081] [2024-11-09 07:01:15,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:15,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:15,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:15,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:15,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:15,308 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 674 out of 706 [2024-11-09 07:01:15,309 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 608 places, 607 transitions, 1309 flow. Second operand has 3 states, 3 states have (on average 675.6666666666666) internal successors, (2027), 3 states have internal predecessors, (2027), 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) [2024-11-09 07:01:15,309 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:15,310 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 674 of 706 [2024-11-09 07:01:15,310 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:16,300 INFO L124 PetriNetUnfolderBase]: 135/6249 cut-off events. [2024-11-09 07:01:16,301 INFO L125 PetriNetUnfolderBase]: For 30/38 co-relation queries the response was YES. [2024-11-09 07:01:16,354 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6859 conditions, 6249 events. 135/6249 cut-off events. For 30/38 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 51965 event pairs, 8 based on Foata normal form. 0/5823 useless extension candidates. Maximal degree in co-relation 6753. Up to 68 conditions per place. [2024-11-09 07:01:16,363 INFO L140 encePairwiseOnDemand]: 704/706 looper letters, 7 selfloop transitions, 1 changer transitions 0/608 dead transitions. [2024-11-09 07:01:16,363 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 608 transitions, 1328 flow [2024-11-09 07:01:16,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:16,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2031 transitions. [2024-11-09 07:01:16,366 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9589235127478754 [2024-11-09 07:01:16,366 INFO L175 Difference]: Start difference. First operand has 608 places, 607 transitions, 1309 flow. Second operand 3 states and 2031 transitions. [2024-11-09 07:01:16,366 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 608 transitions, 1328 flow [2024-11-09 07:01:16,370 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 608 transitions, 1324 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:16,375 INFO L231 Difference]: Finished difference. Result has 608 places, 607 transitions, 1310 flow [2024-11-09 07:01:16,376 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1303, PETRI_DIFFERENCE_MINUEND_PLACES=605, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=606, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=605, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1310, PETRI_PLACES=608, PETRI_TRANSITIONS=607} [2024-11-09 07:01:16,377 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -54 predicate places. [2024-11-09 07:01:16,377 INFO L471 AbstractCegarLoop]: Abstraction has has 608 places, 607 transitions, 1310 flow [2024-11-09 07:01:16,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 675.6666666666666) internal successors, (2027), 3 states have internal predecessors, (2027), 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) [2024-11-09 07:01:16,378 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:16,378 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:16,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 07:01:16,378 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread1Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:16,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:16,379 INFO L85 PathProgramCache]: Analyzing trace with hash 53670932, now seen corresponding path program 1 times [2024-11-09 07:01:16,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:16,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361170647] [2024-11-09 07:01:16,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:16,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:16,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:16,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:16,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361170647] [2024-11-09 07:01:16,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361170647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:16,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:16,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:16,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686080020] [2024-11-09 07:01:16,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:16,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:16,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:16,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:16,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:16,460 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-09 07:01:16,461 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 608 places, 607 transitions, 1310 flow. Second operand has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:16,462 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:16,462 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-09 07:01:16,462 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:17,724 INFO L124 PetriNetUnfolderBase]: 231/8833 cut-off events. [2024-11-09 07:01:17,724 INFO L125 PetriNetUnfolderBase]: For 85/85 co-relation queries the response was YES. [2024-11-09 07:01:17,772 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9834 conditions, 8833 events. 231/8833 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 81027 event pairs, 36 based on Foata normal form. 0/8211 useless extension candidates. Maximal degree in co-relation 9728. Up to 159 conditions per place. [2024-11-09 07:01:17,785 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/607 dead transitions. [2024-11-09 07:01:17,785 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 607 transitions, 1341 flow [2024-11-09 07:01:17,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:17,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-09 07:01:17,788 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-09 07:01:17,788 INFO L175 Difference]: Start difference. First operand has 608 places, 607 transitions, 1310 flow. Second operand 3 states and 2015 transitions. [2024-11-09 07:01:17,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 607 transitions, 1341 flow [2024-11-09 07:01:17,792 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 609 places, 607 transitions, 1341 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:01:17,796 INFO L231 Difference]: Finished difference. Result has 609 places, 606 transitions, 1312 flow [2024-11-09 07:01:17,796 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1308, PETRI_DIFFERENCE_MINUEND_PLACES=607, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=606, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=604, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1312, PETRI_PLACES=609, PETRI_TRANSITIONS=606} [2024-11-09 07:01:17,797 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -53 predicate places. [2024-11-09 07:01:17,797 INFO L471 AbstractCegarLoop]: Abstraction has has 609 places, 606 transitions, 1312 flow [2024-11-09 07:01:17,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:17,798 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:17,798 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:17,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 07:01:17,798 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:17,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:17,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1160851240, now seen corresponding path program 1 times [2024-11-09 07:01:17,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:17,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129698078] [2024-11-09 07:01:17,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:17,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:17,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:17,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129698078] [2024-11-09 07:01:17,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129698078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:17,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:17,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:17,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702479495] [2024-11-09 07:01:17,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:17,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:17,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:17,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:17,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:17,884 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-09 07:01:17,886 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 609 places, 606 transitions, 1312 flow. Second operand has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:17,886 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:17,886 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-09 07:01:17,886 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:18,719 INFO L124 PetriNetUnfolderBase]: 147/6049 cut-off events. [2024-11-09 07:01:18,720 INFO L125 PetriNetUnfolderBase]: For 105/113 co-relation queries the response was YES. [2024-11-09 07:01:18,778 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6755 conditions, 6049 events. 147/6049 cut-off events. For 105/113 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 50536 event pairs, 22 based on Foata normal form. 0/5641 useless extension candidates. Maximal degree in co-relation 6648. Up to 150 conditions per place. [2024-11-09 07:01:18,788 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/606 dead transitions. [2024-11-09 07:01:18,788 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 610 places, 606 transitions, 1343 flow [2024-11-09 07:01:18,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-09 07:01:18,791 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-09 07:01:18,792 INFO L175 Difference]: Start difference. First operand has 609 places, 606 transitions, 1312 flow. Second operand 3 states and 2015 transitions. [2024-11-09 07:01:18,792 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 610 places, 606 transitions, 1343 flow [2024-11-09 07:01:18,795 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 608 places, 606 transitions, 1339 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:18,799 INFO L231 Difference]: Finished difference. Result has 608 places, 605 transitions, 1310 flow [2024-11-09 07:01:18,799 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1306, PETRI_DIFFERENCE_MINUEND_PLACES=606, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=605, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=603, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1310, PETRI_PLACES=608, PETRI_TRANSITIONS=605} [2024-11-09 07:01:18,800 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -54 predicate places. [2024-11-09 07:01:18,800 INFO L471 AbstractCegarLoop]: Abstraction has has 608 places, 605 transitions, 1310 flow [2024-11-09 07:01:18,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:18,801 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:18,801 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:18,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 07:01:18,801 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting thread1Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:18,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:18,801 INFO L85 PathProgramCache]: Analyzing trace with hash -624029191, now seen corresponding path program 1 times [2024-11-09 07:01:18,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:18,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8564559] [2024-11-09 07:01:18,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:18,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:18,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:18,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:18,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8564559] [2024-11-09 07:01:18,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8564559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:18,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:18,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:18,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892875657] [2024-11-09 07:01:18,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:18,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:18,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:18,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:18,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:18,909 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 661 out of 706 [2024-11-09 07:01:18,911 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 608 places, 605 transitions, 1310 flow. Second operand has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2024-11-09 07:01:18,912 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:18,912 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 661 of 706 [2024-11-09 07:01:18,912 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:20,179 INFO L124 PetriNetUnfolderBase]: 281/10327 cut-off events. [2024-11-09 07:01:20,179 INFO L125 PetriNetUnfolderBase]: For 90/94 co-relation queries the response was YES. [2024-11-09 07:01:20,257 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11638 conditions, 10327 events. 281/10327 cut-off events. For 90/94 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 101498 event pairs, 64 based on Foata normal form. 0/9630 useless extension candidates. Maximal degree in co-relation 11531. Up to 254 conditions per place. [2024-11-09 07:01:20,279 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 20 selfloop transitions, 2 changer transitions 0/605 dead transitions. [2024-11-09 07:01:20,279 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 605 transitions, 1355 flow [2024-11-09 07:01:20,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2004 transitions. [2024-11-09 07:01:20,282 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9461756373937678 [2024-11-09 07:01:20,282 INFO L175 Difference]: Start difference. First operand has 608 places, 605 transitions, 1310 flow. Second operand 3 states and 2004 transitions. [2024-11-09 07:01:20,282 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 605 transitions, 1355 flow [2024-11-09 07:01:20,286 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 605 transitions, 1351 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:20,290 INFO L231 Difference]: Finished difference. Result has 607 places, 604 transitions, 1308 flow [2024-11-09 07:01:20,291 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1304, PETRI_DIFFERENCE_MINUEND_PLACES=605, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=604, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=602, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1308, PETRI_PLACES=607, PETRI_TRANSITIONS=604} [2024-11-09 07:01:20,291 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -55 predicate places. [2024-11-09 07:01:20,291 INFO L471 AbstractCegarLoop]: Abstraction has has 607 places, 604 transitions, 1308 flow [2024-11-09 07:01:20,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2024-11-09 07:01:20,292 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:20,292 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:20,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 07:01:20,292 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:20,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:20,293 INFO L85 PathProgramCache]: Analyzing trace with hash 370853901, now seen corresponding path program 1 times [2024-11-09 07:01:20,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:20,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684708232] [2024-11-09 07:01:20,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:20,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:20,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:20,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684708232] [2024-11-09 07:01:20,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684708232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:20,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:20,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:20,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809708065] [2024-11-09 07:01:20,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:20,348 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:20,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:20,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:20,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:20,381 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-09 07:01:20,383 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 607 places, 604 transitions, 1308 flow. Second operand has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:20,383 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:20,383 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-09 07:01:20,383 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:21,134 INFO L124 PetriNetUnfolderBase]: 163/6447 cut-off events. [2024-11-09 07:01:21,135 INFO L125 PetriNetUnfolderBase]: For 111/119 co-relation queries the response was YES. [2024-11-09 07:01:21,186 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7257 conditions, 6447 events. 163/6447 cut-off events. For 111/119 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 56396 event pairs, 36 based on Foata normal form. 0/6034 useless extension candidates. Maximal degree in co-relation 7150. Up to 199 conditions per place. [2024-11-09 07:01:21,195 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 15 selfloop transitions, 2 changer transitions 0/604 dead transitions. [2024-11-09 07:01:21,195 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 608 places, 604 transitions, 1343 flow [2024-11-09 07:01:21,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:21,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-09 07:01:21,198 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-09 07:01:21,198 INFO L175 Difference]: Start difference. First operand has 607 places, 604 transitions, 1308 flow. Second operand 3 states and 2014 transitions. [2024-11-09 07:01:21,198 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 608 places, 604 transitions, 1343 flow [2024-11-09 07:01:21,201 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 606 places, 604 transitions, 1339 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:21,205 INFO L231 Difference]: Finished difference. Result has 606 places, 603 transitions, 1306 flow [2024-11-09 07:01:21,205 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1302, PETRI_DIFFERENCE_MINUEND_PLACES=604, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=603, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=601, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1306, PETRI_PLACES=606, PETRI_TRANSITIONS=603} [2024-11-09 07:01:21,206 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -56 predicate places. [2024-11-09 07:01:21,206 INFO L471 AbstractCegarLoop]: Abstraction has has 606 places, 603 transitions, 1306 flow [2024-11-09 07:01:21,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:21,207 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:21,207 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:21,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 07:01:21,207 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting thread1Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:21,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:21,208 INFO L85 PathProgramCache]: Analyzing trace with hash -378984119, now seen corresponding path program 1 times [2024-11-09 07:01:21,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:21,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48966453] [2024-11-09 07:01:21,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:21,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:21,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48966453] [2024-11-09 07:01:21,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48966453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:21,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:21,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:21,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452425648] [2024-11-09 07:01:21,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:21,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:21,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:21,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:21,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:21,330 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 661 out of 706 [2024-11-09 07:01:21,332 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 606 places, 603 transitions, 1306 flow. Second operand has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2024-11-09 07:01:21,332 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:21,332 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 661 of 706 [2024-11-09 07:01:21,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:22,858 INFO L124 PetriNetUnfolderBase]: 283/10615 cut-off events. [2024-11-09 07:01:22,859 INFO L125 PetriNetUnfolderBase]: For 121/129 co-relation queries the response was YES. [2024-11-09 07:01:22,912 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11964 conditions, 10615 events. 283/10615 cut-off events. For 121/129 co-relation queries the response was YES. Maximal size of possible extension queue 86. Compared 102976 event pairs, 56 based on Foata normal form. 0/9921 useless extension candidates. Maximal degree in co-relation 11857. Up to 246 conditions per place. [2024-11-09 07:01:22,927 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 20 selfloop transitions, 2 changer transitions 0/603 dead transitions. [2024-11-09 07:01:22,927 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 607 places, 603 transitions, 1351 flow [2024-11-09 07:01:22,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:22,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:22,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2004 transitions. [2024-11-09 07:01:22,929 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9461756373937678 [2024-11-09 07:01:22,929 INFO L175 Difference]: Start difference. First operand has 606 places, 603 transitions, 1306 flow. Second operand 3 states and 2004 transitions. [2024-11-09 07:01:22,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 607 places, 603 transitions, 1351 flow [2024-11-09 07:01:22,934 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 605 places, 603 transitions, 1347 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:22,938 INFO L231 Difference]: Finished difference. Result has 605 places, 602 transitions, 1304 flow [2024-11-09 07:01:22,938 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1300, PETRI_DIFFERENCE_MINUEND_PLACES=603, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=602, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=600, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1304, PETRI_PLACES=605, PETRI_TRANSITIONS=602} [2024-11-09 07:01:22,939 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -57 predicate places. [2024-11-09 07:01:22,939 INFO L471 AbstractCegarLoop]: Abstraction has has 605 places, 602 transitions, 1304 flow [2024-11-09 07:01:22,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2024-11-09 07:01:22,940 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:22,941 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:22,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 07:01:22,941 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:22,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:22,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1234606276, now seen corresponding path program 1 times [2024-11-09 07:01:22,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:22,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165415153] [2024-11-09 07:01:22,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:22,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:22,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:22,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165415153] [2024-11-09 07:01:22,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165415153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:22,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:22,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:22,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241979599] [2024-11-09 07:01:22,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:22,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:22,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:22,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:22,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:23,036 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-09 07:01:23,038 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 605 places, 602 transitions, 1304 flow. Second operand has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:23,038 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:23,038 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-09 07:01:23,038 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:24,065 INFO L124 PetriNetUnfolderBase]: 233/7345 cut-off events. [2024-11-09 07:01:24,065 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-11-09 07:01:24,099 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8396 conditions, 7345 events. 233/7345 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 61. Compared 66902 event pairs, 76 based on Foata normal form. 0/6909 useless extension candidates. Maximal degree in co-relation 8328. Up to 266 conditions per place. [2024-11-09 07:01:24,106 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/602 dead transitions. [2024-11-09 07:01:24,107 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 606 places, 602 transitions, 1337 flow [2024-11-09 07:01:24,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:24,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-09 07:01:24,109 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-09 07:01:24,110 INFO L175 Difference]: Start difference. First operand has 605 places, 602 transitions, 1304 flow. Second operand 3 states and 2014 transitions. [2024-11-09 07:01:24,110 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 606 places, 602 transitions, 1337 flow [2024-11-09 07:01:24,113 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 604 places, 602 transitions, 1333 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:24,117 INFO L231 Difference]: Finished difference. Result has 604 places, 601 transitions, 1302 flow [2024-11-09 07:01:24,118 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1298, PETRI_DIFFERENCE_MINUEND_PLACES=602, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=601, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=599, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1302, PETRI_PLACES=604, PETRI_TRANSITIONS=601} [2024-11-09 07:01:24,118 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -58 predicate places. [2024-11-09 07:01:24,118 INFO L471 AbstractCegarLoop]: Abstraction has has 604 places, 601 transitions, 1302 flow [2024-11-09 07:01:24,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:24,119 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:24,119 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:24,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-09 07:01:24,119 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting thread2Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:24,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:24,120 INFO L85 PathProgramCache]: Analyzing trace with hash -782673315, now seen corresponding path program 1 times [2024-11-09 07:01:24,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:24,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817921619] [2024-11-09 07:01:24,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:24,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:24,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:24,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817921619] [2024-11-09 07:01:24,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817921619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:24,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:24,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:24,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363015116] [2024-11-09 07:01:24,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:24,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:24,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:24,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:24,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:24,238 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-09 07:01:24,241 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 604 places, 601 transitions, 1302 flow. Second operand has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:24,241 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:24,241 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-09 07:01:24,241 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:25,383 INFO L124 PetriNetUnfolderBase]: 155/6417 cut-off events. [2024-11-09 07:01:25,383 INFO L125 PetriNetUnfolderBase]: For 113/121 co-relation queries the response was YES. [2024-11-09 07:01:25,442 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7189 conditions, 6417 events. 155/6417 cut-off events. For 113/121 co-relation queries the response was YES. Maximal size of possible extension queue 63. Compared 55278 event pairs, 32 based on Foata normal form. 0/6029 useless extension candidates. Maximal degree in co-relation 7082. Up to 185 conditions per place. [2024-11-09 07:01:25,452 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 15 selfloop transitions, 2 changer transitions 0/601 dead transitions. [2024-11-09 07:01:25,453 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 605 places, 601 transitions, 1337 flow [2024-11-09 07:01:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:25,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-09 07:01:25,454 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-09 07:01:25,454 INFO L175 Difference]: Start difference. First operand has 604 places, 601 transitions, 1302 flow. Second operand 3 states and 2014 transitions. [2024-11-09 07:01:25,454 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 605 places, 601 transitions, 1337 flow [2024-11-09 07:01:25,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 603 places, 601 transitions, 1333 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:25,463 INFO L231 Difference]: Finished difference. Result has 603 places, 600 transitions, 1300 flow [2024-11-09 07:01:25,464 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1296, PETRI_DIFFERENCE_MINUEND_PLACES=601, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=600, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=598, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1300, PETRI_PLACES=603, PETRI_TRANSITIONS=600} [2024-11-09 07:01:25,464 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -59 predicate places. [2024-11-09 07:01:25,465 INFO L471 AbstractCegarLoop]: Abstraction has has 603 places, 600 transitions, 1300 flow [2024-11-09 07:01:25,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.0) internal successors, (2007), 3 states have internal predecessors, (2007), 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) [2024-11-09 07:01:25,465 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:01:25,465 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:01:25,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 07:01:25,466 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting thread2Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-09 07:01:25,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:01:25,466 INFO L85 PathProgramCache]: Analyzing trace with hash -163647336, now seen corresponding path program 1 times [2024-11-09 07:01:25,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:01:25,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632782626] [2024-11-09 07:01:25,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:01:25,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:01:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:01:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:01:25,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:01:25,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632782626] [2024-11-09 07:01:25,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632782626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:01:25,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:01:25,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:01:25,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571100203] [2024-11-09 07:01:25,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:01:25,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:01:25,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:01:25,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:01:25,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:01:25,560 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-09 07:01:25,562 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 603 places, 600 transitions, 1300 flow. Second operand has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:25,562 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:01:25,562 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-09 07:01:25,562 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:01:26,548 INFO L124 PetriNetUnfolderBase]: 175/6445 cut-off events. [2024-11-09 07:01:26,549 INFO L125 PetriNetUnfolderBase]: For 92/100 co-relation queries the response was YES. [2024-11-09 07:01:26,575 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7330 conditions, 6445 events. 175/6445 cut-off events. For 92/100 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 56749 event pairs, 42 based on Foata normal form. 0/6066 useless extension candidates. Maximal degree in co-relation 7248. Up to 258 conditions per place. [2024-11-09 07:01:26,577 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 0 selfloop transitions, 0 changer transitions 600/600 dead transitions. [2024-11-09 07:01:26,577 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 604 places, 600 transitions, 1333 flow [2024-11-09 07:01:26,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:01:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:01:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-09 07:01:26,578 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-09 07:01:26,578 INFO L175 Difference]: Start difference. First operand has 603 places, 600 transitions, 1300 flow. Second operand 3 states and 2014 transitions. [2024-11-09 07:01:26,578 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 604 places, 600 transitions, 1333 flow [2024-11-09 07:01:26,581 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 602 places, 600 transitions, 1329 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:01:26,583 INFO L231 Difference]: Finished difference. Result has 602 places, 0 transitions, 0 flow [2024-11-09 07:01:26,584 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=706, PETRI_DIFFERENCE_MINUEND_FLOW=1294, PETRI_DIFFERENCE_MINUEND_PLACES=600, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=599, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=599, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=602, PETRI_TRANSITIONS=0} [2024-11-09 07:01:26,584 INFO L277 CegarLoopForPetriNet]: 662 programPoint places, -60 predicate places. [2024-11-09 07:01:26,584 INFO L471 AbstractCegarLoop]: Abstraction has has 602 places, 0 transitions, 0 flow [2024-11-09 07:01:26,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 669.3333333333334) internal successors, (2008), 3 states have internal predecessors, (2008), 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) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (122 of 123 remaining) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (121 of 123 remaining) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (120 of 123 remaining) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (119 of 123 remaining) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (118 of 123 remaining) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (117 of 123 remaining) [2024-11-09 07:01:26,588 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (116 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (115 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (114 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (113 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (112 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (111 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (110 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (109 of 123 remaining) [2024-11-09 07:01:26,589 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (108 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (107 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (106 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (105 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (104 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (103 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (102 of 123 remaining) [2024-11-09 07:01:26,590 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (101 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (100 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (99 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (98 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (97 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (96 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (95 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (94 of 123 remaining) [2024-11-09 07:01:26,591 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (93 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (92 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (91 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (90 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (89 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (88 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (87 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (86 of 123 remaining) [2024-11-09 07:01:26,592 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (85 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (84 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (83 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (82 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (81 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (80 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (79 of 123 remaining) [2024-11-09 07:01:26,593 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (78 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (77 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (76 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (75 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (74 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (73 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (72 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (71 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (70 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (69 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (68 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (67 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (66 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (65 of 123 remaining) [2024-11-09 07:01:26,594 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (64 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (63 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (62 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (61 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (60 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (59 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (58 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (57 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (56 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (55 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (54 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (53 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (52 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (51 of 123 remaining) [2024-11-09 07:01:26,595 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (50 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (46 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (45 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (44 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (43 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (42 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (41 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (40 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (39 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (38 of 123 remaining) [2024-11-09 07:01:26,596 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (37 of 123 remaining) [2024-11-09 07:01:26,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (36 of 123 remaining) [2024-11-09 07:01:26,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (35 of 123 remaining) [2024-11-09 07:01:26,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 123 remaining) [2024-11-09 07:01:26,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (33 of 123 remaining) [2024-11-09 07:01:26,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (32 of 123 remaining) [2024-11-09 07:01:26,597 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (31 of 123 remaining) [2024-11-09 07:01:26,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (30 of 123 remaining) [2024-11-09 07:01:26,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (29 of 123 remaining) [2024-11-09 07:01:26,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (28 of 123 remaining) [2024-11-09 07:01:26,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (27 of 123 remaining) [2024-11-09 07:01:26,598 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (26 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (25 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (24 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (23 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (22 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (21 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (20 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (19 of 123 remaining) [2024-11-09 07:01:26,599 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (18 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (17 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (16 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (15 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (14 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (13 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 123 remaining) [2024-11-09 07:01:26,600 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (11 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (10 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (8 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (7 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (6 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (5 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (4 of 123 remaining) [2024-11-09 07:01:26,601 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (3 of 123 remaining) [2024-11-09 07:01:26,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (2 of 123 remaining) [2024-11-09 07:01:26,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (1 of 123 remaining) [2024-11-09 07:01:26,602 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (0 of 123 remaining) [2024-11-09 07:01:26,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 07:01:26,602 INFO L407 BasicCegarLoop]: Path program 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] [2024-11-09 07:01:26,609 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 07:01:26,609 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:01:26,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:01:26 BasicIcfg [2024-11-09 07:01:26,616 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:01:26,616 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:01:26,616 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:01:26,616 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:01:26,617 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:00:58" (3/4) ... [2024-11-09 07:01:26,619 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 07:01:26,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-09 07:01:26,622 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-09 07:01:26,630 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-09 07:01:26,631 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 07:01:26,631 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 07:01:26,631 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 07:01:26,743 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-09 07:01:26,744 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-09 07:01:26,745 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:01:26,746 INFO L158 Benchmark]: Toolchain (without parser) took 29570.75ms. Allocated memory was 172.0MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 140.9MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 132.8MB. Max. memory is 16.1GB. [2024-11-09 07:01:26,746 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 88.2MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:01:26,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.57ms. Allocated memory is still 172.0MB. Free memory was 140.2MB in the beginning and 125.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 07:01:26,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.34ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 121.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:01:26,747 INFO L158 Benchmark]: Boogie Preprocessor took 57.98ms. Allocated memory is still 172.0MB. Free memory was 121.4MB in the beginning and 118.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:01:26,747 INFO L158 Benchmark]: RCFGBuilder took 1038.05ms. Allocated memory is still 172.0MB. Free memory was 118.2MB in the beginning and 72.1MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 07:01:26,747 INFO L158 Benchmark]: TraceAbstraction took 27901.95ms. Allocated memory was 172.0MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 72.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-09 07:01:26,747 INFO L158 Benchmark]: Witness Printer took 129.22ms. Allocated memory is still 2.0GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 07:01:26,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 88.2MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.57ms. Allocated memory is still 172.0MB. Free memory was 140.2MB in the beginning and 125.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.34ms. Allocated memory is still 172.0MB. Free memory was 125.6MB in the beginning and 121.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.98ms. Allocated memory is still 172.0MB. Free memory was 121.4MB in the beginning and 118.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1038.05ms. Allocated memory is still 172.0MB. Free memory was 118.2MB in the beginning and 72.1MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 27901.95ms. Allocated memory was 172.0MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 72.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 129.22ms. Allocated memory is still 2.0GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 46]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 47]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 48]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 56]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 65]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 89]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 90]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 95]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 102]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1100 locations, 123 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 27.6s, OverallIterations: 33, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1866 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 663 mSDsluCounter, 311 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 333 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2136 IncrementalHoareTripleChecker+Invalid, 2469 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 333 mSolverCounterUnsat, 311 mSDtfsCounter, 2136 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1386occurred in iteration=0, InterpolantAutomatonStates: 108, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 4931 NumberOfCodeBlocks, 4931 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 4898 ConstructedInterpolants, 0 QuantifiedInterpolants, 5303 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 33 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 73 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 07:01:26,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE