./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/unroll-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 023d838f 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/unroll-5.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 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 14:40:21,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 14:40:21,308 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-10 14:40:21,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 14:40:21,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 14:40:21,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 14:40:21,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 14:40:21,348 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 14:40:21,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 14:40:21,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 14:40:21,350 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 14:40:21,351 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 14:40:21,351 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 14:40:21,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 14:40:21,353 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 14:40:21,353 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 14:40:21,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 14:40:21,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 14:40:21,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 14:40:21,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 14:40:21,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 14:40:21,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 14:40:21,358 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-10 14:40:21,358 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 14:40:21,359 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 14:40:21,359 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 14:40:21,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 14:40:21,359 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 14:40:21,360 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 14:40:21,360 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 14:40:21,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 14:40:21,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:40:21,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 14:40:21,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 14:40:21,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 14:40:21,362 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 14:40:21,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 14:40:21,363 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 14:40:21,363 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 14:40:21,363 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 14:40:21,364 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 14:40:21,364 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 624ca078114fa3c35bb1960efece3c50cba0d03b97522c4936fd5f6e5d783f29 [2024-11-10 14:40:21,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 14:40:21,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 14:40:21,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 14:40:21,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 14:40:21,657 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 14:40:21,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/unroll-5.wvr.c [2024-11-10 14:40:23,104 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 14:40:23,300 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 14:40:23,300 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/unroll-5.wvr.c [2024-11-10 14:40:23,307 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67948c096/9bc7dd182c61447eba677b7eb0a956a5/FLAGd829d22a2 [2024-11-10 14:40:23,320 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67948c096/9bc7dd182c61447eba677b7eb0a956a5 [2024-11-10 14:40:23,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 14:40:23,324 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 14:40:23,325 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 14:40:23,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 14:40:23,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 14:40:23,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61306db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23, skipping insertion in model container [2024-11-10 14:40:23,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,356 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 14:40:23,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:40:23,569 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 14:40:23,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 14:40:23,645 INFO L204 MainTranslator]: Completed translation [2024-11-10 14:40:23,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23 WrapperNode [2024-11-10 14:40:23,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 14:40:23,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 14:40:23,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 14:40:23,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 14:40:23,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,700 INFO L138 Inliner]: procedures = 23, calls = 29, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 327 [2024-11-10 14:40:23,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 14:40:23,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 14:40:23,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 14:40:23,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 14:40:23,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,734 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 14:40:23,744 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 14:40:23,744 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 14:40:23,744 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 14:40:23,745 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (1/1) ... [2024-11-10 14:40:23,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 14:40:23,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 14:40:23,798 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) [2024-11-10 14:40:23,804 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 [2024-11-10 14:40:23,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 14:40:23,854 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-10 14:40:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-10 14:40:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-10 14:40:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-10 14:40:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-10 14:40:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-10 14:40:23,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 14:40:23,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 14:40:23,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 14:40:23,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-10 14:40:23,858 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-10 14:40:23,972 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 14:40:23,974 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 14:40:24,636 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-10 14:40:24,637 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 14:40:24,678 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 14:40:24,678 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 14:40:24,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:40:24 BoogieIcfgContainer [2024-11-10 14:40:24,679 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 14:40:24,682 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 14:40:24,682 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 14:40:24,686 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 14:40:24,686 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:40:23" (1/3) ... [2024-11-10 14:40:24,688 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14191fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:40:24, skipping insertion in model container [2024-11-10 14:40:24,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:40:23" (2/3) ... [2024-11-10 14:40:24,688 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14191fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:40:24, skipping insertion in model container [2024-11-10 14:40:24,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:40:24" (3/3) ... [2024-11-10 14:40:24,690 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.c [2024-11-10 14:40:24,707 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 14:40:24,709 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 53 error locations. [2024-11-10 14:40:24,709 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-10 14:40:24,858 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-10 14:40:24,919 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 424 places, 440 transitions, 894 flow [2024-11-10 14:40:25,099 INFO L124 PetriNetUnfolderBase]: 23/438 cut-off events. [2024-11-10 14:40:25,100 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-10 14:40:25,114 INFO L83 FinitePrefix]: Finished finitePrefix Result has 447 conditions, 438 events. 23/438 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 570 event pairs, 0 based on Foata normal form. 0/362 useless extension candidates. Maximal degree in co-relation 300. Up to 2 conditions per place. [2024-11-10 14:40:25,115 INFO L82 GeneralOperation]: Start removeDead. Operand has 424 places, 440 transitions, 894 flow [2024-11-10 14:40:25,128 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 406 places, 421 transitions, 854 flow [2024-11-10 14:40:25,141 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 14:40:25,148 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;@3262965b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 14:40:25,149 INFO L334 AbstractCegarLoop]: Starting to check reachability of 99 error locations. [2024-11-10 14:40:25,154 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-10 14:40:25,155 INFO L124 PetriNetUnfolderBase]: 0/20 cut-off events. [2024-11-10 14:40:25,155 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-10 14:40:25,155 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:25,156 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:25,157 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:25,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:25,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1884365791, now seen corresponding path program 1 times [2024-11-10 14:40:25,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:25,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843295521] [2024-11-10 14:40:25,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:25,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:25,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:25,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:25,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843295521] [2024-11-10 14:40:25,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843295521] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:25,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:25,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:25,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948929155] [2024-11-10 14:40:25,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:25,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:25,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:25,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:25,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:25,459 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 440 [2024-11-10 14:40:25,469 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 406 places, 421 transitions, 854 flow. Second operand has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-10 14:40:25,470 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:25,470 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 440 [2024-11-10 14:40:25,471 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:25,590 INFO L124 PetriNetUnfolderBase]: 16/515 cut-off events. [2024-11-10 14:40:25,591 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-10 14:40:25,595 INFO L83 FinitePrefix]: Finished finitePrefix Result has 548 conditions, 515 events. 16/515 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1105 event pairs, 3 based on Foata normal form. 13/435 useless extension candidates. Maximal degree in co-relation 409. Up to 19 conditions per place. [2024-11-10 14:40:25,599 INFO L140 encePairwiseOnDemand]: 424/440 looper letters, 10 selfloop transitions, 2 changer transitions 4/407 dead transitions. [2024-11-10 14:40:25,600 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 407 places, 407 transitions, 850 flow [2024-11-10 14:40:25,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:25,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:25,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1259 transitions. [2024-11-10 14:40:25,618 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9537878787878787 [2024-11-10 14:40:25,622 INFO L175 Difference]: Start difference. First operand has 406 places, 421 transitions, 854 flow. Second operand 3 states and 1259 transitions. [2024-11-10 14:40:25,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 407 places, 407 transitions, 850 flow [2024-11-10 14:40:25,631 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 403 places, 407 transitions, 842 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-10 14:40:25,640 INFO L231 Difference]: Finished difference. Result has 403 places, 403 transitions, 814 flow [2024-11-10 14:40:25,645 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=818, PETRI_DIFFERENCE_MINUEND_PLACES=401, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=407, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=405, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=814, PETRI_PLACES=403, PETRI_TRANSITIONS=403} [2024-11-10 14:40:25,648 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -3 predicate places. [2024-11-10 14:40:25,650 INFO L471 AbstractCegarLoop]: Abstraction has has 403 places, 403 transitions, 814 flow [2024-11-10 14:40:25,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.3333333333333) internal successors, (1237), 3 states have internal predecessors, (1237), 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) [2024-11-10 14:40:25,652 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:25,652 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:25,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 14:40:25,654 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:25,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:25,655 INFO L85 PathProgramCache]: Analyzing trace with hash 163413705, now seen corresponding path program 1 times [2024-11-10 14:40:25,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:25,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461038228] [2024-11-10 14:40:25,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:25,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:25,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:25,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461038228] [2024-11-10 14:40:25,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461038228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:25,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:25,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:25,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058014369] [2024-11-10 14:40:25,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:25,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:25,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:25,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:25,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:25,766 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 406 out of 440 [2024-11-10 14:40:25,768 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 403 places, 403 transitions, 814 flow. Second operand has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 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) [2024-11-10 14:40:25,768 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:25,768 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 406 of 440 [2024-11-10 14:40:25,768 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:25,939 INFO L124 PetriNetUnfolderBase]: 26/650 cut-off events. [2024-11-10 14:40:25,941 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-10 14:40:25,945 INFO L83 FinitePrefix]: Finished finitePrefix Result has 697 conditions, 650 events. 26/650 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1668 event pairs, 11 based on Foata normal form. 0/532 useless extension candidates. Maximal degree in co-relation 669. Up to 38 conditions per place. [2024-11-10 14:40:25,948 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 15 selfloop transitions, 2 changer transitions 0/402 dead transitions. [2024-11-10 14:40:25,949 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 402 transitions, 846 flow [2024-11-10 14:40:25,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:25,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1236 transitions. [2024-11-10 14:40:25,953 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9363636363636364 [2024-11-10 14:40:25,953 INFO L175 Difference]: Start difference. First operand has 403 places, 403 transitions, 814 flow. Second operand 3 states and 1236 transitions. [2024-11-10 14:40:25,953 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 402 transitions, 846 flow [2024-11-10 14:40:25,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 398 places, 402 transitions, 842 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:25,961 INFO L231 Difference]: Finished difference. Result has 398 places, 402 transitions, 812 flow [2024-11-10 14:40:25,962 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=808, PETRI_DIFFERENCE_MINUEND_PLACES=396, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=402, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=400, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=812, PETRI_PLACES=398, PETRI_TRANSITIONS=402} [2024-11-10 14:40:25,963 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -8 predicate places. [2024-11-10 14:40:25,963 INFO L471 AbstractCegarLoop]: Abstraction has has 398 places, 402 transitions, 812 flow [2024-11-10 14:40:25,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 407.3333333333333) internal successors, (1222), 3 states have internal predecessors, (1222), 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) [2024-11-10 14:40:25,964 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:25,965 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:25,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 14:40:25,965 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:25,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:25,966 INFO L85 PathProgramCache]: Analyzing trace with hash -550526128, now seen corresponding path program 1 times [2024-11-10 14:40:25,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:25,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410984646] [2024-11-10 14:40:25,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:25,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:26,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:26,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:26,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410984646] [2024-11-10 14:40:26,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410984646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:26,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:26,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:26,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655884044] [2024-11-10 14:40:26,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:26,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:26,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:26,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:26,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:26,051 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 440 [2024-11-10 14:40:26,053 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 398 places, 402 transitions, 812 flow. Second operand has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2024-11-10 14:40:26,053 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:26,053 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 440 [2024-11-10 14:40:26,053 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:26,285 INFO L124 PetriNetUnfolderBase]: 96/1419 cut-off events. [2024-11-10 14:40:26,286 INFO L125 PetriNetUnfolderBase]: For 24/24 co-relation queries the response was YES. [2024-11-10 14:40:26,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1546 conditions, 1419 events. 96/1419 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 6372 event pairs, 32 based on Foata normal form. 0/1155 useless extension candidates. Maximal degree in co-relation 1510. Up to 117 conditions per place. [2024-11-10 14:40:26,305 INFO L140 encePairwiseOnDemand]: 431/440 looper letters, 20 selfloop transitions, 1 changer transitions 0/394 dead transitions. [2024-11-10 14:40:26,305 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 392 places, 394 transitions, 838 flow [2024-11-10 14:40:26,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:26,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1217 transitions. [2024-11-10 14:40:26,309 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.921969696969697 [2024-11-10 14:40:26,309 INFO L175 Difference]: Start difference. First operand has 398 places, 402 transitions, 812 flow. Second operand 3 states and 1217 transitions. [2024-11-10 14:40:26,309 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 392 places, 394 transitions, 838 flow [2024-11-10 14:40:26,314 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 390 places, 394 transitions, 834 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:26,365 INFO L231 Difference]: Finished difference. Result has 390 places, 394 transitions, 794 flow [2024-11-10 14:40:26,366 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=792, PETRI_DIFFERENCE_MINUEND_PLACES=388, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=394, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=393, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=794, PETRI_PLACES=390, PETRI_TRANSITIONS=394} [2024-11-10 14:40:26,367 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -16 predicate places. [2024-11-10 14:40:26,368 INFO L471 AbstractCegarLoop]: Abstraction has has 390 places, 394 transitions, 794 flow [2024-11-10 14:40:26,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.0) internal successors, (1191), 3 states have internal predecessors, (1191), 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) [2024-11-10 14:40:26,369 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:26,369 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:26,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 14:40:26,370 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:26,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:26,371 INFO L85 PathProgramCache]: Analyzing trace with hash 77729485, now seen corresponding path program 1 times [2024-11-10 14:40:26,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:26,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556319191] [2024-11-10 14:40:26,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:26,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:26,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:26,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:26,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556319191] [2024-11-10 14:40:26,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556319191] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:26,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:26,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:40:26,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824771236] [2024-11-10 14:40:26,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:26,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:40:26,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:26,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:40:26,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:40:27,210 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 383 out of 440 [2024-11-10 14:40:27,213 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 390 places, 394 transitions, 794 flow. Second operand has 6 states, 6 states have (on average 384.5) internal successors, (2307), 6 states have internal predecessors, (2307), 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) [2024-11-10 14:40:27,213 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:27,214 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 383 of 440 [2024-11-10 14:40:27,214 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:27,517 INFO L124 PetriNetUnfolderBase]: 188/1754 cut-off events. [2024-11-10 14:40:27,518 INFO L125 PetriNetUnfolderBase]: For 43/43 co-relation queries the response was YES. [2024-11-10 14:40:27,526 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2060 conditions, 1754 events. 188/1754 cut-off events. For 43/43 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 8949 event pairs, 104 based on Foata normal form. 0/1457 useless extension candidates. Maximal degree in co-relation 2025. Up to 292 conditions per place. [2024-11-10 14:40:27,535 INFO L140 encePairwiseOnDemand]: 434/440 looper letters, 36 selfloop transitions, 5 changer transitions 0/393 dead transitions. [2024-11-10 14:40:27,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 394 places, 393 transitions, 874 flow [2024-11-10 14:40:27,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:40:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:40:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2340 transitions. [2024-11-10 14:40:27,541 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8863636363636364 [2024-11-10 14:40:27,541 INFO L175 Difference]: Start difference. First operand has 390 places, 394 transitions, 794 flow. Second operand 6 states and 2340 transitions. [2024-11-10 14:40:27,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 394 places, 393 transitions, 874 flow [2024-11-10 14:40:27,544 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 393 transitions, 873 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:40:27,548 INFO L231 Difference]: Finished difference. Result has 393 places, 393 transitions, 801 flow [2024-11-10 14:40:27,549 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=791, PETRI_DIFFERENCE_MINUEND_PLACES=388, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=393, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=388, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=801, PETRI_PLACES=393, PETRI_TRANSITIONS=393} [2024-11-10 14:40:27,551 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -13 predicate places. [2024-11-10 14:40:27,551 INFO L471 AbstractCegarLoop]: Abstraction has has 393 places, 393 transitions, 801 flow [2024-11-10 14:40:27,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 384.5) internal successors, (2307), 6 states have internal predecessors, (2307), 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) [2024-11-10 14:40:27,553 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:27,553 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:27,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 14:40:27,554 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:27,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:27,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1823700926, now seen corresponding path program 1 times [2024-11-10 14:40:27,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:27,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493351774] [2024-11-10 14:40:27,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:27,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:27,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:27,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493351774] [2024-11-10 14:40:27,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493351774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:27,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:27,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:27,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810728583] [2024-11-10 14:40:27,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:27,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:27,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:27,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:27,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:27,638 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 408 out of 440 [2024-11-10 14:40:27,647 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 393 places, 393 transitions, 801 flow. Second operand has 3 states, 3 states have (on average 409.3333333333333) internal successors, (1228), 3 states have internal predecessors, (1228), 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) [2024-11-10 14:40:27,647 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:27,647 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 408 of 440 [2024-11-10 14:40:27,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:27,752 INFO L124 PetriNetUnfolderBase]: 26/635 cut-off events. [2024-11-10 14:40:27,752 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-10 14:40:27,756 INFO L83 FinitePrefix]: Finished finitePrefix Result has 684 conditions, 635 events. 26/635 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1637 event pairs, 11 based on Foata normal form. 0/532 useless extension candidates. Maximal degree in co-relation 666. Up to 36 conditions per place. [2024-11-10 14:40:27,760 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 13 selfloop transitions, 2 changer transitions 0/392 dead transitions. [2024-11-10 14:40:27,760 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 394 places, 392 transitions, 829 flow [2024-11-10 14:40:27,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1240 transitions. [2024-11-10 14:40:27,763 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9393939393939394 [2024-11-10 14:40:27,764 INFO L175 Difference]: Start difference. First operand has 393 places, 393 transitions, 801 flow. Second operand 3 states and 1240 transitions. [2024-11-10 14:40:27,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 394 places, 392 transitions, 829 flow [2024-11-10 14:40:27,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 389 places, 392 transitions, 819 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-10 14:40:27,772 INFO L231 Difference]: Finished difference. Result has 389 places, 392 transitions, 793 flow [2024-11-10 14:40:27,773 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=789, PETRI_DIFFERENCE_MINUEND_PLACES=387, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=392, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=390, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=793, PETRI_PLACES=389, PETRI_TRANSITIONS=392} [2024-11-10 14:40:27,775 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -17 predicate places. [2024-11-10 14:40:27,776 INFO L471 AbstractCegarLoop]: Abstraction has has 389 places, 392 transitions, 793 flow [2024-11-10 14:40:27,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 409.3333333333333) internal successors, (1228), 3 states have internal predecessors, (1228), 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) [2024-11-10 14:40:27,777 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:27,777 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:27,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 14:40:27,778 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:27,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:27,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1901657621, now seen corresponding path program 1 times [2024-11-10 14:40:27,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:27,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536873140] [2024-11-10 14:40:27,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:27,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:27,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:27,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:27,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536873140] [2024-11-10 14:40:27,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536873140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:27,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:27,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:27,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145788815] [2024-11-10 14:40:27,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:27,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:27,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:27,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:27,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:27,847 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 440 [2024-11-10 14:40:27,849 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 389 places, 392 transitions, 793 flow. Second operand has 3 states, 3 states have (on average 412.0) internal successors, (1236), 3 states have internal predecessors, (1236), 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) [2024-11-10 14:40:27,849 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:27,849 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 440 [2024-11-10 14:40:27,849 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:27,987 INFO L124 PetriNetUnfolderBase]: 40/1162 cut-off events. [2024-11-10 14:40:27,987 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-10 14:40:27,992 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1205 conditions, 1162 events. 40/1162 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 4692 event pairs, 8 based on Foata normal form. 0/965 useless extension candidates. Maximal degree in co-relation 1169. Up to 32 conditions per place. [2024-11-10 14:40:27,997 INFO L140 encePairwiseOnDemand]: 436/440 looper letters, 10 selfloop transitions, 1 changer transitions 0/389 dead transitions. [2024-11-10 14:40:27,997 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 388 places, 389 transitions, 809 flow [2024-11-10 14:40:27,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1247 transitions. [2024-11-10 14:40:28,000 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9446969696969697 [2024-11-10 14:40:28,000 INFO L175 Difference]: Start difference. First operand has 389 places, 392 transitions, 793 flow. Second operand 3 states and 1247 transitions. [2024-11-10 14:40:28,001 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 388 places, 389 transitions, 809 flow [2024-11-10 14:40:28,003 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 386 places, 389 transitions, 805 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:28,007 INFO L231 Difference]: Finished difference. Result has 386 places, 389 transitions, 785 flow [2024-11-10 14:40:28,007 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=783, PETRI_DIFFERENCE_MINUEND_PLACES=384, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=389, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=388, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=785, PETRI_PLACES=386, PETRI_TRANSITIONS=389} [2024-11-10 14:40:28,008 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -20 predicate places. [2024-11-10 14:40:28,009 INFO L471 AbstractCegarLoop]: Abstraction has has 386 places, 389 transitions, 785 flow [2024-11-10 14:40:28,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 412.0) internal successors, (1236), 3 states have internal predecessors, (1236), 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) [2024-11-10 14:40:28,010 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:28,010 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:28,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 14:40:28,011 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:28,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:28,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1007650380, now seen corresponding path program 1 times [2024-11-10 14:40:28,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:28,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117557287] [2024-11-10 14:40:28,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:28,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:28,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:28,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117557287] [2024-11-10 14:40:28,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117557287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:28,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:28,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:28,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18326651] [2024-11-10 14:40:28,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:28,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:28,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:28,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:28,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:28,085 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 408 out of 440 [2024-11-10 14:40:28,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 389 transitions, 785 flow. Second operand has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 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) [2024-11-10 14:40:28,087 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:28,087 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 408 of 440 [2024-11-10 14:40:28,087 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:28,158 INFO L124 PetriNetUnfolderBase]: 23/650 cut-off events. [2024-11-10 14:40:28,158 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-10 14:40:28,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 691 conditions, 650 events. 23/650 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1310 event pairs, 1 based on Foata normal form. 0/557 useless extension candidates. Maximal degree in co-relation 656. Up to 20 conditions per place. [2024-11-10 14:40:28,164 INFO L140 encePairwiseOnDemand]: 433/440 looper letters, 11 selfloop transitions, 3 changer transitions 0/386 dead transitions. [2024-11-10 14:40:28,165 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 384 places, 386 transitions, 808 flow [2024-11-10 14:40:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:28,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1242 transitions. [2024-11-10 14:40:28,168 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9409090909090909 [2024-11-10 14:40:28,168 INFO L175 Difference]: Start difference. First operand has 386 places, 389 transitions, 785 flow. Second operand 3 states and 1242 transitions. [2024-11-10 14:40:28,168 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 384 places, 386 transitions, 808 flow [2024-11-10 14:40:28,170 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 383 places, 386 transitions, 807 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-10 14:40:28,174 INFO L231 Difference]: Finished difference. Result has 383 places, 385 transitions, 782 flow [2024-11-10 14:40:28,175 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=381, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=385, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=382, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=782, PETRI_PLACES=383, PETRI_TRANSITIONS=385} [2024-11-10 14:40:28,176 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -23 predicate places. [2024-11-10 14:40:28,176 INFO L471 AbstractCegarLoop]: Abstraction has has 383 places, 385 transitions, 782 flow [2024-11-10 14:40:28,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 409.0) internal successors, (1227), 3 states have internal predecessors, (1227), 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) [2024-11-10 14:40:28,177 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:28,177 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:28,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 14:40:28,178 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err34ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:28,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:28,178 INFO L85 PathProgramCache]: Analyzing trace with hash -685507430, now seen corresponding path program 1 times [2024-11-10 14:40:28,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:28,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366909448] [2024-11-10 14:40:28,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:28,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:28,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:28,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:28,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366909448] [2024-11-10 14:40:28,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366909448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:28,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:28,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:28,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272432620] [2024-11-10 14:40:28,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:28,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:28,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:28,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:28,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:28,310 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 368 out of 440 [2024-11-10 14:40:28,311 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 383 places, 385 transitions, 782 flow. Second operand has 3 states, 3 states have (on average 369.3333333333333) internal successors, (1108), 3 states have internal predecessors, (1108), 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) [2024-11-10 14:40:28,311 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:28,312 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 368 of 440 [2024-11-10 14:40:28,312 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:28,397 INFO L124 PetriNetUnfolderBase]: 49/569 cut-off events. [2024-11-10 14:40:28,397 INFO L125 PetriNetUnfolderBase]: For 36/36 co-relation queries the response was YES. [2024-11-10 14:40:28,400 INFO L83 FinitePrefix]: Finished finitePrefix Result has 689 conditions, 569 events. 49/569 cut-off events. For 36/36 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1659 event pairs, 5 based on Foata normal form. 1/517 useless extension candidates. Maximal degree in co-relation 654. Up to 91 conditions per place. [2024-11-10 14:40:28,402 INFO L140 encePairwiseOnDemand]: 413/440 looper letters, 29 selfloop transitions, 10 changer transitions 4/370 dead transitions. [2024-11-10 14:40:28,402 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 370 transitions, 835 flow [2024-11-10 14:40:28,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1161 transitions. [2024-11-10 14:40:28,405 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8795454545454545 [2024-11-10 14:40:28,405 INFO L175 Difference]: Start difference. First operand has 383 places, 385 transitions, 782 flow. Second operand 3 states and 1161 transitions. [2024-11-10 14:40:28,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 370 transitions, 835 flow [2024-11-10 14:40:28,408 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 370 transitions, 829 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:28,411 INFO L231 Difference]: Finished difference. Result has 367 places, 365 transitions, 755 flow [2024-11-10 14:40:28,412 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=744, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=369, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=755, PETRI_PLACES=367, PETRI_TRANSITIONS=365} [2024-11-10 14:40:28,413 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -39 predicate places. [2024-11-10 14:40:28,413 INFO L471 AbstractCegarLoop]: Abstraction has has 367 places, 365 transitions, 755 flow [2024-11-10 14:40:28,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 369.3333333333333) internal successors, (1108), 3 states have internal predecessors, (1108), 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) [2024-11-10 14:40:28,414 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:28,414 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:28,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 14:40:28,414 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:28,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:28,415 INFO L85 PathProgramCache]: Analyzing trace with hash -2129496710, now seen corresponding path program 1 times [2024-11-10 14:40:28,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:28,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139742439] [2024-11-10 14:40:28,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:28,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:28,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:28,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139742439] [2024-11-10 14:40:28,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139742439] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:28,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:28,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:28,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026459506] [2024-11-10 14:40:28,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:28,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:28,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:28,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:28,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:28,475 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 402 out of 440 [2024-11-10 14:40:28,477 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 367 places, 365 transitions, 755 flow. Second operand has 3 states, 3 states have (on average 403.3333333333333) internal successors, (1210), 3 states have internal predecessors, (1210), 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) [2024-11-10 14:40:28,477 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:28,477 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 402 of 440 [2024-11-10 14:40:28,478 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:28,600 INFO L124 PetriNetUnfolderBase]: 85/1158 cut-off events. [2024-11-10 14:40:28,600 INFO L125 PetriNetUnfolderBase]: For 22/22 co-relation queries the response was YES. [2024-11-10 14:40:28,606 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1316 conditions, 1158 events. 85/1158 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 4663 event pairs, 10 based on Foata normal form. 0/1047 useless extension candidates. Maximal degree in co-relation 1281. Up to 104 conditions per place. [2024-11-10 14:40:28,609 INFO L140 encePairwiseOnDemand]: 432/440 looper letters, 18 selfloop transitions, 2 changer transitions 0/363 dead transitions. [2024-11-10 14:40:28,609 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 363 transitions, 793 flow [2024-11-10 14:40:28,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1232 transitions. [2024-11-10 14:40:28,612 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9333333333333333 [2024-11-10 14:40:28,613 INFO L175 Difference]: Start difference. First operand has 367 places, 365 transitions, 755 flow. Second operand 3 states and 1232 transitions. [2024-11-10 14:40:28,613 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 363 transitions, 793 flow [2024-11-10 14:40:28,615 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 363 transitions, 773 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:28,620 INFO L231 Difference]: Finished difference. Result has 358 places, 361 transitions, 737 flow [2024-11-10 14:40:28,621 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=723, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=737, PETRI_PLACES=358, PETRI_TRANSITIONS=361} [2024-11-10 14:40:28,621 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -48 predicate places. [2024-11-10 14:40:28,621 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 361 transitions, 737 flow [2024-11-10 14:40:28,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 403.3333333333333) internal successors, (1210), 3 states have internal predecessors, (1210), 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) [2024-11-10 14:40:28,624 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:28,624 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:28,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 14:40:28,624 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:28,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:28,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1366754654, now seen corresponding path program 1 times [2024-11-10 14:40:28,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:28,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809950760] [2024-11-10 14:40:28,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:28,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:28,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:28,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:28,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809950760] [2024-11-10 14:40:28,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809950760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:28,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:28,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 14:40:28,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410691039] [2024-11-10 14:40:28,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:28,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 14:40:28,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:28,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 14:40:28,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 14:40:28,766 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 414 out of 440 [2024-11-10 14:40:28,769 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 361 transitions, 737 flow. Second operand has 4 states, 4 states have (on average 415.25) internal successors, (1661), 4 states have internal predecessors, (1661), 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) [2024-11-10 14:40:28,769 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:28,769 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 414 of 440 [2024-11-10 14:40:28,769 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:28,945 INFO L124 PetriNetUnfolderBase]: 49/1349 cut-off events. [2024-11-10 14:40:28,946 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-10 14:40:28,953 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1420 conditions, 1349 events. 49/1349 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 5262 event pairs, 3 based on Foata normal form. 0/1217 useless extension candidates. Maximal degree in co-relation 1384. Up to 18 conditions per place. [2024-11-10 14:40:28,957 INFO L140 encePairwiseOnDemand]: 434/440 looper letters, 13 selfloop transitions, 6 changer transitions 0/370 dead transitions. [2024-11-10 14:40:28,957 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 370 transitions, 797 flow [2024-11-10 14:40:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 14:40:28,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-10 14:40:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2090 transitions. [2024-11-10 14:40:28,962 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.95 [2024-11-10 14:40:28,962 INFO L175 Difference]: Start difference. First operand has 358 places, 361 transitions, 737 flow. Second operand 5 states and 2090 transitions. [2024-11-10 14:40:28,962 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 362 places, 370 transitions, 797 flow [2024-11-10 14:40:28,964 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 370 transitions, 797 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:40:28,967 INFO L231 Difference]: Finished difference. Result has 365 places, 365 transitions, 775 flow [2024-11-10 14:40:28,968 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=737, PETRI_DIFFERENCE_MINUEND_PLACES=358, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=775, PETRI_PLACES=365, PETRI_TRANSITIONS=365} [2024-11-10 14:40:28,969 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -41 predicate places. [2024-11-10 14:40:28,969 INFO L471 AbstractCegarLoop]: Abstraction has has 365 places, 365 transitions, 775 flow [2024-11-10 14:40:28,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 415.25) internal successors, (1661), 4 states have internal predecessors, (1661), 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) [2024-11-10 14:40:28,970 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:28,970 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:28,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 14:40:28,970 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:28,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:28,971 INFO L85 PathProgramCache]: Analyzing trace with hash -700970798, now seen corresponding path program 1 times [2024-11-10 14:40:28,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:28,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699379211] [2024-11-10 14:40:28,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:28,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:29,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:29,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699379211] [2024-11-10 14:40:29,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699379211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:29,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:29,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:40:29,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052110562] [2024-11-10 14:40:29,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:29,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:40:29,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:29,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:40:29,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:40:29,798 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 407 out of 440 [2024-11-10 14:40:29,801 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 365 places, 365 transitions, 775 flow. Second operand has 6 states, 6 states have (on average 408.5) internal successors, (2451), 6 states have internal predecessors, (2451), 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) [2024-11-10 14:40:29,801 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:29,801 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 407 of 440 [2024-11-10 14:40:29,802 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:29,952 INFO L124 PetriNetUnfolderBase]: 42/1052 cut-off events. [2024-11-10 14:40:29,952 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-10 14:40:29,960 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1150 conditions, 1052 events. 42/1052 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 3362 event pairs, 2 based on Foata normal form. 0/957 useless extension candidates. Maximal degree in co-relation 1108. Up to 17 conditions per place. [2024-11-10 14:40:29,964 INFO L140 encePairwiseOnDemand]: 434/440 looper letters, 15 selfloop transitions, 6 changer transitions 0/368 dead transitions. [2024-11-10 14:40:29,964 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 369 places, 368 transitions, 827 flow [2024-11-10 14:40:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:40:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:40:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2463 transitions. [2024-11-10 14:40:29,971 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9329545454545455 [2024-11-10 14:40:29,972 INFO L175 Difference]: Start difference. First operand has 365 places, 365 transitions, 775 flow. Second operand 6 states and 2463 transitions. [2024-11-10 14:40:29,973 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 369 places, 368 transitions, 827 flow [2024-11-10 14:40:29,976 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 369 places, 368 transitions, 827 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:40:29,979 INFO L231 Difference]: Finished difference. Result has 369 places, 364 transitions, 785 flow [2024-11-10 14:40:29,980 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=773, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=364, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=785, PETRI_PLACES=369, PETRI_TRANSITIONS=364} [2024-11-10 14:40:29,980 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -37 predicate places. [2024-11-10 14:40:29,981 INFO L471 AbstractCegarLoop]: Abstraction has has 369 places, 364 transitions, 785 flow [2024-11-10 14:40:29,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 408.5) internal successors, (2451), 6 states have internal predecessors, (2451), 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) [2024-11-10 14:40:29,983 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:29,983 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:29,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 14:40:29,984 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err29ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:29,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:29,984 INFO L85 PathProgramCache]: Analyzing trace with hash 357924519, now seen corresponding path program 1 times [2024-11-10 14:40:29,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:29,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052613186] [2024-11-10 14:40:29,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:29,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:30,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:30,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:30,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052613186] [2024-11-10 14:40:30,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052613186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:30,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:30,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 14:40:30,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322278492] [2024-11-10 14:40:30,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:30,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 14:40:30,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:30,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 14:40:30,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 14:40:30,247 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 410 out of 440 [2024-11-10 14:40:30,249 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 369 places, 364 transitions, 785 flow. Second operand has 4 states, 4 states have (on average 411.5) internal successors, (1646), 4 states have internal predecessors, (1646), 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) [2024-11-10 14:40:30,249 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:30,249 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 410 of 440 [2024-11-10 14:40:30,249 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:30,425 INFO L124 PetriNetUnfolderBase]: 63/1322 cut-off events. [2024-11-10 14:40:30,425 INFO L125 PetriNetUnfolderBase]: For 36/37 co-relation queries the response was YES. [2024-11-10 14:40:30,432 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1473 conditions, 1322 events. 63/1322 cut-off events. For 36/37 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 5826 event pairs, 6 based on Foata normal form. 0/1199 useless extension candidates. Maximal degree in co-relation 1431. Up to 67 conditions per place. [2024-11-10 14:40:30,437 INFO L140 encePairwiseOnDemand]: 434/440 looper letters, 16 selfloop transitions, 6 changer transitions 0/372 dead transitions. [2024-11-10 14:40:30,437 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 373 places, 372 transitions, 848 flow [2024-11-10 14:40:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 14:40:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-10 14:40:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2073 transitions. [2024-11-10 14:40:30,442 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9422727272727273 [2024-11-10 14:40:30,442 INFO L175 Difference]: Start difference. First operand has 369 places, 364 transitions, 785 flow. Second operand 5 states and 2073 transitions. [2024-11-10 14:40:30,442 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 373 places, 372 transitions, 848 flow [2024-11-10 14:40:30,445 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 372 transitions, 836 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-10 14:40:30,448 INFO L231 Difference]: Finished difference. Result has 371 places, 368 transitions, 811 flow [2024-11-10 14:40:30,449 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=773, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=364, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=811, PETRI_PLACES=371, PETRI_TRANSITIONS=368} [2024-11-10 14:40:30,451 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -35 predicate places. [2024-11-10 14:40:30,451 INFO L471 AbstractCegarLoop]: Abstraction has has 371 places, 368 transitions, 811 flow [2024-11-10 14:40:30,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 411.5) internal successors, (1646), 4 states have internal predecessors, (1646), 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) [2024-11-10 14:40:30,452 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:30,452 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:30,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 14:40:30,452 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:30,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:30,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2015808276, now seen corresponding path program 1 times [2024-11-10 14:40:30,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:30,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583146087] [2024-11-10 14:40:30,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:30,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:30,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:30,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:30,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:30,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583146087] [2024-11-10 14:40:30,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583146087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:30,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:30,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:30,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586179289] [2024-11-10 14:40:30,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:30,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:30,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:30,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:30,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:30,523 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 412 out of 440 [2024-11-10 14:40:30,525 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 371 places, 368 transitions, 811 flow. Second operand has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 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) [2024-11-10 14:40:30,525 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:30,525 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 412 of 440 [2024-11-10 14:40:30,525 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:30,728 INFO L124 PetriNetUnfolderBase]: 57/1685 cut-off events. [2024-11-10 14:40:30,728 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2024-11-10 14:40:30,737 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1870 conditions, 1685 events. 57/1685 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 7633 event pairs, 10 based on Foata normal form. 0/1539 useless extension candidates. Maximal degree in co-relation 1825. Up to 34 conditions per place. [2024-11-10 14:40:30,741 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 9 selfloop transitions, 2 changer transitions 0/368 dead transitions. [2024-11-10 14:40:30,741 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 368 transitions, 834 flow [2024-11-10 14:40:30,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1248 transitions. [2024-11-10 14:40:30,744 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9454545454545454 [2024-11-10 14:40:30,744 INFO L175 Difference]: Start difference. First operand has 371 places, 368 transitions, 811 flow. Second operand 3 states and 1248 transitions. [2024-11-10 14:40:30,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 368 transitions, 834 flow [2024-11-10 14:40:30,747 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 372 places, 368 transitions, 834 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-10 14:40:30,751 INFO L231 Difference]: Finished difference. Result has 372 places, 367 transitions, 813 flow [2024-11-10 14:40:30,751 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=809, PETRI_DIFFERENCE_MINUEND_PLACES=370, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=367, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=365, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=813, PETRI_PLACES=372, PETRI_TRANSITIONS=367} [2024-11-10 14:40:30,752 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -34 predicate places. [2024-11-10 14:40:30,754 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 367 transitions, 813 flow [2024-11-10 14:40:30,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 414.3333333333333) internal successors, (1243), 3 states have internal predecessors, (1243), 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) [2024-11-10 14:40:30,755 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:30,755 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:30,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 14:40:30,755 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err29ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:30,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:30,756 INFO L85 PathProgramCache]: Analyzing trace with hash -953165920, now seen corresponding path program 1 times [2024-11-10 14:40:30,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:30,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124262322] [2024-11-10 14:40:30,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:30,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:31,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:31,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124262322] [2024-11-10 14:40:31,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124262322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:31,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:31,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 14:40:31,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267405663] [2024-11-10 14:40:31,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:31,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 14:40:31,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:31,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 14:40:31,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-10 14:40:31,493 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 379 out of 440 [2024-11-10 14:40:31,495 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 372 places, 367 transitions, 813 flow. Second operand has 6 states, 6 states have (on average 380.6666666666667) internal successors, (2284), 6 states have internal predecessors, (2284), 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) [2024-11-10 14:40:31,496 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:31,496 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 379 of 440 [2024-11-10 14:40:31,496 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:31,689 INFO L124 PetriNetUnfolderBase]: 102/1147 cut-off events. [2024-11-10 14:40:31,689 INFO L125 PetriNetUnfolderBase]: For 91/92 co-relation queries the response was YES. [2024-11-10 14:40:31,698 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1496 conditions, 1147 events. 102/1147 cut-off events. For 91/92 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 5731 event pairs, 12 based on Foata normal form. 0/1072 useless extension candidates. Maximal degree in co-relation 1448. Up to 84 conditions per place. [2024-11-10 14:40:31,702 INFO L140 encePairwiseOnDemand]: 410/440 looper letters, 19 selfloop transitions, 26 changer transitions 0/366 dead transitions. [2024-11-10 14:40:31,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 372 places, 366 transitions, 905 flow [2024-11-10 14:40:31,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 14:40:31,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-10 14:40:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2323 transitions. [2024-11-10 14:40:31,708 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8799242424242424 [2024-11-10 14:40:31,708 INFO L175 Difference]: Start difference. First operand has 372 places, 367 transitions, 813 flow. Second operand 6 states and 2323 transitions. [2024-11-10 14:40:31,708 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 372 places, 366 transitions, 905 flow [2024-11-10 14:40:31,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 370 places, 366 transitions, 901 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:31,714 INFO L231 Difference]: Finished difference. Result has 370 places, 362 transitions, 851 flow [2024-11-10 14:40:31,715 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=799, PETRI_DIFFERENCE_MINUEND_PLACES=365, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=851, PETRI_PLACES=370, PETRI_TRANSITIONS=362} [2024-11-10 14:40:31,716 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -36 predicate places. [2024-11-10 14:40:31,716 INFO L471 AbstractCegarLoop]: Abstraction has has 370 places, 362 transitions, 851 flow [2024-11-10 14:40:31,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 380.6666666666667) internal successors, (2284), 6 states have internal predecessors, (2284), 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) [2024-11-10 14:40:31,717 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:31,718 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:31,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-10 14:40:31,718 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err28ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:31,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:31,718 INFO L85 PathProgramCache]: Analyzing trace with hash 2012764322, now seen corresponding path program 1 times [2024-11-10 14:40:31,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:31,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200186682] [2024-11-10 14:40:31,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:31,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:31,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:31,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:31,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200186682] [2024-11-10 14:40:31,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200186682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:31,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:31,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:31,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531307201] [2024-11-10 14:40:31,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:31,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:31,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:31,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:31,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:31,842 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 440 [2024-11-10 14:40:31,843 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 362 transitions, 851 flow. Second operand has 3 states, 3 states have (on average 398.6666666666667) internal successors, (1196), 3 states have internal predecessors, (1196), 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) [2024-11-10 14:40:31,843 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:31,843 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 440 [2024-11-10 14:40:31,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:32,016 INFO L124 PetriNetUnfolderBase]: 89/1310 cut-off events. [2024-11-10 14:40:32,017 INFO L125 PetriNetUnfolderBase]: For 86/87 co-relation queries the response was YES. [2024-11-10 14:40:32,025 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1734 conditions, 1310 events. 89/1310 cut-off events. For 86/87 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 6374 event pairs, 50 based on Foata normal form. 0/1228 useless extension candidates. Maximal degree in co-relation 1688. Up to 170 conditions per place. [2024-11-10 14:40:32,029 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 25 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2024-11-10 14:40:32,029 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 362 transitions, 906 flow [2024-11-10 14:40:32,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:32,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1216 transitions. [2024-11-10 14:40:32,032 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9212121212121213 [2024-11-10 14:40:32,032 INFO L175 Difference]: Start difference. First operand has 370 places, 362 transitions, 851 flow. Second operand 3 states and 1216 transitions. [2024-11-10 14:40:32,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 362 transitions, 906 flow [2024-11-10 14:40:32,036 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 366 places, 362 transitions, 854 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-10 14:40:32,040 INFO L231 Difference]: Finished difference. Result has 366 places, 361 transitions, 801 flow [2024-11-10 14:40:32,041 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=797, PETRI_DIFFERENCE_MINUEND_PLACES=364, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=801, PETRI_PLACES=366, PETRI_TRANSITIONS=361} [2024-11-10 14:40:32,041 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -40 predicate places. [2024-11-10 14:40:32,041 INFO L471 AbstractCegarLoop]: Abstraction has has 366 places, 361 transitions, 801 flow [2024-11-10 14:40:32,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.6666666666667) internal successors, (1196), 3 states have internal predecessors, (1196), 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) [2024-11-10 14:40:32,042 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:32,042 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:32,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-10 14:40:32,043 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:32,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:32,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1466673974, now seen corresponding path program 1 times [2024-11-10 14:40:32,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:32,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392298095] [2024-11-10 14:40:32,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:32,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:32,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:32,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392298095] [2024-11-10 14:40:32,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392298095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:32,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:32,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:32,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017051786] [2024-11-10 14:40:32,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:32,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:32,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:32,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:32,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:32,207 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 440 [2024-11-10 14:40:32,208 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 361 transitions, 801 flow. Second operand has 3 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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) [2024-11-10 14:40:32,208 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:32,208 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 440 [2024-11-10 14:40:32,208 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:32,360 INFO L124 PetriNetUnfolderBase]: 88/1273 cut-off events. [2024-11-10 14:40:32,361 INFO L125 PetriNetUnfolderBase]: For 79/80 co-relation queries the response was YES. [2024-11-10 14:40:32,368 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1562 conditions, 1273 events. 88/1273 cut-off events. For 79/80 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 6115 event pairs, 50 based on Foata normal form. 0/1197 useless extension candidates. Maximal degree in co-relation 1516. Up to 170 conditions per place. [2024-11-10 14:40:32,371 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 25 selfloop transitions, 2 changer transitions 0/361 dead transitions. [2024-11-10 14:40:32,371 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 361 transitions, 856 flow [2024-11-10 14:40:32,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:32,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1216 transitions. [2024-11-10 14:40:32,374 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9212121212121213 [2024-11-10 14:40:32,374 INFO L175 Difference]: Start difference. First operand has 366 places, 361 transitions, 801 flow. Second operand 3 states and 1216 transitions. [2024-11-10 14:40:32,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 361 transitions, 856 flow [2024-11-10 14:40:32,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 365 places, 361 transitions, 852 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:32,405 INFO L231 Difference]: Finished difference. Result has 365 places, 360 transitions, 799 flow [2024-11-10 14:40:32,406 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=795, PETRI_DIFFERENCE_MINUEND_PLACES=363, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=799, PETRI_PLACES=365, PETRI_TRANSITIONS=360} [2024-11-10 14:40:32,406 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -41 predicate places. [2024-11-10 14:40:32,406 INFO L471 AbstractCegarLoop]: Abstraction has has 365 places, 360 transitions, 799 flow [2024-11-10 14:40:32,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 399.6666666666667) internal successors, (1199), 3 states have internal predecessors, (1199), 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) [2024-11-10 14:40:32,407 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:32,407 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:32,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-10 14:40:32,408 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:32,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:32,408 INFO L85 PathProgramCache]: Analyzing trace with hash 833908522, now seen corresponding path program 1 times [2024-11-10 14:40:32,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:32,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268528966] [2024-11-10 14:40:32,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:32,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:32,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:32,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268528966] [2024-11-10 14:40:32,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268528966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:32,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:32,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:32,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034160635] [2024-11-10 14:40:32,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:32,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:32,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:32,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:32,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:32,548 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 440 [2024-11-10 14:40:32,549 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 365 places, 360 transitions, 799 flow. Second operand has 3 states, 3 states have (on average 400.6666666666667) internal successors, (1202), 3 states have internal predecessors, (1202), 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) [2024-11-10 14:40:32,549 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:32,549 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 440 [2024-11-10 14:40:32,549 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:32,704 INFO L124 PetriNetUnfolderBase]: 87/1235 cut-off events. [2024-11-10 14:40:32,704 INFO L125 PetriNetUnfolderBase]: For 78/79 co-relation queries the response was YES. [2024-11-10 14:40:32,712 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1523 conditions, 1235 events. 87/1235 cut-off events. For 78/79 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5834 event pairs, 50 based on Foata normal form. 0/1165 useless extension candidates. Maximal degree in co-relation 1477. Up to 170 conditions per place. [2024-11-10 14:40:32,715 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 25 selfloop transitions, 2 changer transitions 0/360 dead transitions. [2024-11-10 14:40:32,716 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 366 places, 360 transitions, 854 flow [2024-11-10 14:40:32,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:32,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1216 transitions. [2024-11-10 14:40:32,719 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9212121212121213 [2024-11-10 14:40:32,719 INFO L175 Difference]: Start difference. First operand has 365 places, 360 transitions, 799 flow. Second operand 3 states and 1216 transitions. [2024-11-10 14:40:32,719 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 366 places, 360 transitions, 854 flow [2024-11-10 14:40:32,721 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 364 places, 360 transitions, 850 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:32,724 INFO L231 Difference]: Finished difference. Result has 364 places, 359 transitions, 797 flow [2024-11-10 14:40:32,725 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=793, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=797, PETRI_PLACES=364, PETRI_TRANSITIONS=359} [2024-11-10 14:40:32,725 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -42 predicate places. [2024-11-10 14:40:32,726 INFO L471 AbstractCegarLoop]: Abstraction has has 364 places, 359 transitions, 797 flow [2024-11-10 14:40:32,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 400.6666666666667) internal successors, (1202), 3 states have internal predecessors, (1202), 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) [2024-11-10 14:40:32,726 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:32,727 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:32,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-10 14:40:32,727 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:32,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:32,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1144914818, now seen corresponding path program 1 times [2024-11-10 14:40:32,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:32,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076713520] [2024-11-10 14:40:32,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:32,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:32,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:32,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:32,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076713520] [2024-11-10 14:40:32,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076713520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:32,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:32,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:32,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679480441] [2024-11-10 14:40:32,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:32,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:32,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:32,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:32,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:32,875 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 440 [2024-11-10 14:40:32,876 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 364 places, 359 transitions, 797 flow. Second operand has 3 states, 3 states have (on average 401.6666666666667) internal successors, (1205), 3 states have internal predecessors, (1205), 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) [2024-11-10 14:40:32,876 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:32,877 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 440 [2024-11-10 14:40:32,877 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:33,043 INFO L124 PetriNetUnfolderBase]: 86/1197 cut-off events. [2024-11-10 14:40:33,043 INFO L125 PetriNetUnfolderBase]: For 78/79 co-relation queries the response was YES. [2024-11-10 14:40:33,048 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1485 conditions, 1197 events. 86/1197 cut-off events. For 78/79 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5572 event pairs, 50 based on Foata normal form. 0/1133 useless extension candidates. Maximal degree in co-relation 1439. Up to 170 conditions per place. [2024-11-10 14:40:33,050 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 25 selfloop transitions, 2 changer transitions 0/359 dead transitions. [2024-11-10 14:40:33,050 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 359 transitions, 852 flow [2024-11-10 14:40:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1216 transitions. [2024-11-10 14:40:33,053 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9212121212121213 [2024-11-10 14:40:33,053 INFO L175 Difference]: Start difference. First operand has 364 places, 359 transitions, 797 flow. Second operand 3 states and 1216 transitions. [2024-11-10 14:40:33,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 359 transitions, 852 flow [2024-11-10 14:40:33,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 363 places, 359 transitions, 848 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:33,059 INFO L231 Difference]: Finished difference. Result has 363 places, 358 transitions, 795 flow [2024-11-10 14:40:33,059 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=791, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=795, PETRI_PLACES=363, PETRI_TRANSITIONS=358} [2024-11-10 14:40:33,059 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -43 predicate places. [2024-11-10 14:40:33,060 INFO L471 AbstractCegarLoop]: Abstraction has has 363 places, 358 transitions, 795 flow [2024-11-10 14:40:33,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 401.6666666666667) internal successors, (1205), 3 states have internal predecessors, (1205), 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) [2024-11-10 14:40:33,060 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-10 14:40:33,061 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:33,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-10 14:40:33,061 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err7ASSERT_VIOLATIONDATA_RACE, thread1Err6ASSERT_VIOLATIONDATA_RACE, thread1Err5ASSERT_VIOLATIONDATA_RACE, thread1Err4ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2024-11-10 14:40:33,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 14:40:33,061 INFO L85 PathProgramCache]: Analyzing trace with hash -1558598862, now seen corresponding path program 1 times [2024-11-10 14:40:33,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 14:40:33,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243283956] [2024-11-10 14:40:33,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 14:40:33,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 14:40:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 14:40:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 14:40:33,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 14:40:33,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243283956] [2024-11-10 14:40:33,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243283956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 14:40:33,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 14:40:33,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 14:40:33,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174828993] [2024-11-10 14:40:33,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 14:40:33,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 14:40:33,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 14:40:33,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 14:40:33,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 14:40:33,222 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 396 out of 440 [2024-11-10 14:40:33,224 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 363 places, 358 transitions, 795 flow. Second operand has 3 states, 3 states have (on average 402.6666666666667) internal successors, (1208), 3 states have internal predecessors, (1208), 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) [2024-11-10 14:40:33,224 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-10 14:40:33,224 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 396 of 440 [2024-11-10 14:40:33,224 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-10 14:40:33,368 INFO L124 PetriNetUnfolderBase]: 85/1159 cut-off events. [2024-11-10 14:40:33,368 INFO L125 PetriNetUnfolderBase]: For 78/79 co-relation queries the response was YES. [2024-11-10 14:40:33,375 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1447 conditions, 1159 events. 85/1159 cut-off events. For 78/79 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 5358 event pairs, 50 based on Foata normal form. 0/1101 useless extension candidates. Maximal degree in co-relation 1401. Up to 170 conditions per place. [2024-11-10 14:40:33,376 INFO L140 encePairwiseOnDemand]: 437/440 looper letters, 0 selfloop transitions, 0 changer transitions 358/358 dead transitions. [2024-11-10 14:40:33,377 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 358 transitions, 850 flow [2024-11-10 14:40:33,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 14:40:33,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-10 14:40:33,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1216 transitions. [2024-11-10 14:40:33,380 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9212121212121213 [2024-11-10 14:40:33,380 INFO L175 Difference]: Start difference. First operand has 363 places, 358 transitions, 795 flow. Second operand 3 states and 1216 transitions. [2024-11-10 14:40:33,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 358 transitions, 850 flow [2024-11-10 14:40:33,382 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 358 transitions, 846 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-10 14:40:33,384 INFO L231 Difference]: Finished difference. Result has 362 places, 0 transitions, 0 flow [2024-11-10 14:40:33,385 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=440, PETRI_DIFFERENCE_MINUEND_FLOW=789, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=362, PETRI_TRANSITIONS=0} [2024-11-10 14:40:33,385 INFO L277 CegarLoopForPetriNet]: 406 programPoint places, -44 predicate places. [2024-11-10 14:40:33,386 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 0 transitions, 0 flow [2024-11-10 14:40:33,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 402.6666666666667) internal successors, (1208), 3 states have internal predecessors, (1208), 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) [2024-11-10 14:40:33,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (98 of 99 remaining) [2024-11-10 14:40:33,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (97 of 99 remaining) [2024-11-10 14:40:33,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (96 of 99 remaining) [2024-11-10 14:40:33,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (95 of 99 remaining) [2024-11-10 14:40:33,389 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (94 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (93 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (92 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (91 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (90 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (89 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (88 of 99 remaining) [2024-11-10 14:40:33,390 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (87 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (86 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (85 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (84 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (83 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (82 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (81 of 99 remaining) [2024-11-10 14:40:33,391 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (80 of 99 remaining) [2024-11-10 14:40:33,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (79 of 99 remaining) [2024-11-10 14:40:33,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (78 of 99 remaining) [2024-11-10 14:40:33,392 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (77 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (76 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (75 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (74 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (73 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (72 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (71 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (70 of 99 remaining) [2024-11-10 14:40:33,393 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (69 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (68 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (67 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (66 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (65 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (64 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (63 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (62 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (61 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (60 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (59 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (57 of 99 remaining) [2024-11-10 14:40:33,394 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (56 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (55 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (54 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (53 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (52 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (51 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (50 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (49 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (48 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (47 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (46 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (44 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (43 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (42 of 99 remaining) [2024-11-10 14:40:33,395 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (41 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (40 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (39 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (38 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (37 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (36 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (35 of 99 remaining) [2024-11-10 14:40:33,396 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (34 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (33 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (32 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (31 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (30 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (29 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (28 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (27 of 99 remaining) [2024-11-10 14:40:33,397 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (26 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (25 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (24 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (23 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (22 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (21 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (20 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (19 of 99 remaining) [2024-11-10 14:40:33,398 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (18 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (17 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (16 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (15 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (13 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (12 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (11 of 99 remaining) [2024-11-10 14:40:33,399 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (10 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (9 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (8 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (7 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (6 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (5 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (4 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (3 of 99 remaining) [2024-11-10 14:40:33,400 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (2 of 99 remaining) [2024-11-10 14:40:33,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (1 of 99 remaining) [2024-11-10 14:40:33,401 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (0 of 99 remaining) [2024-11-10 14:40:33,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-10 14:40:33,401 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 14:40:33,406 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-10 14:40:33,406 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 14:40:33,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:40:33 BasicIcfg [2024-11-10 14:40:33,413 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 14:40:33,414 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 14:40:33,414 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 14:40:33,414 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 14:40:33,414 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 02:40:24" (3/4) ... [2024-11-10 14:40:33,416 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-10 14:40:33,419 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-10 14:40:33,419 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-10 14:40:33,424 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-10 14:40:33,424 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-10 14:40:33,424 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-10 14:40:33,424 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-10 14:40:33,523 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 14:40:33,523 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-10 14:40:33,523 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 14:40:33,524 INFO L158 Benchmark]: Toolchain (without parser) took 10200.15ms. Allocated memory was 163.6MB in the beginning and 352.3MB in the end (delta: 188.7MB). Free memory was 108.8MB in the beginning and 137.5MB in the end (delta: -28.7MB). Peak memory consumption was 160.5MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,524 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 14:40:33,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.67ms. Allocated memory is still 163.6MB. Free memory was 108.8MB in the beginning and 94.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.86ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 91.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,525 INFO L158 Benchmark]: Boogie Preprocessor took 36.86ms. Allocated memory is still 163.6MB. Free memory was 91.2MB in the beginning and 88.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,525 INFO L158 Benchmark]: IcfgBuilder took 935.45ms. Allocated memory was 163.6MB in the beginning and 224.4MB in the end (delta: 60.8MB). Free memory was 88.7MB in the beginning and 182.4MB in the end (delta: -93.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,525 INFO L158 Benchmark]: TraceAbstraction took 8731.32ms. Allocated memory was 224.4MB in the beginning and 352.3MB in the end (delta: 127.9MB). Free memory was 182.4MB in the beginning and 142.7MB in the end (delta: 39.7MB). Peak memory consumption was 167.6MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,525 INFO L158 Benchmark]: Witness Printer took 109.71ms. Allocated memory is still 352.3MB. Free memory was 142.7MB in the beginning and 137.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 14:40:33,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 163.6MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.67ms. Allocated memory is still 163.6MB. Free memory was 108.8MB in the beginning and 94.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.86ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 91.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.86ms. Allocated memory is still 163.6MB. Free memory was 91.2MB in the beginning and 88.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 935.45ms. Allocated memory was 163.6MB in the beginning and 224.4MB in the end (delta: 60.8MB). Free memory was 88.7MB in the beginning and 182.4MB in the end (delta: -93.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8731.32ms. Allocated memory was 224.4MB in the beginning and 352.3MB in the end (delta: 127.9MB). Free memory was 182.4MB in the beginning and 142.7MB in the end (delta: 39.7MB). Peak memory consumption was 167.6MB. Max. memory is 16.1GB. * Witness Printer took 109.71ms. Allocated memory is still 352.3MB. Free memory was 142.7MB in the beginning and 137.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 63]: 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: 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: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: 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: 69]: 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: 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: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: 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: 73]: 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: 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: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 108]: 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: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: 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, 696 locations, 99 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: 8.5s, OverallIterations: 19, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1878 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 737 mSDsluCounter, 526 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 287 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2122 IncrementalHoareTripleChecker+Invalid, 2409 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 287 mSolverCounterUnsat, 511 mSDtfsCounter, 2122 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=854occurred in iteration=0, InterpolantAutomatonStates: 70, 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, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2106 NumberOfCodeBlocks, 2106 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 2087 ConstructedInterpolants, 0 QuantifiedInterpolants, 2810 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 53 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-10 14:40:33,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE