./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 8be7027f 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-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 12:38:24,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 12:38:24,493 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-12 12:38:24,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 12:38:24,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 12:38:24,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 12:38:24,524 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 12:38:24,524 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 12:38:24,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 12:38:24,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 12:38:24,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 12:38:24,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 12:38:24,528 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 12:38:24,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 12:38:24,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 12:38:24,529 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-12 12:38:24,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 12:38:24,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-12 12:38:24,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 12:38:24,533 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 12:38:24,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 12:38:24,534 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 12:38:24,534 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-12 12:38:24,534 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 12:38:24,534 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-12 12:38:24,535 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-12 12:38:24,535 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 12:38:24,535 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 12:38:24,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 12:38:24,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 12:38:24,537 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 12:38:24,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:38:24,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 12:38:24,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 12:38:24,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 12:38:24,538 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 12:38:24,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 12:38:24,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 12:38:24,539 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 12:38:24,539 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 12:38:24,539 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 12:38:24,539 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 [2024-11-12 12:38:24,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 12:38:24,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 12:38:24,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 12:38:24,789 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 12:38:24,790 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 12:38:24,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2024-11-12 12:38:26,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 12:38:26,403 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 12:38:26,404 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2024-11-12 12:38:26,412 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cb43160/7851e9eb03924ad5b081583b2d32a2d9/FLAG7f2ecd2a0 [2024-11-12 12:38:26,798 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cb43160/7851e9eb03924ad5b081583b2d32a2d9 [2024-11-12 12:38:26,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 12:38:26,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 12:38:26,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 12:38:26,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 12:38:26,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 12:38:26,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:38:26" (1/1) ... [2024-11-12 12:38:26,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7730664b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:26, skipping insertion in model container [2024-11-12 12:38:26,812 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:38:26" (1/1) ... [2024-11-12 12:38:26,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 12:38:27,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:38:27,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 12:38:27,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 12:38:27,240 INFO L204 MainTranslator]: Completed translation [2024-11-12 12:38:27,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27 WrapperNode [2024-11-12 12:38:27,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 12:38:27,241 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 12:38:27,241 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 12:38:27,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 12:38:27,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,304 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 18, calls inlined = 32, statements flattened = 508 [2024-11-12 12:38:27,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 12:38:27,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 12:38:27,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 12:38:27,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 12:38:27,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 12:38:27,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 12:38:27,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 12:38:27,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 12:38:27,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (1/1) ... [2024-11-12 12:38:27,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 12:38:27,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 12:38:27,402 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) [2024-11-12 12:38:27,408 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 [2024-11-12 12:38:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 12:38:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-12 12:38:27,456 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-12 12:38:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-12 12:38:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-12 12:38:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-12 12:38:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-12 12:38:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 12:38:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 12:38:27,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 12:38:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-12 12:38:27,459 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-12 12:38:27,603 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 12:38:27,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 12:38:28,389 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-12 12:38:28,389 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 12:38:28,428 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 12:38:28,432 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-12 12:38:28,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:38:28 BoogieIcfgContainer [2024-11-12 12:38:28,432 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 12:38:28,435 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 12:38:28,435 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 12:38:28,438 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 12:38:28,439 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:38:26" (1/3) ... [2024-11-12 12:38:28,440 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b6ea8f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:38:28, skipping insertion in model container [2024-11-12 12:38:28,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:38:27" (2/3) ... [2024-11-12 12:38:28,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b6ea8f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:38:28, skipping insertion in model container [2024-11-12 12:38:28,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:38:28" (3/3) ... [2024-11-12 12:38:28,443 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2024-11-12 12:38:28,460 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 12:38:28,462 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 73 error locations. [2024-11-12 12:38:28,462 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-12 12:38:28,672 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-12 12:38:28,726 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 680 places, 706 transitions, 1426 flow [2024-11-12 12:38:28,973 INFO L124 PetriNetUnfolderBase]: 33/704 cut-off events. [2024-11-12 12:38:28,974 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-12 12:38:28,997 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. [2024-11-12 12:38:28,998 INFO L82 GeneralOperation]: Start removeDead. Operand has 680 places, 706 transitions, 1426 flow [2024-11-12 12:38:29,015 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 662 places, 687 transitions, 1386 flow [2024-11-12 12:38:29,027 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 12:38:29,038 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;@520ec8e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 12:38:29,038 INFO L334 AbstractCegarLoop]: Starting to check reachability of 123 error locations. [2024-11-12 12:38:29,042 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-12 12:38:29,043 INFO L124 PetriNetUnfolderBase]: 0/25 cut-off events. [2024-11-12 12:38:29,043 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-12 12:38:29,043 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:29,044 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:29,044 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)] === [2024-11-12 12:38:29,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:29,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1199725653, now seen corresponding path program 1 times [2024-11-12 12:38:29,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:29,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744916032] [2024-11-12 12:38:29,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:29,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:29,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:29,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744916032] [2024-11-12 12:38:29,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744916032] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:29,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:29,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:29,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190590071] [2024-11-12 12:38:29,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:29,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:29,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:29,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:29,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:29,380 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 706 [2024-11-12 12:38:29,390 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) [2024-11-12 12:38:29,390 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:29,391 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 706 [2024-11-12 12:38:29,392 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:29,841 INFO L124 PetriNetUnfolderBase]: 28/1966 cut-off events. [2024-11-12 12:38:29,842 INFO L125 PetriNetUnfolderBase]: For 16/18 co-relation queries the response was YES. [2024-11-12 12:38:29,851 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2021 conditions, 1966 events. 28/1966 cut-off events. For 16/18 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. [2024-11-12 12:38:29,860 INFO L140 encePairwiseOnDemand]: 681/706 looper letters, 19 selfloop transitions, 2 changer transitions 3/664 dead transitions. [2024-11-12 12:38:29,860 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 663 places, 664 transitions, 1382 flow [2024-11-12 12:38:29,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2021 transitions. [2024-11-12 12:38:29,888 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9542020774315392 [2024-11-12 12:38:29,890 INFO L175 Difference]: Start difference. First operand has 662 places, 687 transitions, 1386 flow. Second operand 3 states and 2021 transitions. [2024-11-12 12:38:29,891 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 663 places, 664 transitions, 1382 flow [2024-11-12 12:38:29,900 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 659 places, 664 transitions, 1374 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-12 12:38:29,914 INFO L231 Difference]: Finished difference. Result has 659 places, 661 transitions, 1330 flow [2024-11-12 12:38:29,917 INFO L262 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} [2024-11-12 12:38:29,921 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -3 predicate places. [2024-11-12 12:38:29,922 INFO L471 AbstractCegarLoop]: Abstraction has has 659 places, 661 transitions, 1330 flow [2024-11-12 12:38:29,923 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) [2024-11-12 12:38:29,923 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:29,924 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:29,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-12 12:38:29,925 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)] === [2024-11-12 12:38:29,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:29,926 INFO L85 PathProgramCache]: Analyzing trace with hash -424455180, now seen corresponding path program 1 times [2024-11-12 12:38:29,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:29,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353501472] [2024-11-12 12:38:29,926 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:29,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:30,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:30,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353501472] [2024-11-12 12:38:30,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353501472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:30,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:30,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:30,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499120519] [2024-11-12 12:38:30,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:30,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:30,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:30,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:30,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:30,080 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 706 [2024-11-12 12:38:30,082 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) [2024-11-12 12:38:30,082 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:30,082 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 706 [2024-11-12 12:38:30,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:30,289 INFO L124 PetriNetUnfolderBase]: 19/880 cut-off events. [2024-11-12 12:38:30,289 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-12 12:38:30,299 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. [2024-11-12 12:38:30,305 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/660 dead transitions. [2024-11-12 12:38:30,305 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 657 places, 660 transitions, 1360 flow [2024-11-12 12:38:30,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2009 transitions. [2024-11-12 12:38:30,312 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9485363550519358 [2024-11-12 12:38:30,312 INFO L175 Difference]: Start difference. First operand has 659 places, 661 transitions, 1330 flow. Second operand 3 states and 2009 transitions. [2024-11-12 12:38:30,312 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 657 places, 660 transitions, 1360 flow [2024-11-12 12:38:30,316 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 655 places, 660 transitions, 1356 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:30,323 INFO L231 Difference]: Finished difference. Result has 655 places, 660 transitions, 1328 flow [2024-11-12 12:38:30,324 INFO L262 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} [2024-11-12 12:38:30,325 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -7 predicate places. [2024-11-12 12:38:30,325 INFO L471 AbstractCegarLoop]: Abstraction has has 655 places, 660 transitions, 1328 flow [2024-11-12 12:38:30,327 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) [2024-11-12 12:38:30,327 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:30,327 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:30,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-12 12:38:30,328 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)] === [2024-11-12 12:38:30,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:30,330 INFO L85 PathProgramCache]: Analyzing trace with hash -472914400, now seen corresponding path program 1 times [2024-11-12 12:38:30,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:30,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327298191] [2024-11-12 12:38:30,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:30,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:30,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:30,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327298191] [2024-11-12 12:38:30,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327298191] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:30,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:30,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:30,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571902720] [2024-11-12 12:38:30,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:30,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:30,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:30,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:30,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:30,409 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 670 out of 706 [2024-11-12 12:38:30,412 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) [2024-11-12 12:38:30,412 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:30,412 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 670 of 706 [2024-11-12 12:38:30,412 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:30,553 INFO L124 PetriNetUnfolderBase]: 13/876 cut-off events. [2024-11-12 12:38:30,553 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2024-11-12 12:38:30,563 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. [2024-11-12 12:38:30,569 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 8 selfloop transitions, 2 changer transitions 0/659 dead transitions. [2024-11-12 12:38:30,569 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 656 places, 659 transitions, 1346 flow [2024-11-12 12:38:30,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:30,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:30,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2021 transitions. [2024-11-12 12:38:30,575 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9542020774315392 [2024-11-12 12:38:30,575 INFO L175 Difference]: Start difference. First operand has 655 places, 660 transitions, 1328 flow. Second operand 3 states and 2021 transitions. [2024-11-12 12:38:30,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 656 places, 659 transitions, 1346 flow [2024-11-12 12:38:30,579 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 654 places, 659 transitions, 1342 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:30,585 INFO L231 Difference]: Finished difference. Result has 654 places, 659 transitions, 1326 flow [2024-11-12 12:38:30,587 INFO L262 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} [2024-11-12 12:38:30,588 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -8 predicate places. [2024-11-12 12:38:30,588 INFO L471 AbstractCegarLoop]: Abstraction has has 654 places, 659 transitions, 1326 flow [2024-11-12 12:38:30,590 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) [2024-11-12 12:38:30,591 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:30,591 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:30,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-12 12:38:30,591 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)] === [2024-11-12 12:38:30,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:30,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1445387779, now seen corresponding path program 1 times [2024-11-12 12:38:30,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:30,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531766008] [2024-11-12 12:38:30,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:30,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:30,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:30,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:30,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531766008] [2024-11-12 12:38:30,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531766008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:30,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:30,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:30,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650817329] [2024-11-12 12:38:30,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:30,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:30,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:30,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:30,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:30,679 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 670 out of 706 [2024-11-12 12:38:30,681 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) [2024-11-12 12:38:30,681 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:30,681 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 670 of 706 [2024-11-12 12:38:30,682 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:30,805 INFO L124 PetriNetUnfolderBase]: 11/660 cut-off events. [2024-11-12 12:38:30,805 INFO L125 PetriNetUnfolderBase]: For 2/3 co-relation queries the response was YES. [2024-11-12 12:38:30,812 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. [2024-11-12 12:38:30,816 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 8 selfloop transitions, 2 changer transitions 0/658 dead transitions. [2024-11-12 12:38:30,816 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 655 places, 658 transitions, 1344 flow [2024-11-12 12:38:30,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:30,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:30,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2021 transitions. [2024-11-12 12:38:30,821 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9542020774315392 [2024-11-12 12:38:30,822 INFO L175 Difference]: Start difference. First operand has 654 places, 659 transitions, 1326 flow. Second operand 3 states and 2021 transitions. [2024-11-12 12:38:30,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 655 places, 658 transitions, 1344 flow [2024-11-12 12:38:30,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 653 places, 658 transitions, 1340 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:30,831 INFO L231 Difference]: Finished difference. Result has 653 places, 658 transitions, 1324 flow [2024-11-12 12:38:30,832 INFO L262 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} [2024-11-12 12:38:30,833 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -9 predicate places. [2024-11-12 12:38:30,834 INFO L471 AbstractCegarLoop]: Abstraction has has 653 places, 658 transitions, 1324 flow [2024-11-12 12:38:30,836 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) [2024-11-12 12:38:30,836 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:30,836 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:30,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-12 12:38:30,837 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)] === [2024-11-12 12:38:30,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:30,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1186604938, now seen corresponding path program 1 times [2024-11-12 12:38:30,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:30,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951319388] [2024-11-12 12:38:30,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:30,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:30,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:30,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951319388] [2024-11-12 12:38:30,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951319388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:30,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:30,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:30,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529975346] [2024-11-12 12:38:30,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:30,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:30,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:30,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:30,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:30,959 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 706 [2024-11-12 12:38:30,961 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) [2024-11-12 12:38:30,962 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:30,962 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 706 [2024-11-12 12:38:30,962 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:31,239 INFO L124 PetriNetUnfolderBase]: 22/1525 cut-off events. [2024-11-12 12:38:31,241 INFO L125 PetriNetUnfolderBase]: For 2/3 co-relation queries the response was YES. [2024-11-12 12:38:31,248 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. [2024-11-12 12:38:31,258 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/657 dead transitions. [2024-11-12 12:38:31,259 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 654 places, 657 transitions, 1352 flow [2024-11-12 12:38:31,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:31,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2011 transitions. [2024-11-12 12:38:31,264 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.949480642115203 [2024-11-12 12:38:31,264 INFO L175 Difference]: Start difference. First operand has 653 places, 658 transitions, 1324 flow. Second operand 3 states and 2011 transitions. [2024-11-12 12:38:31,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 654 places, 657 transitions, 1352 flow [2024-11-12 12:38:31,269 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 652 places, 657 transitions, 1348 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:31,277 INFO L231 Difference]: Finished difference. Result has 652 places, 657 transitions, 1322 flow [2024-11-12 12:38:31,279 INFO L262 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} [2024-11-12 12:38:31,281 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -10 predicate places. [2024-11-12 12:38:31,281 INFO L471 AbstractCegarLoop]: Abstraction has has 652 places, 657 transitions, 1322 flow [2024-11-12 12:38:31,283 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) [2024-11-12 12:38:31,283 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:31,284 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:31,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-12 12:38:31,285 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)] === [2024-11-12 12:38:31,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:31,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1273069341, now seen corresponding path program 1 times [2024-11-12 12:38:31,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:31,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031096859] [2024-11-12 12:38:31,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:31,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:31,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:31,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:31,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031096859] [2024-11-12 12:38:31,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031096859] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:31,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:31,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:31,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137977735] [2024-11-12 12:38:31,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:31,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:31,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:31,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:31,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:31,408 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 706 [2024-11-12 12:38:31,411 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) [2024-11-12 12:38:31,411 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:31,411 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 706 [2024-11-12 12:38:31,412 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:31,550 INFO L124 PetriNetUnfolderBase]: 14/701 cut-off events. [2024-11-12 12:38:31,550 INFO L125 PetriNetUnfolderBase]: For 6/7 co-relation queries the response was YES. [2024-11-12 12:38:31,559 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. [2024-11-12 12:38:31,564 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/656 dead transitions. [2024-11-12 12:38:31,564 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 653 places, 656 transitions, 1350 flow [2024-11-12 12:38:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:31,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2011 transitions. [2024-11-12 12:38:31,568 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.949480642115203 [2024-11-12 12:38:31,568 INFO L175 Difference]: Start difference. First operand has 652 places, 657 transitions, 1322 flow. Second operand 3 states and 2011 transitions. [2024-11-12 12:38:31,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 653 places, 656 transitions, 1350 flow [2024-11-12 12:38:31,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 651 places, 656 transitions, 1346 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:31,579 INFO L231 Difference]: Finished difference. Result has 651 places, 656 transitions, 1320 flow [2024-11-12 12:38:31,580 INFO L262 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} [2024-11-12 12:38:31,580 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -11 predicate places. [2024-11-12 12:38:31,581 INFO L471 AbstractCegarLoop]: Abstraction has has 651 places, 656 transitions, 1320 flow [2024-11-12 12:38:31,582 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) [2024-11-12 12:38:31,582 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:31,582 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:31,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-12 12:38:31,583 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)] === [2024-11-12 12:38:31,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:31,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1273970532, now seen corresponding path program 1 times [2024-11-12 12:38:31,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:31,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204189677] [2024-11-12 12:38:31,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:31,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:31,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:31,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204189677] [2024-11-12 12:38:31,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204189677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:31,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:31,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:31,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793868328] [2024-11-12 12:38:31,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:31,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:31,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:31,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:31,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:31,674 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 706 [2024-11-12 12:38:31,676 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) [2024-11-12 12:38:31,676 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:31,677 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 706 [2024-11-12 12:38:31,677 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:31,822 INFO L124 PetriNetUnfolderBase]: 18/874 cut-off events. [2024-11-12 12:38:31,822 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-12 12:38:31,831 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. [2024-11-12 12:38:31,834 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/655 dead transitions. [2024-11-12 12:38:31,834 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 652 places, 655 transitions, 1350 flow [2024-11-12 12:38:31,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:31,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2009 transitions. [2024-11-12 12:38:31,839 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9485363550519358 [2024-11-12 12:38:31,839 INFO L175 Difference]: Start difference. First operand has 651 places, 656 transitions, 1320 flow. Second operand 3 states and 2009 transitions. [2024-11-12 12:38:31,839 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 652 places, 655 transitions, 1350 flow [2024-11-12 12:38:31,842 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 650 places, 655 transitions, 1346 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:31,849 INFO L231 Difference]: Finished difference. Result has 650 places, 655 transitions, 1318 flow [2024-11-12 12:38:31,850 INFO L262 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} [2024-11-12 12:38:31,850 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -12 predicate places. [2024-11-12 12:38:31,851 INFO L471 AbstractCegarLoop]: Abstraction has has 650 places, 655 transitions, 1318 flow [2024-11-12 12:38:31,852 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) [2024-11-12 12:38:31,853 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:31,853 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:31,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-12 12:38:31,853 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)] === [2024-11-12 12:38:31,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:31,854 INFO L85 PathProgramCache]: Analyzing trace with hash 823168958, now seen corresponding path program 1 times [2024-11-12 12:38:31,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:31,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775023790] [2024-11-12 12:38:31,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:31,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:31,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:31,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:31,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775023790] [2024-11-12 12:38:31,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775023790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:31,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:31,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:31,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779667566] [2024-11-12 12:38:31,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:31,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:31,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:31,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:31,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:31,970 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 664 out of 706 [2024-11-12 12:38:31,973 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) [2024-11-12 12:38:31,973 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:31,973 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 664 of 706 [2024-11-12 12:38:31,973 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:32,107 INFO L124 PetriNetUnfolderBase]: 18/873 cut-off events. [2024-11-12 12:38:32,107 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-12 12:38:32,116 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. [2024-11-12 12:38:32,120 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/654 dead transitions. [2024-11-12 12:38:32,120 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 651 places, 654 transitions, 1348 flow [2024-11-12 12:38:32,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2009 transitions. [2024-11-12 12:38:32,124 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9485363550519358 [2024-11-12 12:38:32,124 INFO L175 Difference]: Start difference. First operand has 650 places, 655 transitions, 1318 flow. Second operand 3 states and 2009 transitions. [2024-11-12 12:38:32,124 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 651 places, 654 transitions, 1348 flow [2024-11-12 12:38:32,128 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 649 places, 654 transitions, 1344 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:32,134 INFO L231 Difference]: Finished difference. Result has 649 places, 654 transitions, 1316 flow [2024-11-12 12:38:32,136 INFO L262 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} [2024-11-12 12:38:32,136 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -13 predicate places. [2024-11-12 12:38:32,136 INFO L471 AbstractCegarLoop]: Abstraction has has 649 places, 654 transitions, 1316 flow [2024-11-12 12:38:32,138 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) [2024-11-12 12:38:32,138 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:32,138 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:32,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-12 12:38:32,138 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)] === [2024-11-12 12:38:32,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:32,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1077315636, now seen corresponding path program 1 times [2024-11-12 12:38:32,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:32,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969321672] [2024-11-12 12:38:32,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:32,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:32,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:32,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969321672] [2024-11-12 12:38:32,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969321672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:32,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:32,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:32,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090845593] [2024-11-12 12:38:32,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:32,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:32,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:32,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:32,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:32,201 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 668 out of 706 [2024-11-12 12:38:32,203 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) [2024-11-12 12:38:32,203 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:32,203 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 668 of 706 [2024-11-12 12:38:32,204 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:32,370 INFO L124 PetriNetUnfolderBase]: 17/1083 cut-off events. [2024-11-12 12:38:32,370 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-12 12:38:32,379 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. [2024-11-12 12:38:32,384 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 10 selfloop transitions, 2 changer transitions 0/653 dead transitions. [2024-11-12 12:38:32,385 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 650 places, 653 transitions, 1338 flow [2024-11-12 12:38:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:32,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2017 transitions. [2024-11-12 12:38:32,389 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9523135033050047 [2024-11-12 12:38:32,390 INFO L175 Difference]: Start difference. First operand has 649 places, 654 transitions, 1316 flow. Second operand 3 states and 2017 transitions. [2024-11-12 12:38:32,390 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 650 places, 653 transitions, 1338 flow [2024-11-12 12:38:32,393 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 653 transitions, 1334 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:32,399 INFO L231 Difference]: Finished difference. Result has 648 places, 653 transitions, 1314 flow [2024-11-12 12:38:32,400 INFO L262 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} [2024-11-12 12:38:32,401 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -14 predicate places. [2024-11-12 12:38:32,401 INFO L471 AbstractCegarLoop]: Abstraction has has 648 places, 653 transitions, 1314 flow [2024-11-12 12:38:32,402 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) [2024-11-12 12:38:32,403 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:32,403 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:32,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-12 12:38:32,403 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)] === [2024-11-12 12:38:32,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:32,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1233095483, now seen corresponding path program 1 times [2024-11-12 12:38:32,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:32,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88152837] [2024-11-12 12:38:32,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:32,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:32,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:32,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88152837] [2024-11-12 12:38:32,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88152837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:32,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:32,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:32,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736178602] [2024-11-12 12:38:32,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:32,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:32,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:32,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:32,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:32,469 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 668 out of 706 [2024-11-12 12:38:32,471 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) [2024-11-12 12:38:32,472 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:32,472 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 668 of 706 [2024-11-12 12:38:32,472 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:32,710 INFO L124 PetriNetUnfolderBase]: 29/1717 cut-off events. [2024-11-12 12:38:32,710 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-12 12:38:32,718 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. [2024-11-12 12:38:32,723 INFO L140 encePairwiseOnDemand]: 702/706 looper letters, 10 selfloop transitions, 1 changer transitions 0/650 dead transitions. [2024-11-12 12:38:32,723 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 647 places, 650 transitions, 1330 flow [2024-11-12 12:38:32,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:32,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:32,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2018 transitions. [2024-11-12 12:38:32,727 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9527856468366384 [2024-11-12 12:38:32,728 INFO L175 Difference]: Start difference. First operand has 648 places, 653 transitions, 1314 flow. Second operand 3 states and 2018 transitions. [2024-11-12 12:38:32,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 647 places, 650 transitions, 1330 flow [2024-11-12 12:38:32,731 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 645 places, 650 transitions, 1326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:32,736 INFO L231 Difference]: Finished difference. Result has 645 places, 650 transitions, 1306 flow [2024-11-12 12:38:32,738 INFO L262 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} [2024-11-12 12:38:32,739 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -17 predicate places. [2024-11-12 12:38:32,740 INFO L471 AbstractCegarLoop]: Abstraction has has 645 places, 650 transitions, 1306 flow [2024-11-12 12:38:32,741 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) [2024-11-12 12:38:32,741 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:32,742 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:32,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-12 12:38:32,742 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)] === [2024-11-12 12:38:32,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:32,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1541767593, now seen corresponding path program 1 times [2024-11-12 12:38:32,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:32,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901978436] [2024-11-12 12:38:32,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:32,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:33,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:33,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:33,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901978436] [2024-11-12 12:38:33,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901978436] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:33,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:33,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 12:38:33,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925428730] [2024-11-12 12:38:33,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:33,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:38:33,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:33,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:38:33,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-12 12:38:33,599 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 640 out of 706 [2024-11-12 12:38:33,605 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) [2024-11-12 12:38:33,605 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:33,605 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 640 of 706 [2024-11-12 12:38:33,606 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:34,286 INFO L124 PetriNetUnfolderBase]: 244/4163 cut-off events. [2024-11-12 12:38:34,287 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-11-12 12:38:34,304 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. [2024-11-12 12:38:34,317 INFO L140 encePairwiseOnDemand]: 700/706 looper letters, 36 selfloop transitions, 5 changer transitions 0/649 dead transitions. [2024-11-12 12:38:34,318 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 649 places, 649 transitions, 1386 flow [2024-11-12 12:38:34,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:38:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:38:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3882 transitions. [2024-11-12 12:38:34,325 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9164305949008499 [2024-11-12 12:38:34,325 INFO L175 Difference]: Start difference. First operand has 645 places, 650 transitions, 1306 flow. Second operand 6 states and 3882 transitions. [2024-11-12 12:38:34,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 649 places, 649 transitions, 1386 flow [2024-11-12 12:38:34,328 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 649 transitions, 1385 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:34,333 INFO L231 Difference]: Finished difference. Result has 648 places, 649 transitions, 1313 flow [2024-11-12 12:38:34,334 INFO L262 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} [2024-11-12 12:38:34,335 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -14 predicate places. [2024-11-12 12:38:34,335 INFO L471 AbstractCegarLoop]: Abstraction has has 648 places, 649 transitions, 1313 flow [2024-11-12 12:38:34,337 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) [2024-11-12 12:38:34,338 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:34,338 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:34,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-12 12:38:34,338 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)] === [2024-11-12 12:38:34,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:34,339 INFO L85 PathProgramCache]: Analyzing trace with hash -771150762, now seen corresponding path program 1 times [2024-11-12 12:38:34,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:34,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625885489] [2024-11-12 12:38:34,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:34,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:34,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:34,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:34,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625885489] [2024-11-12 12:38:34,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625885489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:34,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:34,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:34,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078197834] [2024-11-12 12:38:34,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:34,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:34,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:34,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:34,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:34,413 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 665 out of 706 [2024-11-12 12:38:34,415 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) [2024-11-12 12:38:34,416 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:34,416 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 665 of 706 [2024-11-12 12:38:34,416 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:34,627 INFO L124 PetriNetUnfolderBase]: 34/1521 cut-off events. [2024-11-12 12:38:34,628 INFO L125 PetriNetUnfolderBase]: For 5/6 co-relation queries the response was YES. [2024-11-12 12:38:34,635 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. [2024-11-12 12:38:34,641 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/648 dead transitions. [2024-11-12 12:38:34,641 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 649 places, 648 transitions, 1341 flow [2024-11-12 12:38:34,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:34,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2011 transitions. [2024-11-12 12:38:34,646 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.949480642115203 [2024-11-12 12:38:34,646 INFO L175 Difference]: Start difference. First operand has 648 places, 649 transitions, 1313 flow. Second operand 3 states and 2011 transitions. [2024-11-12 12:38:34,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 649 places, 648 transitions, 1341 flow [2024-11-12 12:38:34,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 644 places, 648 transitions, 1331 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-12 12:38:34,654 INFO L231 Difference]: Finished difference. Result has 644 places, 648 transitions, 1305 flow [2024-11-12 12:38:34,655 INFO L262 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} [2024-11-12 12:38:34,656 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -18 predicate places. [2024-11-12 12:38:34,657 INFO L471 AbstractCegarLoop]: Abstraction has has 644 places, 648 transitions, 1305 flow [2024-11-12 12:38:34,658 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) [2024-11-12 12:38:34,658 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:34,658 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:34,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-12 12:38:34,659 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)] === [2024-11-12 12:38:34,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:34,659 INFO L85 PathProgramCache]: Analyzing trace with hash 421043245, now seen corresponding path program 1 times [2024-11-12 12:38:34,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:34,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765354756] [2024-11-12 12:38:34,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:34,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:34,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:34,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765354756] [2024-11-12 12:38:34,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765354756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:34,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:34,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:34,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357619925] [2024-11-12 12:38:34,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:34,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:34,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:34,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:34,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:34,741 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 645 out of 706 [2024-11-12 12:38:34,743 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) [2024-11-12 12:38:34,743 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:34,743 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 645 of 706 [2024-11-12 12:38:34,743 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:34,918 INFO L124 PetriNetUnfolderBase]: 28/1297 cut-off events. [2024-11-12 12:38:34,919 INFO L125 PetriNetUnfolderBase]: For 2/4 co-relation queries the response was YES. [2024-11-12 12:38:34,930 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. [2024-11-12 12:38:34,936 INFO L140 encePairwiseOnDemand]: 691/706 looper letters, 25 selfloop transitions, 5 changer transitions 0/641 dead transitions. [2024-11-12 12:38:34,936 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 636 places, 641 transitions, 1352 flow [2024-11-12 12:38:34,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:34,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:34,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1975 transitions. [2024-11-12 12:38:34,940 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9324834749763928 [2024-11-12 12:38:34,941 INFO L175 Difference]: Start difference. First operand has 644 places, 648 transitions, 1305 flow. Second operand 3 states and 1975 transitions. [2024-11-12 12:38:34,941 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 636 places, 641 transitions, 1352 flow [2024-11-12 12:38:34,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 634 places, 641 transitions, 1348 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:34,952 INFO L231 Difference]: Finished difference. Result has 635 places, 640 transitions, 1304 flow [2024-11-12 12:38:34,953 INFO L262 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} [2024-11-12 12:38:34,954 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -27 predicate places. [2024-11-12 12:38:34,954 INFO L471 AbstractCegarLoop]: Abstraction has has 635 places, 640 transitions, 1304 flow [2024-11-12 12:38:34,955 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) [2024-11-12 12:38:34,955 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:34,956 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:34,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-12 12:38:34,956 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)] === [2024-11-12 12:38:34,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:34,957 INFO L85 PathProgramCache]: Analyzing trace with hash 895675511, now seen corresponding path program 1 times [2024-11-12 12:38:34,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:34,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092221252] [2024-11-12 12:38:34,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:34,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:34,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:34,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092221252] [2024-11-12 12:38:34,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092221252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:34,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:34,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:34,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402102520] [2024-11-12 12:38:34,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:34,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:34,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:34,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:34,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:35,024 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 660 out of 706 [2024-11-12 12:38:35,027 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) [2024-11-12 12:38:35,027 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:35,027 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 660 of 706 [2024-11-12 12:38:35,027 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:35,171 INFO L124 PetriNetUnfolderBase]: 25/876 cut-off events. [2024-11-12 12:38:35,171 INFO L125 PetriNetUnfolderBase]: For 14/15 co-relation queries the response was YES. [2024-11-12 12:38:35,179 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. [2024-11-12 12:38:35,182 INFO L140 encePairwiseOnDemand]: 696/706 looper letters, 15 selfloop transitions, 5 changer transitions 0/638 dead transitions. [2024-11-12 12:38:35,182 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 632 places, 638 transitions, 1341 flow [2024-11-12 12:38:35,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:35,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:35,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2005 transitions. [2024-11-12 12:38:35,186 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9466477809254014 [2024-11-12 12:38:35,186 INFO L175 Difference]: Start difference. First operand has 635 places, 640 transitions, 1304 flow. Second operand 3 states and 2005 transitions. [2024-11-12 12:38:35,187 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 632 places, 638 transitions, 1341 flow [2024-11-12 12:38:35,190 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 631 places, 638 transitions, 1336 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:35,196 INFO L231 Difference]: Finished difference. Result has 632 places, 637 transitions, 1312 flow [2024-11-12 12:38:35,197 INFO L262 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} [2024-11-12 12:38:35,198 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -30 predicate places. [2024-11-12 12:38:35,198 INFO L471 AbstractCegarLoop]: Abstraction has has 632 places, 637 transitions, 1312 flow [2024-11-12 12:38:35,199 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) [2024-11-12 12:38:35,199 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:35,200 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:35,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-12 12:38:35,200 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)] === [2024-11-12 12:38:35,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:35,201 INFO L85 PathProgramCache]: Analyzing trace with hash -582735692, now seen corresponding path program 1 times [2024-11-12 12:38:35,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:35,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124886577] [2024-11-12 12:38:35,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:35,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:35,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:35,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:35,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124886577] [2024-11-12 12:38:35,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124886577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:35,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:35,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:35,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224200272] [2024-11-12 12:38:35,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:35,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:35,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:35,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:35,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:35,260 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 663 out of 706 [2024-11-12 12:38:35,263 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) [2024-11-12 12:38:35,263 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:35,264 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 663 of 706 [2024-11-12 12:38:35,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:35,516 INFO L124 PetriNetUnfolderBase]: 40/1573 cut-off events. [2024-11-12 12:38:35,516 INFO L125 PetriNetUnfolderBase]: For 10/11 co-relation queries the response was YES. [2024-11-12 12:38:35,538 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. [2024-11-12 12:38:35,545 INFO L140 encePairwiseOnDemand]: 696/706 looper letters, 13 selfloop transitions, 6 changer transitions 0/637 dead transitions. [2024-11-12 12:38:35,546 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 630 places, 637 transitions, 1352 flow [2024-11-12 12:38:35,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:35,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2012 transitions. [2024-11-12 12:38:35,550 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9499527856468366 [2024-11-12 12:38:35,550 INFO L175 Difference]: Start difference. First operand has 632 places, 637 transitions, 1312 flow. Second operand 3 states and 2012 transitions. [2024-11-12 12:38:35,550 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 630 places, 637 transitions, 1352 flow [2024-11-12 12:38:35,554 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 629 places, 637 transitions, 1347 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:35,561 INFO L231 Difference]: Finished difference. Result has 630 places, 635 transitions, 1325 flow [2024-11-12 12:38:35,562 INFO L262 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} [2024-11-12 12:38:35,562 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -32 predicate places. [2024-11-12 12:38:35,562 INFO L471 AbstractCegarLoop]: Abstraction has has 630 places, 635 transitions, 1325 flow [2024-11-12 12:38:35,564 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) [2024-11-12 12:38:35,564 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:35,564 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:35,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-12 12:38:35,565 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)] === [2024-11-12 12:38:35,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:35,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1528377432, now seen corresponding path program 1 times [2024-11-12 12:38:35,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:35,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680733815] [2024-11-12 12:38:35,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:35,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:35,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:35,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:35,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680733815] [2024-11-12 12:38:35,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680733815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:35,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:35,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:35,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299572150] [2024-11-12 12:38:35,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:35,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:35,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:35,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:35,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:35,627 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 663 out of 706 [2024-11-12 12:38:35,629 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) [2024-11-12 12:38:35,629 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:35,629 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 663 of 706 [2024-11-12 12:38:35,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:36,073 INFO L124 PetriNetUnfolderBase]: 53/1813 cut-off events. [2024-11-12 12:38:36,074 INFO L125 PetriNetUnfolderBase]: For 15/17 co-relation queries the response was YES. [2024-11-12 12:38:36,102 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. [2024-11-12 12:38:36,110 INFO L140 encePairwiseOnDemand]: 696/706 looper letters, 12 selfloop transitions, 5 changer transitions 4/636 dead transitions. [2024-11-12 12:38:36,110 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 636 transitions, 1368 flow [2024-11-12 12:38:36,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:36,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2012 transitions. [2024-11-12 12:38:36,115 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9499527856468366 [2024-11-12 12:38:36,115 INFO L175 Difference]: Start difference. First operand has 630 places, 635 transitions, 1325 flow. Second operand 3 states and 2012 transitions. [2024-11-12 12:38:36,115 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 636 transitions, 1368 flow [2024-11-12 12:38:36,119 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 627 places, 636 transitions, 1362 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:36,125 INFO L231 Difference]: Finished difference. Result has 628 places, 629 transitions, 1323 flow [2024-11-12 12:38:36,126 INFO L262 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} [2024-11-12 12:38:36,126 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -34 predicate places. [2024-11-12 12:38:36,126 INFO L471 AbstractCegarLoop]: Abstraction has has 628 places, 629 transitions, 1323 flow [2024-11-12 12:38:36,128 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) [2024-11-12 12:38:36,128 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:36,128 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:36,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-12 12:38:36,128 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)] === [2024-11-12 12:38:36,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:36,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1829852726, now seen corresponding path program 1 times [2024-11-12 12:38:36,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:36,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734097581] [2024-11-12 12:38:36,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:36,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:36,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:36,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:36,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734097581] [2024-11-12 12:38:36,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734097581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:36,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:36,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:36,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071622975] [2024-11-12 12:38:36,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:36,169 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:36,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:36,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:36,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:36,195 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 658 out of 706 [2024-11-12 12:38:36,197 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) [2024-11-12 12:38:36,197 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:36,197 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 658 of 706 [2024-11-12 12:38:36,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:36,690 INFO L124 PetriNetUnfolderBase]: 129/3255 cut-off events. [2024-11-12 12:38:36,690 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-12 12:38:36,722 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. [2024-11-12 12:38:36,731 INFO L140 encePairwiseOnDemand]: 697/706 looper letters, 17 selfloop transitions, 3 changer transitions 0/626 dead transitions. [2024-11-12 12:38:36,731 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 620 places, 626 transitions, 1359 flow [2024-11-12 12:38:36,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2000 transitions. [2024-11-12 12:38:36,735 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9442870632672332 [2024-11-12 12:38:36,735 INFO L175 Difference]: Start difference. First operand has 628 places, 629 transitions, 1323 flow. Second operand 3 states and 2000 transitions. [2024-11-12 12:38:36,736 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 620 places, 626 transitions, 1359 flow [2024-11-12 12:38:36,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 619 places, 626 transitions, 1354 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:36,745 INFO L231 Difference]: Finished difference. Result has 620 places, 624 transitions, 1319 flow [2024-11-12 12:38:36,746 INFO L262 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} [2024-11-12 12:38:36,747 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -42 predicate places. [2024-11-12 12:38:36,747 INFO L471 AbstractCegarLoop]: Abstraction has has 620 places, 624 transitions, 1319 flow [2024-11-12 12:38:36,748 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) [2024-11-12 12:38:36,748 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:36,748 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:36,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-12 12:38:36,748 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)] === [2024-11-12 12:38:36,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:36,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1686688577, now seen corresponding path program 1 times [2024-11-12 12:38:36,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:36,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331831379] [2024-11-12 12:38:36,749 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:36,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:36,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:36,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331831379] [2024-11-12 12:38:36,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331831379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:36,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:36,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:36,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777244113] [2024-11-12 12:38:36,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:36,782 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:36,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:36,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:36,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:36,809 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 658 out of 706 [2024-11-12 12:38:36,811 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) [2024-11-12 12:38:36,811 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:36,811 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 658 of 706 [2024-11-12 12:38:36,812 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:37,395 INFO L124 PetriNetUnfolderBase]: 122/3768 cut-off events. [2024-11-12 12:38:37,396 INFO L125 PetriNetUnfolderBase]: For 36/40 co-relation queries the response was YES. [2024-11-12 12:38:37,428 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. [2024-11-12 12:38:37,438 INFO L140 encePairwiseOnDemand]: 697/706 looper letters, 18 selfloop transitions, 3 changer transitions 0/622 dead transitions. [2024-11-12 12:38:37,438 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 622 transitions, 1360 flow [2024-11-12 12:38:37,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:37,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2001 transitions. [2024-11-12 12:38:37,444 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9447592067988668 [2024-11-12 12:38:37,444 INFO L175 Difference]: Start difference. First operand has 620 places, 624 transitions, 1319 flow. Second operand 3 states and 2001 transitions. [2024-11-12 12:38:37,444 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 622 transitions, 1360 flow [2024-11-12 12:38:37,450 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 615 places, 622 transitions, 1357 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:37,456 INFO L231 Difference]: Finished difference. Result has 616 places, 619 transitions, 1317 flow [2024-11-12 12:38:37,458 INFO L262 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} [2024-11-12 12:38:37,458 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -46 predicate places. [2024-11-12 12:38:37,458 INFO L471 AbstractCegarLoop]: Abstraction has has 616 places, 619 transitions, 1317 flow [2024-11-12 12:38:37,459 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) [2024-11-12 12:38:37,459 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:37,459 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:37,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-12 12:38:37,460 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:37,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:37,460 INFO L85 PathProgramCache]: Analyzing trace with hash 134985541, now seen corresponding path program 1 times [2024-11-12 12:38:37,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:37,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047466492] [2024-11-12 12:38:37,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:37,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:37,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:37,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:37,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047466492] [2024-11-12 12:38:37,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047466492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:37,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:37,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:37,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318656534] [2024-11-12 12:38:37,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:37,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:37,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:37,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:37,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:37,531 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 706 [2024-11-12 12:38:37,533 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) [2024-11-12 12:38:37,533 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:37,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 706 [2024-11-12 12:38:37,533 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:38,916 INFO L124 PetriNetUnfolderBase]: 354/9609 cut-off events. [2024-11-12 12:38:38,916 INFO L125 PetriNetUnfolderBase]: For 59/63 co-relation queries the response was YES. [2024-11-12 12:38:38,968 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. [2024-11-12 12:38:38,990 INFO L140 encePairwiseOnDemand]: 698/706 looper letters, 18 selfloop transitions, 2 changer transitions 0/617 dead transitions. [2024-11-12 12:38:38,990 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 612 places, 617 transitions, 1355 flow [2024-11-12 12:38:38,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2003 transitions. [2024-11-12 12:38:38,995 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.945703493862134 [2024-11-12 12:38:38,996 INFO L175 Difference]: Start difference. First operand has 616 places, 619 transitions, 1317 flow. Second operand 3 states and 2003 transitions. [2024-11-12 12:38:38,996 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 612 places, 617 transitions, 1355 flow [2024-11-12 12:38:39,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 611 places, 617 transitions, 1352 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-12 12:38:39,010 INFO L231 Difference]: Finished difference. Result has 612 places, 615 transitions, 1316 flow [2024-11-12 12:38:39,011 INFO L262 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} [2024-11-12 12:38:39,012 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -50 predicate places. [2024-11-12 12:38:39,012 INFO L471 AbstractCegarLoop]: Abstraction has has 612 places, 615 transitions, 1316 flow [2024-11-12 12:38:39,013 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) [2024-11-12 12:38:39,013 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:39,013 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:39,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-12 12:38:39,014 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:39,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:39,015 INFO L85 PathProgramCache]: Analyzing trace with hash 168202096, now seen corresponding path program 1 times [2024-11-12 12:38:39,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:39,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071927676] [2024-11-12 12:38:39,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:39,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:39,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:39,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071927676] [2024-11-12 12:38:39,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071927676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:39,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:39,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 12:38:39,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932716775] [2024-11-12 12:38:39,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:39,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:38:39,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:39,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:38:39,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-12 12:38:39,895 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 651 out of 706 [2024-11-12 12:38:39,897 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) [2024-11-12 12:38:39,898 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:39,898 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 651 of 706 [2024-11-12 12:38:39,898 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:40,686 INFO L124 PetriNetUnfolderBase]: 233/5969 cut-off events. [2024-11-12 12:38:40,687 INFO L125 PetriNetUnfolderBase]: For 8/16 co-relation queries the response was YES. [2024-11-12 12:38:40,724 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. [2024-11-12 12:38:40,740 INFO L140 encePairwiseOnDemand]: 698/706 looper letters, 26 selfloop transitions, 5 changer transitions 0/616 dead transitions. [2024-11-12 12:38:40,740 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 614 places, 616 transitions, 1384 flow [2024-11-12 12:38:40,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:38:40,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:38:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3940 transitions. [2024-11-12 12:38:40,748 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9301227573182247 [2024-11-12 12:38:40,749 INFO L175 Difference]: Start difference. First operand has 612 places, 615 transitions, 1316 flow. Second operand 6 states and 3940 transitions. [2024-11-12 12:38:40,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 614 places, 616 transitions, 1384 flow [2024-11-12 12:38:40,753 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 614 places, 616 transitions, 1384 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:38:40,759 INFO L231 Difference]: Finished difference. Result has 614 places, 612 transitions, 1320 flow [2024-11-12 12:38:40,760 INFO L262 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} [2024-11-12 12:38:40,761 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -48 predicate places. [2024-11-12 12:38:40,761 INFO L471 AbstractCegarLoop]: Abstraction has has 614 places, 612 transitions, 1320 flow [2024-11-12 12:38:40,762 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) [2024-11-12 12:38:40,762 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:40,762 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:40,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-12 12:38:40,763 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:40,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:40,764 INFO L85 PathProgramCache]: Analyzing trace with hash -774491270, now seen corresponding path program 1 times [2024-11-12 12:38:40,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:40,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288728866] [2024-11-12 12:38:40,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:40,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:41,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:41,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288728866] [2024-11-12 12:38:41,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288728866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:41,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:41,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-12 12:38:41,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284966148] [2024-11-12 12:38:41,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:41,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-12 12:38:41,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:41,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-12 12:38:41,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-12 12:38:41,645 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 651 out of 706 [2024-11-12 12:38:41,649 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) [2024-11-12 12:38:41,650 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:41,650 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 651 of 706 [2024-11-12 12:38:41,650 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:42,328 INFO L124 PetriNetUnfolderBase]: 160/4614 cut-off events. [2024-11-12 12:38:42,328 INFO L125 PetriNetUnfolderBase]: For 62/70 co-relation queries the response was YES. [2024-11-12 12:38:42,356 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. [2024-11-12 12:38:42,365 INFO L140 encePairwiseOnDemand]: 698/706 looper letters, 26 selfloop transitions, 5 changer transitions 0/613 dead transitions. [2024-11-12 12:38:42,365 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 616 places, 613 transitions, 1388 flow [2024-11-12 12:38:42,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-12 12:38:42,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-12 12:38:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3940 transitions. [2024-11-12 12:38:42,373 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9301227573182247 [2024-11-12 12:38:42,373 INFO L175 Difference]: Start difference. First operand has 614 places, 612 transitions, 1320 flow. Second operand 6 states and 3940 transitions. [2024-11-12 12:38:42,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 616 places, 613 transitions, 1388 flow [2024-11-12 12:38:42,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 611 places, 613 transitions, 1378 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-12 12:38:42,383 INFO L231 Difference]: Finished difference. Result has 611 places, 609 transitions, 1314 flow [2024-11-12 12:38:42,384 INFO L262 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} [2024-11-12 12:38:42,385 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -51 predicate places. [2024-11-12 12:38:42,385 INFO L471 AbstractCegarLoop]: Abstraction has has 611 places, 609 transitions, 1314 flow [2024-11-12 12:38:42,386 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) [2024-11-12 12:38:42,386 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:42,386 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:42,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-12 12:38:42,386 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread1Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:42,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:42,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1718719399, now seen corresponding path program 1 times [2024-11-12 12:38:42,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:42,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785168275] [2024-11-12 12:38:42,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:42,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:42,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:42,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785168275] [2024-11-12 12:38:42,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785168275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:42,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:42,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:42,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186082967] [2024-11-12 12:38:42,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:42,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:42,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:42,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:42,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:42,455 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-12 12:38:42,457 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) [2024-11-12 12:38:42,457 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:42,457 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-12 12:38:42,457 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:43,335 INFO L124 PetriNetUnfolderBase]: 208/6152 cut-off events. [2024-11-12 12:38:43,336 INFO L125 PetriNetUnfolderBase]: For 73/73 co-relation queries the response was YES. [2024-11-12 12:38:43,377 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. [2024-11-12 12:38:43,391 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/609 dead transitions. [2024-11-12 12:38:43,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 612 places, 609 transitions, 1345 flow [2024-11-12 12:38:43,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:43,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-12 12:38:43,396 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-12 12:38:43,396 INFO L175 Difference]: Start difference. First operand has 611 places, 609 transitions, 1314 flow. Second operand 3 states and 2015 transitions. [2024-11-12 12:38:43,397 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 612 places, 609 transitions, 1345 flow [2024-11-12 12:38:43,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 609 transitions, 1335 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-12 12:38:43,410 INFO L231 Difference]: Finished difference. Result has 607 places, 608 transitions, 1306 flow [2024-11-12 12:38:43,411 INFO L262 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} [2024-11-12 12:38:43,411 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -55 predicate places. [2024-11-12 12:38:43,411 INFO L471 AbstractCegarLoop]: Abstraction has has 607 places, 608 transitions, 1306 flow [2024-11-12 12:38:43,412 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) [2024-11-12 12:38:43,412 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:43,412 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:43,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-12 12:38:43,413 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:43,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:43,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1621160215, now seen corresponding path program 1 times [2024-11-12 12:38:43,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:43,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218550619] [2024-11-12 12:38:43,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:43,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:43,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:38:43,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:43,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218550619] [2024-11-12 12:38:43,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218550619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:43,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:43,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:43,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421894531] [2024-11-12 12:38:43,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:43,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:43,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:43,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:43,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:43,497 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 674 out of 706 [2024-11-12 12:38:43,500 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) [2024-11-12 12:38:43,500 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:43,500 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 674 of 706 [2024-11-12 12:38:43,500 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:44,232 INFO L124 PetriNetUnfolderBase]: 145/6333 cut-off events. [2024-11-12 12:38:44,233 INFO L125 PetriNetUnfolderBase]: For 20/24 co-relation queries the response was YES. [2024-11-12 12:38:44,264 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. [2024-11-12 12:38:44,271 INFO L140 encePairwiseOnDemand]: 704/706 looper letters, 8 selfloop transitions, 1 changer transitions 0/610 dead transitions. [2024-11-12 12:38:44,272 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 608 places, 610 transitions, 1330 flow [2024-11-12 12:38:44,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:44,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:44,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2032 transitions. [2024-11-12 12:38:44,276 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.959395656279509 [2024-11-12 12:38:44,276 INFO L175 Difference]: Start difference. First operand has 607 places, 608 transitions, 1306 flow. Second operand 3 states and 2032 transitions. [2024-11-12 12:38:44,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 608 places, 610 transitions, 1330 flow [2024-11-12 12:38:44,280 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 606 places, 610 transitions, 1326 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:44,286 INFO L231 Difference]: Finished difference. Result has 607 places, 608 transitions, 1307 flow [2024-11-12 12:38:44,287 INFO L262 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} [2024-11-12 12:38:44,288 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -55 predicate places. [2024-11-12 12:38:44,288 INFO L471 AbstractCegarLoop]: Abstraction has has 607 places, 608 transitions, 1307 flow [2024-11-12 12:38:44,288 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) [2024-11-12 12:38:44,289 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:44,289 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:44,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-12 12:38:44,289 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:44,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:44,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1786609, now seen corresponding path program 1 times [2024-11-12 12:38:44,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:44,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207650275] [2024-11-12 12:38:44,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:44,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:44,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:44,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:44,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207650275] [2024-11-12 12:38:44,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207650275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:44,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:44,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:44,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494665406] [2024-11-12 12:38:44,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:44,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:44,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:44,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:44,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:44,360 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-12 12:38:44,362 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) [2024-11-12 12:38:44,362 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:44,362 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-12 12:38:44,363 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:44,976 INFO L124 PetriNetUnfolderBase]: 143/5379 cut-off events. [2024-11-12 12:38:44,976 INFO L125 PetriNetUnfolderBase]: For 99/107 co-relation queries the response was YES. [2024-11-12 12:38:45,020 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. [2024-11-12 12:38:45,030 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 12 selfloop transitions, 2 changer transitions 1/608 dead transitions. [2024-11-12 12:38:45,031 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 608 places, 608 transitions, 1338 flow [2024-11-12 12:38:45,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:45,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:45,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-12 12:38:45,033 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-12 12:38:45,033 INFO L175 Difference]: Start difference. First operand has 607 places, 608 transitions, 1307 flow. Second operand 3 states and 2015 transitions. [2024-11-12 12:38:45,034 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 608 places, 608 transitions, 1338 flow [2024-11-12 12:38:45,038 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 608 places, 608 transitions, 1338 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:38:45,044 INFO L231 Difference]: Finished difference. Result has 608 places, 607 transitions, 1309 flow [2024-11-12 12:38:45,044 INFO L262 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} [2024-11-12 12:38:45,045 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -54 predicate places. [2024-11-12 12:38:45,045 INFO L471 AbstractCegarLoop]: Abstraction has has 608 places, 607 transitions, 1309 flow [2024-11-12 12:38:45,045 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) [2024-11-12 12:38:45,046 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:45,046 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:45,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-12 12:38:45,046 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:45,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:45,047 INFO L85 PathProgramCache]: Analyzing trace with hash -892657165, now seen corresponding path program 1 times [2024-11-12 12:38:45,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:45,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813174217] [2024-11-12 12:38:45,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:45,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:45,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:45,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813174217] [2024-11-12 12:38:45,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813174217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:45,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:45,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:45,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104172568] [2024-11-12 12:38:45,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:45,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:45,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:45,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:45,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:45,123 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 674 out of 706 [2024-11-12 12:38:45,125 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) [2024-11-12 12:38:45,125 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:45,125 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 674 of 706 [2024-11-12 12:38:45,125 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:45,892 INFO L124 PetriNetUnfolderBase]: 135/6249 cut-off events. [2024-11-12 12:38:45,892 INFO L125 PetriNetUnfolderBase]: For 30/38 co-relation queries the response was YES. [2024-11-12 12:38:45,928 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. [2024-11-12 12:38:45,935 INFO L140 encePairwiseOnDemand]: 704/706 looper letters, 7 selfloop transitions, 1 changer transitions 0/608 dead transitions. [2024-11-12 12:38:45,936 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 608 transitions, 1328 flow [2024-11-12 12:38:45,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:45,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2031 transitions. [2024-11-12 12:38:45,938 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9589235127478754 [2024-11-12 12:38:45,938 INFO L175 Difference]: Start difference. First operand has 608 places, 607 transitions, 1309 flow. Second operand 3 states and 2031 transitions. [2024-11-12 12:38:45,938 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 608 transitions, 1328 flow [2024-11-12 12:38:45,942 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 608 transitions, 1324 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:45,947 INFO L231 Difference]: Finished difference. Result has 608 places, 607 transitions, 1310 flow [2024-11-12 12:38:45,947 INFO L262 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} [2024-11-12 12:38:45,948 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -54 predicate places. [2024-11-12 12:38:45,948 INFO L471 AbstractCegarLoop]: Abstraction has has 608 places, 607 transitions, 1310 flow [2024-11-12 12:38:45,949 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) [2024-11-12 12:38:45,949 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:45,949 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:45,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-12 12:38:45,949 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread1Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:45,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:45,950 INFO L85 PathProgramCache]: Analyzing trace with hash 53670932, now seen corresponding path program 1 times [2024-11-12 12:38:45,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:45,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416465913] [2024-11-12 12:38:45,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:45,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:38:46,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:46,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416465913] [2024-11-12 12:38:46,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416465913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:46,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:46,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:46,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661046673] [2024-11-12 12:38:46,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:46,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:46,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:46,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:46,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:46,035 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-12 12:38:46,036 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) [2024-11-12 12:38:46,036 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:46,036 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-12 12:38:46,037 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:47,304 INFO L124 PetriNetUnfolderBase]: 231/8833 cut-off events. [2024-11-12 12:38:47,304 INFO L125 PetriNetUnfolderBase]: For 85/85 co-relation queries the response was YES. [2024-11-12 12:38:47,375 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. [2024-11-12 12:38:47,391 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/607 dead transitions. [2024-11-12 12:38:47,391 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 607 transitions, 1341 flow [2024-11-12 12:38:47,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-12 12:38:47,394 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-12 12:38:47,394 INFO L175 Difference]: Start difference. First operand has 608 places, 607 transitions, 1310 flow. Second operand 3 states and 2015 transitions. [2024-11-12 12:38:47,394 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 607 transitions, 1341 flow [2024-11-12 12:38:47,398 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 609 places, 607 transitions, 1341 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-12 12:38:47,402 INFO L231 Difference]: Finished difference. Result has 609 places, 606 transitions, 1312 flow [2024-11-12 12:38:47,403 INFO L262 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} [2024-11-12 12:38:47,403 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -53 predicate places. [2024-11-12 12:38:47,403 INFO L471 AbstractCegarLoop]: Abstraction has has 609 places, 606 transitions, 1312 flow [2024-11-12 12:38:47,404 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) [2024-11-12 12:38:47,404 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:47,404 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:47,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-12 12:38:47,404 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:47,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:47,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1160851240, now seen corresponding path program 1 times [2024-11-12 12:38:47,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:47,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855162347] [2024-11-12 12:38:47,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:47,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:47,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:47,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855162347] [2024-11-12 12:38:47,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855162347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:47,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:47,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:47,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795359120] [2024-11-12 12:38:47,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:47,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:47,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:47,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:47,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:47,509 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 667 out of 706 [2024-11-12 12:38:47,510 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) [2024-11-12 12:38:47,510 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:47,511 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 667 of 706 [2024-11-12 12:38:47,511 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:48,488 INFO L124 PetriNetUnfolderBase]: 147/6049 cut-off events. [2024-11-12 12:38:48,488 INFO L125 PetriNetUnfolderBase]: For 105/113 co-relation queries the response was YES. [2024-11-12 12:38:48,555 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. [2024-11-12 12:38:48,565 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 13 selfloop transitions, 2 changer transitions 0/606 dead transitions. [2024-11-12 12:38:48,565 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 610 places, 606 transitions, 1343 flow [2024-11-12 12:38:48,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2015 transitions. [2024-11-12 12:38:48,568 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9513692162417375 [2024-11-12 12:38:48,568 INFO L175 Difference]: Start difference. First operand has 609 places, 606 transitions, 1312 flow. Second operand 3 states and 2015 transitions. [2024-11-12 12:38:48,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 610 places, 606 transitions, 1343 flow [2024-11-12 12:38:48,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 608 places, 606 transitions, 1339 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:48,576 INFO L231 Difference]: Finished difference. Result has 608 places, 605 transitions, 1310 flow [2024-11-12 12:38:48,577 INFO L262 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} [2024-11-12 12:38:48,577 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -54 predicate places. [2024-11-12 12:38:48,577 INFO L471 AbstractCegarLoop]: Abstraction has has 608 places, 605 transitions, 1310 flow [2024-11-12 12:38:48,578 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) [2024-11-12 12:38:48,578 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:48,578 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:48,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-12 12:38:48,578 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting thread1Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:48,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:48,580 INFO L85 PathProgramCache]: Analyzing trace with hash -624029191, now seen corresponding path program 1 times [2024-11-12 12:38:48,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:48,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859391290] [2024-11-12 12:38:48,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:48,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:38:48,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:48,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859391290] [2024-11-12 12:38:48,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859391290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:48,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:48,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:48,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424417459] [2024-11-12 12:38:48,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:48,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:48,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:48,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:48,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:48,699 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 661 out of 706 [2024-11-12 12:38:48,704 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) [2024-11-12 12:38:48,704 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:48,704 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 661 of 706 [2024-11-12 12:38:48,705 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:50,177 INFO L124 PetriNetUnfolderBase]: 281/10327 cut-off events. [2024-11-12 12:38:50,177 INFO L125 PetriNetUnfolderBase]: For 90/94 co-relation queries the response was YES. [2024-11-12 12:38:50,253 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. [2024-11-12 12:38:50,274 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 20 selfloop transitions, 2 changer transitions 0/605 dead transitions. [2024-11-12 12:38:50,274 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 609 places, 605 transitions, 1355 flow [2024-11-12 12:38:50,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2004 transitions. [2024-11-12 12:38:50,277 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9461756373937678 [2024-11-12 12:38:50,277 INFO L175 Difference]: Start difference. First operand has 608 places, 605 transitions, 1310 flow. Second operand 3 states and 2004 transitions. [2024-11-12 12:38:50,277 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 609 places, 605 transitions, 1355 flow [2024-11-12 12:38:50,282 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 605 transitions, 1351 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:50,285 INFO L231 Difference]: Finished difference. Result has 607 places, 604 transitions, 1308 flow [2024-11-12 12:38:50,286 INFO L262 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} [2024-11-12 12:38:50,286 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -55 predicate places. [2024-11-12 12:38:50,287 INFO L471 AbstractCegarLoop]: Abstraction has has 607 places, 604 transitions, 1308 flow [2024-11-12 12:38:50,287 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) [2024-11-12 12:38:50,287 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:50,287 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:50,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-12 12:38:50,288 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:50,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:50,289 INFO L85 PathProgramCache]: Analyzing trace with hash 370853901, now seen corresponding path program 1 times [2024-11-12 12:38:50,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:50,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482031582] [2024-11-12 12:38:50,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:50,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:50,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:50,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482031582] [2024-11-12 12:38:50,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482031582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:50,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:50,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:50,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119677259] [2024-11-12 12:38:50,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:50,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:50,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:50,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:50,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:50,380 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-12 12:38:50,381 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) [2024-11-12 12:38:50,382 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:50,382 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-12 12:38:50,382 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:51,135 INFO L124 PetriNetUnfolderBase]: 163/6447 cut-off events. [2024-11-12 12:38:51,135 INFO L125 PetriNetUnfolderBase]: For 111/119 co-relation queries the response was YES. [2024-11-12 12:38:51,178 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. [2024-11-12 12:38:51,186 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 15 selfloop transitions, 2 changer transitions 0/604 dead transitions. [2024-11-12 12:38:51,186 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 608 places, 604 transitions, 1343 flow [2024-11-12 12:38:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-12 12:38:51,190 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-12 12:38:51,190 INFO L175 Difference]: Start difference. First operand has 607 places, 604 transitions, 1308 flow. Second operand 3 states and 2014 transitions. [2024-11-12 12:38:51,190 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 608 places, 604 transitions, 1343 flow [2024-11-12 12:38:51,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 606 places, 604 transitions, 1339 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:51,196 INFO L231 Difference]: Finished difference. Result has 606 places, 603 transitions, 1306 flow [2024-11-12 12:38:51,197 INFO L262 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} [2024-11-12 12:38:51,197 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -56 predicate places. [2024-11-12 12:38:51,197 INFO L471 AbstractCegarLoop]: Abstraction has has 606 places, 603 transitions, 1306 flow [2024-11-12 12:38:51,198 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) [2024-11-12 12:38:51,198 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:51,199 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:51,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-12 12:38:51,199 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting thread1Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:51,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:51,200 INFO L85 PathProgramCache]: Analyzing trace with hash -378984119, now seen corresponding path program 1 times [2024-11-12 12:38:51,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:51,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197501311] [2024-11-12 12:38:51,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:51,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:38:51,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:51,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197501311] [2024-11-12 12:38:51,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197501311] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:51,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:51,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:51,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172623975] [2024-11-12 12:38:51,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:51,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:51,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:51,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:51,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:51,328 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 661 out of 706 [2024-11-12 12:38:51,330 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) [2024-11-12 12:38:51,330 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:51,330 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 661 of 706 [2024-11-12 12:38:51,330 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:52,860 INFO L124 PetriNetUnfolderBase]: 283/10615 cut-off events. [2024-11-12 12:38:52,860 INFO L125 PetriNetUnfolderBase]: For 121/129 co-relation queries the response was YES. [2024-11-12 12:38:52,940 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. [2024-11-12 12:38:52,960 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 20 selfloop transitions, 2 changer transitions 0/603 dead transitions. [2024-11-12 12:38:52,960 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 607 places, 603 transitions, 1351 flow [2024-11-12 12:38:52,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:52,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2004 transitions. [2024-11-12 12:38:52,963 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9461756373937678 [2024-11-12 12:38:52,963 INFO L175 Difference]: Start difference. First operand has 606 places, 603 transitions, 1306 flow. Second operand 3 states and 2004 transitions. [2024-11-12 12:38:52,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 607 places, 603 transitions, 1351 flow [2024-11-12 12:38:52,969 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 605 places, 603 transitions, 1347 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:52,974 INFO L231 Difference]: Finished difference. Result has 605 places, 602 transitions, 1304 flow [2024-11-12 12:38:52,975 INFO L262 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} [2024-11-12 12:38:52,975 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -57 predicate places. [2024-11-12 12:38:52,975 INFO L471 AbstractCegarLoop]: Abstraction has has 605 places, 602 transitions, 1304 flow [2024-11-12 12:38:52,976 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) [2024-11-12 12:38:52,976 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:52,976 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:52,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-12 12:38:52,977 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting thread1Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:52,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:52,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1234606276, now seen corresponding path program 1 times [2024-11-12 12:38:52,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:52,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039567819] [2024-11-12 12:38:52,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:52,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:53,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-12 12:38:53,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:53,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039567819] [2024-11-12 12:38:53,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039567819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:53,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:53,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:53,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822622268] [2024-11-12 12:38:53,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:53,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:53,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:53,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:53,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:53,079 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-12 12:38:53,081 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) [2024-11-12 12:38:53,081 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:53,081 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-12 12:38:53,081 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:54,045 INFO L124 PetriNetUnfolderBase]: 233/7345 cut-off events. [2024-11-12 12:38:54,045 INFO L125 PetriNetUnfolderBase]: For 52/52 co-relation queries the response was YES. [2024-11-12 12:38:54,088 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. [2024-11-12 12:38:54,101 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 14 selfloop transitions, 2 changer transitions 0/602 dead transitions. [2024-11-12 12:38:54,102 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 606 places, 602 transitions, 1337 flow [2024-11-12 12:38:54,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-12 12:38:54,104 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-12 12:38:54,104 INFO L175 Difference]: Start difference. First operand has 605 places, 602 transitions, 1304 flow. Second operand 3 states and 2014 transitions. [2024-11-12 12:38:54,104 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 606 places, 602 transitions, 1337 flow [2024-11-12 12:38:54,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 604 places, 602 transitions, 1333 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:54,114 INFO L231 Difference]: Finished difference. Result has 604 places, 601 transitions, 1302 flow [2024-11-12 12:38:54,115 INFO L262 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} [2024-11-12 12:38:54,115 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -58 predicate places. [2024-11-12 12:38:54,115 INFO L471 AbstractCegarLoop]: Abstraction has has 604 places, 601 transitions, 1302 flow [2024-11-12 12:38:54,116 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) [2024-11-12 12:38:54,116 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:54,116 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:54,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-12 12:38:54,117 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting thread2Err18ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:54,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:54,118 INFO L85 PathProgramCache]: Analyzing trace with hash -782673315, now seen corresponding path program 1 times [2024-11-12 12:38:54,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:54,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574690381] [2024-11-12 12:38:54,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:54,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:54,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:54,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574690381] [2024-11-12 12:38:54,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574690381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:54,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:54,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:54,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611973525] [2024-11-12 12:38:54,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:54,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:54,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:54,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:54,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:54,218 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-12 12:38:54,220 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) [2024-11-12 12:38:54,220 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:54,220 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-12 12:38:54,220 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:55,051 INFO L124 PetriNetUnfolderBase]: 155/6417 cut-off events. [2024-11-12 12:38:55,051 INFO L125 PetriNetUnfolderBase]: For 113/121 co-relation queries the response was YES. [2024-11-12 12:38:55,108 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. [2024-11-12 12:38:55,118 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 15 selfloop transitions, 2 changer transitions 0/601 dead transitions. [2024-11-12 12:38:55,118 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 605 places, 601 transitions, 1337 flow [2024-11-12 12:38:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:55,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:55,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-12 12:38:55,120 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-12 12:38:55,120 INFO L175 Difference]: Start difference. First operand has 604 places, 601 transitions, 1302 flow. Second operand 3 states and 2014 transitions. [2024-11-12 12:38:55,120 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 605 places, 601 transitions, 1337 flow [2024-11-12 12:38:55,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 603 places, 601 transitions, 1333 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:55,126 INFO L231 Difference]: Finished difference. Result has 603 places, 600 transitions, 1300 flow [2024-11-12 12:38:55,127 INFO L262 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} [2024-11-12 12:38:55,127 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -59 predicate places. [2024-11-12 12:38:55,127 INFO L471 AbstractCegarLoop]: Abstraction has has 603 places, 600 transitions, 1300 flow [2024-11-12 12:38:55,128 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) [2024-11-12 12:38:55,128 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-12 12:38:55,128 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 12:38:55,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-12 12:38:55,128 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting thread2Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err21ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err22ASSERT_VIOLATIONDATA_RACE (and 119 more)] === [2024-11-12 12:38:55,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 12:38:55,130 INFO L85 PathProgramCache]: Analyzing trace with hash -163647336, now seen corresponding path program 1 times [2024-11-12 12:38:55,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 12:38:55,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923668180] [2024-11-12 12:38:55,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 12:38:55,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 12:38:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 12:38:55,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-12 12:38:55,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 12:38:55,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923668180] [2024-11-12 12:38:55,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923668180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 12:38:55,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 12:38:55,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-12 12:38:55,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127204161] [2024-11-12 12:38:55,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 12:38:55,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-12 12:38:55,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 12:38:55,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-12 12:38:55,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-12 12:38:55,219 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 666 out of 706 [2024-11-12 12:38:55,221 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) [2024-11-12 12:38:55,221 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-12 12:38:55,221 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 666 of 706 [2024-11-12 12:38:55,221 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-12 12:38:56,059 INFO L124 PetriNetUnfolderBase]: 175/6445 cut-off events. [2024-11-12 12:38:56,059 INFO L125 PetriNetUnfolderBase]: For 92/100 co-relation queries the response was YES. [2024-11-12 12:38:56,115 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. [2024-11-12 12:38:56,120 INFO L140 encePairwiseOnDemand]: 703/706 looper letters, 0 selfloop transitions, 0 changer transitions 600/600 dead transitions. [2024-11-12 12:38:56,120 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 604 places, 600 transitions, 1333 flow [2024-11-12 12:38:56,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-12 12:38:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-12 12:38:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2014 transitions. [2024-11-12 12:38:56,121 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.9508970727101038 [2024-11-12 12:38:56,122 INFO L175 Difference]: Start difference. First operand has 603 places, 600 transitions, 1300 flow. Second operand 3 states and 2014 transitions. [2024-11-12 12:38:56,122 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 604 places, 600 transitions, 1333 flow [2024-11-12 12:38:56,126 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 602 places, 600 transitions, 1329 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-12 12:38:56,129 INFO L231 Difference]: Finished difference. Result has 602 places, 0 transitions, 0 flow [2024-11-12 12:38:56,129 INFO L262 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} [2024-11-12 12:38:56,130 INFO L279 CegarLoopForPetriNet]: 662 programPoint places, -60 predicate places. [2024-11-12 12:38:56,130 INFO L471 AbstractCegarLoop]: Abstraction has has 602 places, 0 transitions, 0 flow [2024-11-12 12:38:56,130 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) [2024-11-12 12:38:56,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (122 of 123 remaining) [2024-11-12 12:38:56,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (121 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (120 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (119 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (118 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (117 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (116 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (115 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (114 of 123 remaining) [2024-11-12 12:38:56,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (113 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (112 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (111 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (110 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (109 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (108 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (107 of 123 remaining) [2024-11-12 12:38:56,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (106 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (105 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (104 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (103 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (102 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (101 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (100 of 123 remaining) [2024-11-12 12:38:56,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (99 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (98 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (97 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (96 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (95 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (94 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (93 of 123 remaining) [2024-11-12 12:38:56,137 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (92 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (91 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (90 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (89 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (88 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (87 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (86 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (85 of 123 remaining) [2024-11-12 12:38:56,138 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (84 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (83 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (82 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (81 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (80 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (79 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (78 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (77 of 123 remaining) [2024-11-12 12:38:56,139 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (76 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (75 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (74 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (73 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (72 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (71 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (70 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (69 of 123 remaining) [2024-11-12 12:38:56,140 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (68 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (67 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (66 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (65 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (64 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (63 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (62 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (61 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (60 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (59 of 123 remaining) [2024-11-12 12:38:56,141 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (58 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (57 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (56 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (55 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (54 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (53 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (52 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (51 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (50 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (49 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (47 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (46 of 123 remaining) [2024-11-12 12:38:56,142 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (45 of 123 remaining) [2024-11-12 12:38:56,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (44 of 123 remaining) [2024-11-12 12:38:56,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (43 of 123 remaining) [2024-11-12 12:38:56,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (42 of 123 remaining) [2024-11-12 12:38:56,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (41 of 123 remaining) [2024-11-12 12:38:56,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (40 of 123 remaining) [2024-11-12 12:38:56,143 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err23ASSERT_VIOLATIONDATA_RACE (39 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (38 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (37 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (36 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (35 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (34 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (33 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (32 of 123 remaining) [2024-11-12 12:38:56,144 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (31 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (30 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (29 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (28 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (27 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (26 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (25 of 123 remaining) [2024-11-12 12:38:56,145 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (24 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (23 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (22 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (21 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (20 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (19 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (18 of 123 remaining) [2024-11-12 12:38:56,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (17 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (16 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (15 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (14 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (13 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (11 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (10 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (8 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (7 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (6 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (5 of 123 remaining) [2024-11-12 12:38:56,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (4 of 123 remaining) [2024-11-12 12:38:56,148 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (3 of 123 remaining) [2024-11-12 12:38:56,148 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (2 of 123 remaining) [2024-11-12 12:38:56,148 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (1 of 123 remaining) [2024-11-12 12:38:56,148 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (0 of 123 remaining) [2024-11-12 12:38:56,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-12 12:38:56,148 INFO L421 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] [2024-11-12 12:38:56,155 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-12 12:38:56,155 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-12 12:38:56,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:38:56 BasicIcfg [2024-11-12 12:38:56,160 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-12 12:38:56,161 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-12 12:38:56,161 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-12 12:38:56,163 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-12 12:38:56,164 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:38:28" (3/4) ... [2024-11-12 12:38:56,165 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-12 12:38:56,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-12 12:38:56,169 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-12 12:38:56,182 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-12 12:38:56,182 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-12 12:38:56,183 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-12 12:38:56,183 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-12 12:38:56,299 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-12 12:38:56,300 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-12 12:38:56,300 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-12 12:38:56,300 INFO L158 Benchmark]: Toolchain (without parser) took 29498.74ms. Allocated memory was 195.0MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 122.3MB in the beginning and 987.0MB in the end (delta: -864.7MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-12 12:38:56,301 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-12 12:38:56,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.20ms. Allocated memory is still 195.0MB. Free memory was 122.1MB in the beginning and 160.3MB in the end (delta: -38.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-12 12:38:56,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.01ms. Allocated memory is still 195.0MB. Free memory was 160.3MB in the beginning and 156.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 12:38:56,301 INFO L158 Benchmark]: Boogie Preprocessor took 45.16ms. Allocated memory is still 195.0MB. Free memory was 156.1MB in the beginning and 152.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-12 12:38:56,302 INFO L158 Benchmark]: RCFGBuilder took 1081.65ms. Allocated memory is still 195.0MB. Free memory was 152.9MB in the beginning and 106.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-12 12:38:56,302 INFO L158 Benchmark]: TraceAbstraction took 27726.06ms. Allocated memory was 195.0MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 106.3MB in the beginning and 993.3MB in the end (delta: -887.1MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2024-11-12 12:38:56,302 INFO L158 Benchmark]: Witness Printer took 138.65ms. Allocated memory is still 2.5GB. Free memory was 993.3MB in the beginning and 987.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-12 12:38:56,304 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 62.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.20ms. Allocated memory is still 195.0MB. Free memory was 122.1MB in the beginning and 160.3MB in the end (delta: -38.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.01ms. Allocated memory is still 195.0MB. Free memory was 160.3MB in the beginning and 156.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.16ms. Allocated memory is still 195.0MB. Free memory was 156.1MB in the beginning and 152.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1081.65ms. Allocated memory is still 195.0MB. Free memory was 152.9MB in the beginning and 106.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 27726.06ms. Allocated memory was 195.0MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 106.3MB in the beginning and 993.3MB in the end (delta: -887.1MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 138.65ms. Allocated memory is still 2.5GB. Free memory was 993.3MB in the beginning and 987.0MB 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: 27.4s, OverallIterations: 33, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1866 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 663 mSDsluCounter, 311 SdHoareTripleChecker+Invalid, 1.6s 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, 2.8s InterpolantComputationTime, 4931 NumberOfCodeBlocks, 4931 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 4898 ConstructedInterpolants, 0 QuantifiedInterpolants, 5303 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 33 PerfectInterpolantSequences, 5/5 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! [2024-11-12 12:38:56,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE