./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/unroll-cond-4.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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 07:03:08,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:03:08,567 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-09 07:03:08,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:03:08,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:03:08,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:03:08,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:03:08,606 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:03:08,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:03:08,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:03:08,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:03:08,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:03:08,609 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 07:03:08,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:03:08,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:03:08,614 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:03:08,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:03:08,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:03:08,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:03:08,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:03:08,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:03:08,616 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:03:08,616 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 07:03:08,617 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:03:08,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:03:08,619 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:03:08,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:03:08,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:03:08,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:03:08,621 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:03:08,621 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:03:08,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:03:08,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:03:08,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:03:08,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:03:08,622 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 07:03:08,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:03:08,623 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:03:08,623 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 07:03:08,623 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 07:03:08,624 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:03:08,624 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2024-11-09 07:03:08,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:03:08,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:03:08,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:03:08,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:03:08,900 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:03:08,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2024-11-09 07:03:10,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:03:10,495 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:03:10,496 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2024-11-09 07:03:10,504 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54fdeb04/7f5a0548d2604d71904a0566726443e0/FLAG8f9f98878 [2024-11-09 07:03:10,519 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54fdeb04/7f5a0548d2604d71904a0566726443e0 [2024-11-09 07:03:10,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:03:10,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:03:10,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:03:10,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:03:10,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:03:10,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:10,532 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2faa4ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10, skipping insertion in model container [2024-11-09 07:03:10,532 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:10,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:03:10,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:03:10,876 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:03:10,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:03:10,962 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:03:10,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10 WrapperNode [2024-11-09 07:03:10,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:03:10,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:03:10,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:03:10,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:03:10,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:10,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,018 INFO L138 Inliner]: procedures = 23, calls = 32, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 399 [2024-11-09 07:03:11,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:03:11,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:03:11,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:03:11,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:03:11,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:03:11,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:03:11,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:03:11,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:03:11,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (1/1) ... [2024-11-09 07:03:11,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 07:03:11,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 07:03:11,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-09 07:03:11,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-09 07:03:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:03:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 07:03:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 07:03:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 07:03:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 07:03:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:03:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:03:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:03:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:03:11,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:03:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:03:11,180 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 07:03:11,304 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:03:11,306 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:03:11,975 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 07:03:11,975 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:03:12,014 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:03:12,014 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 07:03:12,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:03:12 BoogieIcfgContainer [2024-11-09 07:03:12,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:03:12,019 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:03:12,019 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:03:12,023 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:03:12,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:03:10" (1/3) ... [2024-11-09 07:03:12,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af07e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:03:12, skipping insertion in model container [2024-11-09 07:03:12,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:03:10" (2/3) ... [2024-11-09 07:03:12,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af07e1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:03:12, skipping insertion in model container [2024-11-09 07:03:12,025 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:03:12" (3/3) ... [2024-11-09 07:03:12,026 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-4.wvr.c [2024-11-09 07:03:12,043 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:03:12,044 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 69 error locations. [2024-11-09 07:03:12,044 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 07:03:12,194 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-09 07:03:12,253 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 511 places, 533 transitions, 1080 flow [2024-11-09 07:03:12,445 INFO L124 PetriNetUnfolderBase]: 29/531 cut-off events. [2024-11-09 07:03:12,445 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-09 07:03:12,462 INFO L83 FinitePrefix]: Finished finitePrefix Result has 540 conditions, 531 events. 29/531 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1435 event pairs, 0 based on Foata normal form. 0/433 useless extension candidates. Maximal degree in co-relation 405. Up to 2 conditions per place. [2024-11-09 07:03:12,463 INFO L82 GeneralOperation]: Start removeDead. Operand has 511 places, 533 transitions, 1080 flow [2024-11-09 07:03:12,475 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 493 places, 514 transitions, 1040 flow [2024-11-09 07:03:12,485 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:03:12,494 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;@73e1bfa4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:03:12,494 INFO L334 AbstractCegarLoop]: Starting to check reachability of 132 error locations. [2024-11-09 07:03:12,500 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-09 07:03:12,501 INFO L124 PetriNetUnfolderBase]: 0/19 cut-off events. [2024-11-09 07:03:12,501 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-09 07:03:12,501 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:12,502 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] [2024-11-09 07:03:12,502 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:12,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:12,508 INFO L85 PathProgramCache]: Analyzing trace with hash -1713384665, now seen corresponding path program 1 times [2024-11-09 07:03:12,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:12,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010664060] [2024-11-09 07:03:12,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:12,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:12,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:12,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:12,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010664060] [2024-11-09 07:03:12,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010664060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:12,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:12,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:12,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751407978] [2024-11-09 07:03:12,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:12,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:12,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:12,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:12,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:12,865 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 501 out of 533 [2024-11-09 07:03:12,879 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 493 places, 514 transitions, 1040 flow. Second operand has 3 states, 3 states have (on average 502.3333333333333) internal successors, (1507), 3 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:12,883 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:12,883 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 501 of 533 [2024-11-09 07:03:12,884 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:13,066 INFO L124 PetriNetUnfolderBase]: 33/772 cut-off events. [2024-11-09 07:03:13,068 INFO L125 PetriNetUnfolderBase]: For 19/19 co-relation queries the response was YES. [2024-11-09 07:03:13,077 INFO L83 FinitePrefix]: Finished finitePrefix Result has 825 conditions, 772 events. 33/772 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 3509 event pairs, 9 based on Foata normal form. 17/641 useless extension candidates. Maximal degree in co-relation 683. Up to 36 conditions per place. [2024-11-09 07:03:13,083 INFO L140 encePairwiseOnDemand]: 516/533 looper letters, 12 selfloop transitions, 2 changer transitions 3/499 dead transitions. [2024-11-09 07:03:13,084 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 494 places, 499 transitions, 1038 flow [2024-11-09 07:03:13,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1532 transitions. [2024-11-09 07:03:13,108 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9580988117573483 [2024-11-09 07:03:13,112 INFO L175 Difference]: Start difference. First operand has 493 places, 514 transitions, 1040 flow. Second operand 3 states and 1532 transitions. [2024-11-09 07:03:13,113 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 494 places, 499 transitions, 1038 flow [2024-11-09 07:03:13,121 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 490 places, 499 transitions, 1030 flow, removed 0 selfloop flow, removed 4 redundant places. [2024-11-09 07:03:13,133 INFO L231 Difference]: Finished difference. Result has 490 places, 496 transitions, 1000 flow [2024-11-09 07:03:13,136 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1002, PETRI_DIFFERENCE_MINUEND_PLACES=488, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=499, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=497, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1000, PETRI_PLACES=490, PETRI_TRANSITIONS=496} [2024-11-09 07:03:13,141 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -3 predicate places. [2024-11-09 07:03:13,142 INFO L471 AbstractCegarLoop]: Abstraction has has 490 places, 496 transitions, 1000 flow [2024-11-09 07:03:13,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 502.3333333333333) internal successors, (1507), 3 states have internal predecessors, (1507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:13,143 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:13,143 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] [2024-11-09 07:03:13,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:03:13,144 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:13,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:13,144 INFO L85 PathProgramCache]: Analyzing trace with hash -2068894913, now seen corresponding path program 1 times [2024-11-09 07:03:13,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:13,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006071] [2024-11-09 07:03:13,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:13,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:13,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:13,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:13,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006071] [2024-11-09 07:03:13,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:13,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:13,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:13,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067497732] [2024-11-09 07:03:13,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:13,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:13,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:13,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:13,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:13,288 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 496 out of 533 [2024-11-09 07:03:13,290 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 490 places, 496 transitions, 1000 flow. Second operand has 3 states, 3 states have (on average 497.3333333333333) internal successors, (1492), 3 states have internal predecessors, (1492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:13,291 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:13,291 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 496 of 533 [2024-11-09 07:03:13,291 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:13,413 INFO L124 PetriNetUnfolderBase]: 40/852 cut-off events. [2024-11-09 07:03:13,414 INFO L125 PetriNetUnfolderBase]: For 9/10 co-relation queries the response was YES. [2024-11-09 07:03:13,419 INFO L83 FinitePrefix]: Finished finitePrefix Result has 909 conditions, 852 events. 40/852 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 3724 event pairs, 15 based on Foata normal form. 0/685 useless extension candidates. Maximal degree in co-relation 881. Up to 48 conditions per place. [2024-11-09 07:03:13,424 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 17 selfloop transitions, 2 changer transitions 0/495 dead transitions. [2024-11-09 07:03:13,425 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 488 places, 495 transitions, 1036 flow [2024-11-09 07:03:13,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1508 transitions. [2024-11-09 07:03:13,428 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.943089430894309 [2024-11-09 07:03:13,428 INFO L175 Difference]: Start difference. First operand has 490 places, 496 transitions, 1000 flow. Second operand 3 states and 1508 transitions. [2024-11-09 07:03:13,428 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 488 places, 495 transitions, 1036 flow [2024-11-09 07:03:13,432 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 486 places, 495 transitions, 1032 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:13,463 INFO L231 Difference]: Finished difference. Result has 486 places, 495 transitions, 998 flow [2024-11-09 07:03:13,464 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=994, PETRI_DIFFERENCE_MINUEND_PLACES=484, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=495, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=493, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=998, PETRI_PLACES=486, PETRI_TRANSITIONS=495} [2024-11-09 07:03:13,465 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -7 predicate places. [2024-11-09 07:03:13,465 INFO L471 AbstractCegarLoop]: Abstraction has has 486 places, 495 transitions, 998 flow [2024-11-09 07:03:13,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 497.3333333333333) internal successors, (1492), 3 states have internal predecessors, (1492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:13,466 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:13,467 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] [2024-11-09 07:03:13,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:03:13,468 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:13,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:13,468 INFO L85 PathProgramCache]: Analyzing trace with hash -124676391, now seen corresponding path program 1 times [2024-11-09 07:03:13,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:13,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431875385] [2024-11-09 07:03:13,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:13,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:13,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:13,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:13,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431875385] [2024-11-09 07:03:13,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431875385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:13,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:13,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:13,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765269734] [2024-11-09 07:03:13,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:13,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:13,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:13,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:13,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:13,578 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 482 out of 533 [2024-11-09 07:03:13,580 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 486 places, 495 transitions, 998 flow. Second operand has 3 states, 3 states have (on average 483.0) internal successors, (1449), 3 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:13,580 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:13,581 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 482 of 533 [2024-11-09 07:03:13,581 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:13,921 INFO L124 PetriNetUnfolderBase]: 142/1933 cut-off events. [2024-11-09 07:03:13,921 INFO L125 PetriNetUnfolderBase]: For 33/34 co-relation queries the response was YES. [2024-11-09 07:03:13,932 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2100 conditions, 1933 events. 142/1933 cut-off events. For 33/34 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 12016 event pairs, 44 based on Foata normal form. 0/1554 useless extension candidates. Maximal degree in co-relation 2064. Up to 157 conditions per place. [2024-11-09 07:03:13,942 INFO L140 encePairwiseOnDemand]: 522/533 looper letters, 24 selfloop transitions, 1 changer transitions 0/485 dead transitions. [2024-11-09 07:03:13,943 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 478 places, 485 transitions, 1028 flow [2024-11-09 07:03:13,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:13,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1481 transitions. [2024-11-09 07:03:13,948 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9262038774233896 [2024-11-09 07:03:13,948 INFO L175 Difference]: Start difference. First operand has 486 places, 495 transitions, 998 flow. Second operand 3 states and 1481 transitions. [2024-11-09 07:03:13,948 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 478 places, 485 transitions, 1028 flow [2024-11-09 07:03:13,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 476 places, 485 transitions, 1024 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:13,956 INFO L231 Difference]: Finished difference. Result has 476 places, 485 transitions, 976 flow [2024-11-09 07:03:13,957 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=974, PETRI_DIFFERENCE_MINUEND_PLACES=474, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=485, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=484, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=976, PETRI_PLACES=476, PETRI_TRANSITIONS=485} [2024-11-09 07:03:13,958 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -17 predicate places. [2024-11-09 07:03:13,959 INFO L471 AbstractCegarLoop]: Abstraction has has 476 places, 485 transitions, 976 flow [2024-11-09 07:03:13,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 483.0) internal successors, (1449), 3 states have internal predecessors, (1449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:13,960 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:13,961 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] [2024-11-09 07:03:13,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 07:03:13,961 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:13,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:13,962 INFO L85 PathProgramCache]: Analyzing trace with hash -192862412, now seen corresponding path program 1 times [2024-11-09 07:03:13,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:13,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731106908] [2024-11-09 07:03:13,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:13,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:14,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:14,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:14,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731106908] [2024-11-09 07:03:14,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731106908] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:14,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:14,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:14,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052853665] [2024-11-09 07:03:14,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:14,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:14,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:14,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:14,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:14,137 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 498 out of 533 [2024-11-09 07:03:14,139 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 476 places, 485 transitions, 976 flow. Second operand has 3 states, 3 states have (on average 499.3333333333333) internal successors, (1498), 3 states have internal predecessors, (1498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:14,139 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:14,140 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 498 of 533 [2024-11-09 07:03:14,140 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:14,271 INFO L124 PetriNetUnfolderBase]: 40/834 cut-off events. [2024-11-09 07:03:14,272 INFO L125 PetriNetUnfolderBase]: For 9/10 co-relation queries the response was YES. [2024-11-09 07:03:14,278 INFO L83 FinitePrefix]: Finished finitePrefix Result has 888 conditions, 834 events. 40/834 cut-off events. For 9/10 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 3589 event pairs, 15 based on Foata normal form. 0/685 useless extension candidates. Maximal degree in co-relation 852. Up to 46 conditions per place. [2024-11-09 07:03:14,284 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 15 selfloop transitions, 2 changer transitions 0/484 dead transitions. [2024-11-09 07:03:14,284 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 477 places, 484 transitions, 1008 flow [2024-11-09 07:03:14,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:14,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1512 transitions. [2024-11-09 07:03:14,287 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9455909943714822 [2024-11-09 07:03:14,287 INFO L175 Difference]: Start difference. First operand has 476 places, 485 transitions, 976 flow. Second operand 3 states and 1512 transitions. [2024-11-09 07:03:14,287 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 477 places, 484 transitions, 1008 flow [2024-11-09 07:03:14,290 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 476 places, 484 transitions, 1007 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-09 07:03:14,299 INFO L231 Difference]: Finished difference. Result has 476 places, 484 transitions, 977 flow [2024-11-09 07:03:14,300 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=973, PETRI_DIFFERENCE_MINUEND_PLACES=474, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=484, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=482, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=977, PETRI_PLACES=476, PETRI_TRANSITIONS=484} [2024-11-09 07:03:14,301 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -17 predicate places. [2024-11-09 07:03:14,302 INFO L471 AbstractCegarLoop]: Abstraction has has 476 places, 484 transitions, 977 flow [2024-11-09 07:03:14,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 499.3333333333333) internal successors, (1498), 3 states have internal predecessors, (1498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:14,304 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:14,304 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] [2024-11-09 07:03:14,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:03:14,304 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:14,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:14,305 INFO L85 PathProgramCache]: Analyzing trace with hash 730818760, now seen corresponding path program 1 times [2024-11-09 07:03:14,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:14,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024130723] [2024-11-09 07:03:14,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:14,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:14,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:14,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:14,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024130723] [2024-11-09 07:03:14,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024130723] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:14,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:14,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:03:14,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468022741] [2024-11-09 07:03:14,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:14,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:03:14,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:14,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:03:14,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:03:15,209 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 467 out of 533 [2024-11-09 07:03:15,212 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 476 places, 484 transitions, 977 flow. Second operand has 6 states, 6 states have (on average 468.5) internal successors, (2811), 6 states have internal predecessors, (2811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:15,213 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:15,213 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 467 of 533 [2024-11-09 07:03:15,213 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:15,545 INFO L124 PetriNetUnfolderBase]: 289/2555 cut-off events. [2024-11-09 07:03:15,545 INFO L125 PetriNetUnfolderBase]: For 60/61 co-relation queries the response was YES. [2024-11-09 07:03:15,555 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2979 conditions, 2555 events. 289/2555 cut-off events. For 60/61 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 17211 event pairs, 144 based on Foata normal form. 0/2068 useless extension candidates. Maximal degree in co-relation 2944. Up to 408 conditions per place. [2024-11-09 07:03:15,568 INFO L140 encePairwiseOnDemand]: 527/533 looper letters, 44 selfloop transitions, 5 changer transitions 0/483 dead transitions. [2024-11-09 07:03:15,568 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 480 places, 483 transitions, 1073 flow [2024-11-09 07:03:15,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:03:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:03:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2852 transitions. [2024-11-09 07:03:15,575 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8918073796122576 [2024-11-09 07:03:15,575 INFO L175 Difference]: Start difference. First operand has 476 places, 484 transitions, 977 flow. Second operand 6 states and 2852 transitions. [2024-11-09 07:03:15,575 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 480 places, 483 transitions, 1073 flow [2024-11-09 07:03:15,578 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 478 places, 483 transitions, 1069 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:15,582 INFO L231 Difference]: Finished difference. Result has 478 places, 483 transitions, 981 flow [2024-11-09 07:03:15,583 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=971, PETRI_DIFFERENCE_MINUEND_PLACES=473, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=483, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=478, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=981, PETRI_PLACES=478, PETRI_TRANSITIONS=483} [2024-11-09 07:03:15,585 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -15 predicate places. [2024-11-09 07:03:15,586 INFO L471 AbstractCegarLoop]: Abstraction has has 478 places, 483 transitions, 981 flow [2024-11-09 07:03:15,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 468.5) internal successors, (2811), 6 states have internal predecessors, (2811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:15,587 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:15,588 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] [2024-11-09 07:03:15,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 07:03:15,588 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:15,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:15,589 INFO L85 PathProgramCache]: Analyzing trace with hash 448766638, now seen corresponding path program 1 times [2024-11-09 07:03:15,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:15,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496909396] [2024-11-09 07:03:15,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:15,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:15,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:15,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496909396] [2024-11-09 07:03:15,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496909396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:15,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:15,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:15,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561765218] [2024-11-09 07:03:15,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:15,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:15,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:15,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:15,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:15,670 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 497 out of 533 [2024-11-09 07:03:15,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 478 places, 483 transitions, 981 flow. Second operand has 3 states, 3 states have (on average 498.3333333333333) internal successors, (1495), 3 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:15,672 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:15,672 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 497 of 533 [2024-11-09 07:03:15,672 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:15,824 INFO L124 PetriNetUnfolderBase]: 84/1574 cut-off events. [2024-11-09 07:03:15,824 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-09 07:03:15,830 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1667 conditions, 1574 events. 84/1574 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 9500 event pairs, 17 based on Foata normal form. 0/1295 useless extension candidates. Maximal degree in co-relation 1649. Up to 77 conditions per place. [2024-11-09 07:03:15,835 INFO L140 encePairwiseOnDemand]: 526/533 looper letters, 16 selfloop transitions, 2 changer transitions 0/481 dead transitions. [2024-11-09 07:03:15,836 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 475 places, 481 transitions, 1014 flow [2024-11-09 07:03:15,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:15,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:15,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1514 transitions. [2024-11-09 07:03:15,839 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9468417761100688 [2024-11-09 07:03:15,839 INFO L175 Difference]: Start difference. First operand has 478 places, 483 transitions, 981 flow. Second operand 3 states and 1514 transitions. [2024-11-09 07:03:15,840 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 475 places, 481 transitions, 1014 flow [2024-11-09 07:03:15,843 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 470 places, 481 transitions, 1004 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:03:15,849 INFO L231 Difference]: Finished difference. Result has 471 places, 480 transitions, 975 flow [2024-11-09 07:03:15,850 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=961, PETRI_DIFFERENCE_MINUEND_PLACES=468, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=478, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=476, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=975, PETRI_PLACES=471, PETRI_TRANSITIONS=480} [2024-11-09 07:03:15,851 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -22 predicate places. [2024-11-09 07:03:15,851 INFO L471 AbstractCegarLoop]: Abstraction has has 471 places, 480 transitions, 975 flow [2024-11-09 07:03:15,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 498.3333333333333) internal successors, (1495), 3 states have internal predecessors, (1495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:15,852 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:15,852 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] [2024-11-09 07:03:15,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 07:03:15,853 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:15,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:15,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1025065285, now seen corresponding path program 1 times [2024-11-09 07:03:15,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:15,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725245965] [2024-11-09 07:03:15,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:15,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:15,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:15,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:15,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725245965] [2024-11-09 07:03:15,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725245965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:15,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:15,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:15,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228539234] [2024-11-09 07:03:15,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:15,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:15,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:15,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:15,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:15,914 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 500 out of 533 [2024-11-09 07:03:15,916 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 471 places, 480 transitions, 975 flow. Second operand has 3 states, 3 states have (on average 501.0) internal successors, (1503), 3 states have internal predecessors, (1503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:15,917 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:15,917 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 500 of 533 [2024-11-09 07:03:15,917 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:16,027 INFO L124 PetriNetUnfolderBase]: 46/1161 cut-off events. [2024-11-09 07:03:16,027 INFO L125 PetriNetUnfolderBase]: For 2/8 co-relation queries the response was YES. [2024-11-09 07:03:16,034 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1212 conditions, 1161 events. 46/1161 cut-off events. For 2/8 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 5445 event pairs, 1 based on Foata normal form. 1/971 useless extension candidates. Maximal degree in co-relation 1177. Up to 20 conditions per place. [2024-11-09 07:03:16,037 INFO L140 encePairwiseOnDemand]: 526/533 looper letters, 11 selfloop transitions, 3 changer transitions 0/477 dead transitions. [2024-11-09 07:03:16,037 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 469 places, 477 transitions, 998 flow [2024-11-09 07:03:16,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1518 transitions. [2024-11-09 07:03:16,041 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.949343339587242 [2024-11-09 07:03:16,041 INFO L175 Difference]: Start difference. First operand has 471 places, 480 transitions, 975 flow. Second operand 3 states and 1518 transitions. [2024-11-09 07:03:16,041 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 469 places, 477 transitions, 998 flow [2024-11-09 07:03:16,043 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 469 places, 477 transitions, 998 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:03:16,048 INFO L231 Difference]: Finished difference. Result has 469 places, 476 transitions, 973 flow [2024-11-09 07:03:16,048 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=967, PETRI_DIFFERENCE_MINUEND_PLACES=467, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=476, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=473, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=973, PETRI_PLACES=469, PETRI_TRANSITIONS=476} [2024-11-09 07:03:16,049 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -24 predicate places. [2024-11-09 07:03:16,049 INFO L471 AbstractCegarLoop]: Abstraction has has 469 places, 476 transitions, 973 flow [2024-11-09 07:03:16,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 501.0) internal successors, (1503), 3 states have internal predecessors, (1503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:16,051 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:16,051 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] [2024-11-09 07:03:16,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 07:03:16,051 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:16,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:16,051 INFO L85 PathProgramCache]: Analyzing trace with hash 305103512, now seen corresponding path program 1 times [2024-11-09 07:03:16,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:16,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088653481] [2024-11-09 07:03:16,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:16,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:16,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:16,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088653481] [2024-11-09 07:03:16,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088653481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:16,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:16,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:16,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674453731] [2024-11-09 07:03:16,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:16,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:16,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:16,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:16,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:16,194 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 440 out of 533 [2024-11-09 07:03:16,196 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 469 places, 476 transitions, 973 flow. Second operand has 3 states, 3 states have (on average 441.3333333333333) internal successors, (1324), 3 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:16,196 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:16,197 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 440 of 533 [2024-11-09 07:03:16,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:16,331 INFO L124 PetriNetUnfolderBase]: 83/1035 cut-off events. [2024-11-09 07:03:16,331 INFO L125 PetriNetUnfolderBase]: For 51/52 co-relation queries the response was YES. [2024-11-09 07:03:16,337 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1256 conditions, 1035 events. 83/1035 cut-off events. For 51/52 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 5395 event pairs, 7 based on Foata normal form. 1/919 useless extension candidates. Maximal degree in co-relation 1220. Up to 169 conditions per place. [2024-11-09 07:03:16,340 INFO L140 encePairwiseOnDemand]: 496/533 looper letters, 39 selfloop transitions, 14 changer transitions 4/455 dead transitions. [2024-11-09 07:03:16,340 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 449 places, 455 transitions, 1042 flow [2024-11-09 07:03:16,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:16,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:16,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1397 transitions. [2024-11-09 07:03:16,344 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8736710444027517 [2024-11-09 07:03:16,344 INFO L175 Difference]: Start difference. First operand has 469 places, 476 transitions, 973 flow. Second operand 3 states and 1397 transitions. [2024-11-09 07:03:16,344 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 449 places, 455 transitions, 1042 flow [2024-11-09 07:03:16,347 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 447 places, 455 transitions, 1036 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:16,351 INFO L231 Difference]: Finished difference. Result has 447 places, 450 transitions, 942 flow [2024-11-09 07:03:16,352 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=923, PETRI_DIFFERENCE_MINUEND_PLACES=445, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=454, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=440, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=942, PETRI_PLACES=447, PETRI_TRANSITIONS=450} [2024-11-09 07:03:16,353 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -46 predicate places. [2024-11-09 07:03:16,353 INFO L471 AbstractCegarLoop]: Abstraction has has 447 places, 450 transitions, 942 flow [2024-11-09 07:03:16,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 441.3333333333333) internal successors, (1324), 3 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:16,354 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:16,355 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:03:16,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 07:03:16,355 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:16,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:16,356 INFO L85 PathProgramCache]: Analyzing trace with hash -800036421, now seen corresponding path program 1 times [2024-11-09 07:03:16,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:16,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381475358] [2024-11-09 07:03:16,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:16,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:16,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:16,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:16,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381475358] [2024-11-09 07:03:16,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381475358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:16,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:16,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:16,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391149503] [2024-11-09 07:03:16,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:16,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:16,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:16,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:16,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:16,423 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 488 out of 533 [2024-11-09 07:03:16,425 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 447 places, 450 transitions, 942 flow. Second operand has 3 states, 3 states have (on average 489.3333333333333) internal successors, (1468), 3 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:16,425 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:16,425 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 488 of 533 [2024-11-09 07:03:16,425 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:16,616 INFO L124 PetriNetUnfolderBase]: 139/2007 cut-off events. [2024-11-09 07:03:16,617 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-11-09 07:03:16,626 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2262 conditions, 2007 events. 139/2007 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 12672 event pairs, 15 based on Foata normal form. 0/1789 useless extension candidates. Maximal degree in co-relation 2226. Up to 143 conditions per place. [2024-11-09 07:03:16,632 INFO L140 encePairwiseOnDemand]: 520/533 looper letters, 22 selfloop transitions, 5 changer transitions 0/449 dead transitions. [2024-11-09 07:03:16,632 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 437 places, 449 transitions, 996 flow [2024-11-09 07:03:16,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1499 transitions. [2024-11-09 07:03:16,635 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9374609130706691 [2024-11-09 07:03:16,636 INFO L175 Difference]: Start difference. First operand has 447 places, 450 transitions, 942 flow. Second operand 3 states and 1499 transitions. [2024-11-09 07:03:16,636 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 437 places, 449 transitions, 996 flow [2024-11-09 07:03:16,641 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 435 places, 449 transitions, 968 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:16,645 INFO L231 Difference]: Finished difference. Result has 436 places, 447 transitions, 933 flow [2024-11-09 07:03:16,646 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=898, PETRI_DIFFERENCE_MINUEND_PLACES=433, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=442, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=437, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=933, PETRI_PLACES=436, PETRI_TRANSITIONS=447} [2024-11-09 07:03:16,647 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -57 predicate places. [2024-11-09 07:03:16,647 INFO L471 AbstractCegarLoop]: Abstraction has has 436 places, 447 transitions, 933 flow [2024-11-09 07:03:16,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 489.3333333333333) internal successors, (1468), 3 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:16,648 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:16,649 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] [2024-11-09 07:03:16,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 07:03:16,649 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:16,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:16,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1892174689, now seen corresponding path program 1 times [2024-11-09 07:03:16,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:16,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425016500] [2024-11-09 07:03:16,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:16,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:16,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:16,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425016500] [2024-11-09 07:03:16,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425016500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:16,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:16,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:03:16,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699944013] [2024-11-09 07:03:16,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:16,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:03:16,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:16,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:03:16,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:03:16,788 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 506 out of 533 [2024-11-09 07:03:16,790 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 436 places, 447 transitions, 933 flow. Second operand has 4 states, 4 states have (on average 507.25) internal successors, (2029), 4 states have internal predecessors, (2029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:16,790 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:16,791 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 506 of 533 [2024-11-09 07:03:16,791 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:17,068 INFO L124 PetriNetUnfolderBase]: 127/2483 cut-off events. [2024-11-09 07:03:17,069 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-09 07:03:17,080 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2639 conditions, 2483 events. 127/2483 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 16436 event pairs, 7 based on Foata normal form. 0/2213 useless extension candidates. Maximal degree in co-relation 2602. Up to 59 conditions per place. [2024-11-09 07:03:17,086 INFO L140 encePairwiseOnDemand]: 527/533 looper letters, 13 selfloop transitions, 6 changer transitions 0/456 dead transitions. [2024-11-09 07:03:17,087 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 440 places, 456 transitions, 993 flow [2024-11-09 07:03:17,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:03:17,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-09 07:03:17,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2550 transitions. [2024-11-09 07:03:17,092 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9568480300187617 [2024-11-09 07:03:17,092 INFO L175 Difference]: Start difference. First operand has 436 places, 447 transitions, 933 flow. Second operand 5 states and 2550 transitions. [2024-11-09 07:03:17,092 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 440 places, 456 transitions, 993 flow [2024-11-09 07:03:17,094 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 440 places, 456 transitions, 993 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:03:17,099 INFO L231 Difference]: Finished difference. Result has 443 places, 451 transitions, 971 flow [2024-11-09 07:03:17,100 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=933, PETRI_DIFFERENCE_MINUEND_PLACES=436, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=447, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=442, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=971, PETRI_PLACES=443, PETRI_TRANSITIONS=451} [2024-11-09 07:03:17,100 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -50 predicate places. [2024-11-09 07:03:17,101 INFO L471 AbstractCegarLoop]: Abstraction has has 443 places, 451 transitions, 971 flow [2024-11-09 07:03:17,102 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 507.25) internal successors, (2029), 4 states have internal predecessors, (2029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:17,102 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:17,102 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] [2024-11-09 07:03:17,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 07:03:17,103 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:17,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:17,103 INFO L85 PathProgramCache]: Analyzing trace with hash -420815802, now seen corresponding path program 1 times [2024-11-09 07:03:17,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:17,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442889556] [2024-11-09 07:03:17,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:17,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:17,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:17,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:17,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442889556] [2024-11-09 07:03:17,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442889556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:17,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:17,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:03:17,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889611044] [2024-11-09 07:03:17,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:17,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:03:17,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:17,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:03:17,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:03:18,072 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 499 out of 533 [2024-11-09 07:03:18,076 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 443 places, 451 transitions, 971 flow. Second operand has 6 states, 6 states have (on average 500.5) internal successors, (3003), 6 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:18,078 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:18,078 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 499 of 533 [2024-11-09 07:03:18,078 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:18,339 INFO L124 PetriNetUnfolderBase]: 102/1913 cut-off events. [2024-11-09 07:03:18,339 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-11-09 07:03:18,348 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2096 conditions, 1913 events. 102/1913 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 11497 event pairs, 6 based on Foata normal form. 0/1717 useless extension candidates. Maximal degree in co-relation 2053. Up to 46 conditions per place. [2024-11-09 07:03:18,353 INFO L140 encePairwiseOnDemand]: 527/533 looper letters, 15 selfloop transitions, 6 changer transitions 0/454 dead transitions. [2024-11-09 07:03:18,354 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 447 places, 454 transitions, 1023 flow [2024-11-09 07:03:18,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:03:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:03:18,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3015 transitions. [2024-11-09 07:03:18,360 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9427767354596623 [2024-11-09 07:03:18,360 INFO L175 Difference]: Start difference. First operand has 443 places, 451 transitions, 971 flow. Second operand 6 states and 3015 transitions. [2024-11-09 07:03:18,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 447 places, 454 transitions, 1023 flow [2024-11-09 07:03:18,365 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 447 places, 454 transitions, 1023 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:03:18,369 INFO L231 Difference]: Finished difference. Result has 447 places, 450 transitions, 981 flow [2024-11-09 07:03:18,370 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=969, PETRI_DIFFERENCE_MINUEND_PLACES=442, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=450, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=444, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=981, PETRI_PLACES=447, PETRI_TRANSITIONS=450} [2024-11-09 07:03:18,371 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -46 predicate places. [2024-11-09 07:03:18,371 INFO L471 AbstractCegarLoop]: Abstraction has has 447 places, 450 transitions, 981 flow [2024-11-09 07:03:18,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 500.5) internal successors, (3003), 6 states have internal predecessors, (3003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:18,373 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:18,373 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] [2024-11-09 07:03:18,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 07:03:18,373 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:18,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:18,374 INFO L85 PathProgramCache]: Analyzing trace with hash 560285647, now seen corresponding path program 1 times [2024-11-09 07:03:18,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:18,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365736064] [2024-11-09 07:03:18,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:18,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:18,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365736064] [2024-11-09 07:03:18,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365736064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:18,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:18,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:03:18,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836627113] [2024-11-09 07:03:18,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:18,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:03:18,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:18,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:03:18,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:03:18,684 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 500 out of 533 [2024-11-09 07:03:18,687 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 447 places, 450 transitions, 981 flow. Second operand has 4 states, 4 states have (on average 501.5) internal successors, (2006), 4 states have internal predecessors, (2006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:18,687 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:18,687 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 500 of 533 [2024-11-09 07:03:18,687 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:19,072 INFO L124 PetriNetUnfolderBase]: 155/2631 cut-off events. [2024-11-09 07:03:19,072 INFO L125 PetriNetUnfolderBase]: For 48/49 co-relation queries the response was YES. [2024-11-09 07:03:19,085 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2967 conditions, 2631 events. 155/2631 cut-off events. For 48/49 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 16728 event pairs, 14 based on Foata normal form. 0/2357 useless extension candidates. Maximal degree in co-relation 2924. Up to 111 conditions per place. [2024-11-09 07:03:19,091 INFO L140 encePairwiseOnDemand]: 524/533 looper letters, 18 selfloop transitions, 9 changer transitions 0/461 dead transitions. [2024-11-09 07:03:19,091 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 451 places, 461 transitions, 1060 flow [2024-11-09 07:03:19,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:03:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-09 07:03:19,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2528 transitions. [2024-11-09 07:03:19,098 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.94859287054409 [2024-11-09 07:03:19,098 INFO L175 Difference]: Start difference. First operand has 447 places, 450 transitions, 981 flow. Second operand 5 states and 2528 transitions. [2024-11-09 07:03:19,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 451 places, 461 transitions, 1060 flow [2024-11-09 07:03:19,102 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 446 places, 461 transitions, 1048 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:03:19,107 INFO L231 Difference]: Finished difference. Result has 449 places, 457 transitions, 1031 flow [2024-11-09 07:03:19,108 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=969, PETRI_DIFFERENCE_MINUEND_PLACES=442, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=450, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=442, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1031, PETRI_PLACES=449, PETRI_TRANSITIONS=457} [2024-11-09 07:03:19,109 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -44 predicate places. [2024-11-09 07:03:19,109 INFO L471 AbstractCegarLoop]: Abstraction has has 449 places, 457 transitions, 1031 flow [2024-11-09 07:03:19,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 501.5) internal successors, (2006), 4 states have internal predecessors, (2006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:19,111 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:19,111 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] [2024-11-09 07:03:19,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 07:03:19,111 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thread1Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:19,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:19,112 INFO L85 PathProgramCache]: Analyzing trace with hash -2075711415, now seen corresponding path program 1 times [2024-11-09 07:03:19,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:19,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324161293] [2024-11-09 07:03:19,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:19,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:19,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:19,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324161293] [2024-11-09 07:03:19,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324161293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:19,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:19,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:19,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858824935] [2024-11-09 07:03:19,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:19,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:19,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:19,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:19,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:19,189 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 504 out of 533 [2024-11-09 07:03:19,191 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 449 places, 457 transitions, 1031 flow. Second operand has 3 states, 3 states have (on average 506.3333333333333) internal successors, (1519), 3 states have internal predecessors, (1519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:19,191 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:19,191 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 504 of 533 [2024-11-09 07:03:19,191 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:19,647 INFO L124 PetriNetUnfolderBase]: 176/3706 cut-off events. [2024-11-09 07:03:19,647 INFO L125 PetriNetUnfolderBase]: For 63/63 co-relation queries the response was YES. [2024-11-09 07:03:19,664 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4114 conditions, 3706 events. 176/3706 cut-off events. For 63/63 co-relation queries the response was YES. Maximal size of possible extension queue 46. Compared 27702 event pairs, 18 based on Foata normal form. 0/3331 useless extension candidates. Maximal degree in co-relation 4068. Up to 91 conditions per place. [2024-11-09 07:03:19,672 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 9 selfloop transitions, 2 changer transitions 0/457 dead transitions. [2024-11-09 07:03:19,672 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 450 places, 457 transitions, 1054 flow [2024-11-09 07:03:19,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1524 transitions. [2024-11-09 07:03:19,675 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9530956848030019 [2024-11-09 07:03:19,675 INFO L175 Difference]: Start difference. First operand has 449 places, 457 transitions, 1031 flow. Second operand 3 states and 1524 transitions. [2024-11-09 07:03:19,676 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 450 places, 457 transitions, 1054 flow [2024-11-09 07:03:19,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 450 places, 457 transitions, 1054 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:03:19,683 INFO L231 Difference]: Finished difference. Result has 450 places, 456 transitions, 1033 flow [2024-11-09 07:03:19,684 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1029, PETRI_DIFFERENCE_MINUEND_PLACES=448, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=456, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=454, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1033, PETRI_PLACES=450, PETRI_TRANSITIONS=456} [2024-11-09 07:03:19,685 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -43 predicate places. [2024-11-09 07:03:19,686 INFO L471 AbstractCegarLoop]: Abstraction has has 450 places, 456 transitions, 1033 flow [2024-11-09 07:03:19,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 506.3333333333333) internal successors, (1519), 3 states have internal predecessors, (1519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:19,687 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:19,687 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] [2024-11-09 07:03:19,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 07:03:19,687 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thread2Err35ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:19,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:19,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1076224993, now seen corresponding path program 1 times [2024-11-09 07:03:19,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:19,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057236693] [2024-11-09 07:03:19,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:19,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:19,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:19,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057236693] [2024-11-09 07:03:19,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057236693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:19,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:19,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 07:03:19,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339974990] [2024-11-09 07:03:19,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:19,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:03:19,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:19,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:03:19,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:03:19,960 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 500 out of 533 [2024-11-09 07:03:19,963 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 450 places, 456 transitions, 1033 flow. Second operand has 4 states, 4 states have (on average 501.5) internal successors, (2006), 4 states have internal predecessors, (2006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:19,963 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:19,963 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 500 of 533 [2024-11-09 07:03:19,963 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:20,307 INFO L124 PetriNetUnfolderBase]: 152/2619 cut-off events. [2024-11-09 07:03:20,308 INFO L125 PetriNetUnfolderBase]: For 148/149 co-relation queries the response was YES. [2024-11-09 07:03:20,322 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3045 conditions, 2619 events. 152/2619 cut-off events. For 148/149 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 16617 event pairs, 14 based on Foata normal form. 0/2363 useless extension candidates. Maximal degree in co-relation 2997. Up to 111 conditions per place. [2024-11-09 07:03:20,327 INFO L140 encePairwiseOnDemand]: 524/533 looper letters, 18 selfloop transitions, 9 changer transitions 0/463 dead transitions. [2024-11-09 07:03:20,327 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 454 places, 463 transitions, 1104 flow [2024-11-09 07:03:20,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 07:03:20,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2024-11-09 07:03:20,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 2528 transitions. [2024-11-09 07:03:20,332 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.94859287054409 [2024-11-09 07:03:20,332 INFO L175 Difference]: Start difference. First operand has 450 places, 456 transitions, 1033 flow. Second operand 5 states and 2528 transitions. [2024-11-09 07:03:20,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 454 places, 463 transitions, 1104 flow [2024-11-09 07:03:20,335 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 452 places, 463 transitions, 1100 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:20,341 INFO L231 Difference]: Finished difference. Result has 455 places, 459 transitions, 1075 flow [2024-11-09 07:03:20,341 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1029, PETRI_DIFFERENCE_MINUEND_PLACES=448, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=456, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=448, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1075, PETRI_PLACES=455, PETRI_TRANSITIONS=459} [2024-11-09 07:03:20,342 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -38 predicate places. [2024-11-09 07:03:20,342 INFO L471 AbstractCegarLoop]: Abstraction has has 455 places, 459 transitions, 1075 flow [2024-11-09 07:03:20,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 501.5) internal successors, (2006), 4 states have internal predecessors, (2006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:20,345 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:20,345 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] [2024-11-09 07:03:20,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 07:03:20,345 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:20,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:20,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1188871015, now seen corresponding path program 1 times [2024-11-09 07:03:20,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:20,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734041445] [2024-11-09 07:03:20,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:20,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:20,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:20,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734041445] [2024-11-09 07:03:20,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734041445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:20,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:20,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 07:03:20,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588245538] [2024-11-09 07:03:20,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:20,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:03:20,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:20,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:03:20,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-09 07:03:21,081 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 457 out of 533 [2024-11-09 07:03:21,083 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 455 places, 459 transitions, 1075 flow. Second operand has 6 states, 6 states have (on average 458.6666666666667) internal successors, (2752), 6 states have internal predecessors, (2752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:21,083 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:21,083 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 457 of 533 [2024-11-09 07:03:21,084 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:21,424 INFO L124 PetriNetUnfolderBase]: 226/2195 cut-off events. [2024-11-09 07:03:21,425 INFO L125 PetriNetUnfolderBase]: For 305/306 co-relation queries the response was YES. [2024-11-09 07:03:21,443 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3050 conditions, 2195 events. 226/2195 cut-off events. For 305/306 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 13277 event pairs, 24 based on Foata normal form. 0/2037 useless extension candidates. Maximal degree in co-relation 2997. Up to 176 conditions per place. [2024-11-09 07:03:21,449 INFO L140 encePairwiseOnDemand]: 491/533 looper letters, 21 selfloop transitions, 39 changer transitions 0/456 dead transitions. [2024-11-09 07:03:21,450 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 453 places, 456 transitions, 1193 flow [2024-11-09 07:03:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:03:21,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-09 07:03:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2805 transitions. [2024-11-09 07:03:21,456 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8771106941838649 [2024-11-09 07:03:21,456 INFO L175 Difference]: Start difference. First operand has 455 places, 459 transitions, 1075 flow. Second operand 6 states and 2805 transitions. [2024-11-09 07:03:21,456 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 453 places, 456 transitions, 1193 flow [2024-11-09 07:03:21,460 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 453 places, 456 transitions, 1193 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-09 07:03:21,465 INFO L231 Difference]: Finished difference. Result has 453 places, 452 transitions, 1139 flow [2024-11-09 07:03:21,466 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1061, PETRI_DIFFERENCE_MINUEND_PLACES=448, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=452, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=413, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1139, PETRI_PLACES=453, PETRI_TRANSITIONS=452} [2024-11-09 07:03:21,468 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -40 predicate places. [2024-11-09 07:03:21,468 INFO L471 AbstractCegarLoop]: Abstraction has has 453 places, 452 transitions, 1139 flow [2024-11-09 07:03:21,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 458.6666666666667) internal successors, (2752), 6 states have internal predecessors, (2752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:21,470 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:21,470 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] [2024-11-09 07:03:21,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 07:03:21,470 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thread2Err7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:21,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:21,471 INFO L85 PathProgramCache]: Analyzing trace with hash -867347854, now seen corresponding path program 1 times [2024-11-09 07:03:21,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:21,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764452244] [2024-11-09 07:03:21,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:21,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:21,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:21,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:21,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764452244] [2024-11-09 07:03:21,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764452244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:21,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:21,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:21,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335929061] [2024-11-09 07:03:21,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:21,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:21,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:21,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:21,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:21,644 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:21,646 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 453 places, 452 transitions, 1139 flow. Second operand has 3 states, 3 states have (on average 482.6666666666667) internal successors, (1448), 3 states have internal predecessors, (1448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:21,646 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:21,646 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:21,646 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:21,982 INFO L124 PetriNetUnfolderBase]: 198/2493 cut-off events. [2024-11-09 07:03:21,982 INFO L125 PetriNetUnfolderBase]: For 315/316 co-relation queries the response was YES. [2024-11-09 07:03:22,002 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3440 conditions, 2493 events. 198/2493 cut-off events. For 315/316 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 15793 event pairs, 92 based on Foata normal form. 0/2302 useless extension candidates. Maximal degree in co-relation 3388. Up to 332 conditions per place. [2024-11-09 07:03:22,008 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 33 selfloop transitions, 2 changer transitions 0/452 dead transitions. [2024-11-09 07:03:22,008 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 454 places, 452 transitions, 1210 flow [2024-11-09 07:03:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:22,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:22,011 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:22,011 INFO L175 Difference]: Start difference. First operand has 453 places, 452 transitions, 1139 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:22,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 454 places, 452 transitions, 1210 flow [2024-11-09 07:03:22,016 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 449 places, 452 transitions, 1132 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-09 07:03:22,021 INFO L231 Difference]: Finished difference. Result has 449 places, 451 transitions, 1063 flow [2024-11-09 07:03:22,021 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1059, PETRI_DIFFERENCE_MINUEND_PLACES=447, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=451, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=449, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1063, PETRI_PLACES=449, PETRI_TRANSITIONS=451} [2024-11-09 07:03:22,022 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -44 predicate places. [2024-11-09 07:03:22,022 INFO L471 AbstractCegarLoop]: Abstraction has has 449 places, 451 transitions, 1063 flow [2024-11-09 07:03:22,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 482.6666666666667) internal successors, (1448), 3 states have internal predecessors, (1448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:22,023 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:22,023 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] [2024-11-09 07:03:22,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 07:03:22,023 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread2Err44ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:22,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:22,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1963899716, now seen corresponding path program 1 times [2024-11-09 07:03:22,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:22,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531740954] [2024-11-09 07:03:22,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:22,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:22,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:22,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:22,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531740954] [2024-11-09 07:03:22,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531740954] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:22,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:22,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:22,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723295896] [2024-11-09 07:03:22,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:22,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:22,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:22,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:22,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:22,170 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:22,171 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 449 places, 451 transitions, 1063 flow. Second operand has 3 states, 3 states have (on average 482.3333333333333) internal successors, (1447), 3 states have internal predecessors, (1447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:22,172 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:22,172 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:22,172 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:22,538 INFO L124 PetriNetUnfolderBase]: 193/2380 cut-off events. [2024-11-09 07:03:22,538 INFO L125 PetriNetUnfolderBase]: For 231/232 co-relation queries the response was YES. [2024-11-09 07:03:22,556 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3049 conditions, 2380 events. 193/2380 cut-off events. For 231/232 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 14899 event pairs, 92 based on Foata normal form. 0/2197 useless extension candidates. Maximal degree in co-relation 2997. Up to 329 conditions per place. [2024-11-09 07:03:22,563 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 33 selfloop transitions, 2 changer transitions 0/451 dead transitions. [2024-11-09 07:03:22,563 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 450 places, 451 transitions, 1134 flow [2024-11-09 07:03:22,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:22,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:22,567 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:22,568 INFO L175 Difference]: Start difference. First operand has 449 places, 451 transitions, 1063 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:22,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 450 places, 451 transitions, 1134 flow [2024-11-09 07:03:22,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 448 places, 451 transitions, 1130 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:22,578 INFO L231 Difference]: Finished difference. Result has 448 places, 450 transitions, 1061 flow [2024-11-09 07:03:22,578 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1057, PETRI_DIFFERENCE_MINUEND_PLACES=446, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=450, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=448, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1061, PETRI_PLACES=448, PETRI_TRANSITIONS=450} [2024-11-09 07:03:22,579 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -45 predicate places. [2024-11-09 07:03:22,579 INFO L471 AbstractCegarLoop]: Abstraction has has 448 places, 450 transitions, 1061 flow [2024-11-09 07:03:22,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 482.3333333333333) internal successors, (1447), 3 states have internal predecessors, (1447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:22,580 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:22,580 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] [2024-11-09 07:03:22,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 07:03:22,581 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread2Err36ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:22,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:22,581 INFO L85 PathProgramCache]: Analyzing trace with hash 913799717, now seen corresponding path program 1 times [2024-11-09 07:03:22,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:22,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597242510] [2024-11-09 07:03:22,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:22,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:22,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:22,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:22,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597242510] [2024-11-09 07:03:22,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597242510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:22,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:22,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:22,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784640898] [2024-11-09 07:03:22,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:22,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:22,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:22,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:22,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:22,738 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:22,740 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 448 places, 450 transitions, 1061 flow. Second operand has 3 states, 3 states have (on average 482.6666666666667) internal successors, (1448), 3 states have internal predecessors, (1448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:22,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:22,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:22,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:23,043 INFO L124 PetriNetUnfolderBase]: 194/2380 cut-off events. [2024-11-09 07:03:23,043 INFO L125 PetriNetUnfolderBase]: For 233/234 co-relation queries the response was YES. [2024-11-09 07:03:23,064 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3051 conditions, 2380 events. 194/2380 cut-off events. For 233/234 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 14952 event pairs, 92 based on Foata normal form. 0/2200 useless extension candidates. Maximal degree in co-relation 2999. Up to 330 conditions per place. [2024-11-09 07:03:23,071 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 33 selfloop transitions, 2 changer transitions 0/450 dead transitions. [2024-11-09 07:03:23,071 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 449 places, 450 transitions, 1132 flow [2024-11-09 07:03:23,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:23,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:23,075 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:23,075 INFO L175 Difference]: Start difference. First operand has 448 places, 450 transitions, 1061 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:23,075 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 449 places, 450 transitions, 1132 flow [2024-11-09 07:03:23,079 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 447 places, 450 transitions, 1128 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:23,084 INFO L231 Difference]: Finished difference. Result has 447 places, 449 transitions, 1059 flow [2024-11-09 07:03:23,084 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1055, PETRI_DIFFERENCE_MINUEND_PLACES=445, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=449, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=447, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1059, PETRI_PLACES=447, PETRI_TRANSITIONS=449} [2024-11-09 07:03:23,085 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -46 predicate places. [2024-11-09 07:03:23,085 INFO L471 AbstractCegarLoop]: Abstraction has has 447 places, 449 transitions, 1059 flow [2024-11-09 07:03:23,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 482.6666666666667) internal successors, (1448), 3 states have internal predecessors, (1448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:23,086 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:23,086 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] [2024-11-09 07:03:23,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 07:03:23,087 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err52ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:23,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:23,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1108970903, now seen corresponding path program 1 times [2024-11-09 07:03:23,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:23,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020758623] [2024-11-09 07:03:23,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:23,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:23,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:23,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020758623] [2024-11-09 07:03:23,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020758623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:23,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:23,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:23,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134508436] [2024-11-09 07:03:23,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:23,127 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:23,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:23,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:23,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:23,230 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:23,232 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 447 places, 449 transitions, 1059 flow. Second operand has 3 states, 3 states have (on average 482.3333333333333) internal successors, (1447), 3 states have internal predecessors, (1447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:23,232 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:23,232 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:23,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:23,512 INFO L124 PetriNetUnfolderBase]: 190/2313 cut-off events. [2024-11-09 07:03:23,513 INFO L125 PetriNetUnfolderBase]: For 232/233 co-relation queries the response was YES. [2024-11-09 07:03:23,527 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2977 conditions, 2313 events. 190/2313 cut-off events. For 232/233 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 14296 event pairs, 92 based on Foata normal form. 0/2139 useless extension candidates. Maximal degree in co-relation 2925. Up to 328 conditions per place. [2024-11-09 07:03:23,532 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 32 selfloop transitions, 2 changer transitions 1/449 dead transitions. [2024-11-09 07:03:23,532 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 448 places, 449 transitions, 1130 flow [2024-11-09 07:03:23,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:23,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:23,535 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:23,536 INFO L175 Difference]: Start difference. First operand has 447 places, 449 transitions, 1059 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:23,536 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 448 places, 449 transitions, 1130 flow [2024-11-09 07:03:23,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 446 places, 449 transitions, 1126 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:23,543 INFO L231 Difference]: Finished difference. Result has 446 places, 448 transitions, 1057 flow [2024-11-09 07:03:23,544 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1053, PETRI_DIFFERENCE_MINUEND_PLACES=444, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=448, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=446, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1057, PETRI_PLACES=446, PETRI_TRANSITIONS=448} [2024-11-09 07:03:23,544 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -47 predicate places. [2024-11-09 07:03:23,545 INFO L471 AbstractCegarLoop]: Abstraction has has 446 places, 448 transitions, 1057 flow [2024-11-09 07:03:23,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 482.3333333333333) internal successors, (1447), 3 states have internal predecessors, (1447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:23,545 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:23,545 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] [2024-11-09 07:03:23,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 07:03:23,546 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread2Err14ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:23,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:23,546 INFO L85 PathProgramCache]: Analyzing trace with hash 889422746, now seen corresponding path program 1 times [2024-11-09 07:03:23,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:23,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804882069] [2024-11-09 07:03:23,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:23,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:23,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:23,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804882069] [2024-11-09 07:03:23,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804882069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:23,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:23,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:23,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434066021] [2024-11-09 07:03:23,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:23,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:23,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:23,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:23,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:23,699 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:23,700 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 446 places, 448 transitions, 1057 flow. Second operand has 3 states, 3 states have (on average 483.6666666666667) internal successors, (1451), 3 states have internal predecessors, (1451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:23,701 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:23,701 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:23,701 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:24,005 INFO L124 PetriNetUnfolderBase]: 197/2443 cut-off events. [2024-11-09 07:03:24,006 INFO L125 PetriNetUnfolderBase]: For 233/234 co-relation queries the response was YES. [2024-11-09 07:03:24,026 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3125 conditions, 2443 events. 197/2443 cut-off events. For 233/234 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 15206 event pairs, 92 based on Foata normal form. 0/2270 useless extension candidates. Maximal degree in co-relation 3073. Up to 332 conditions per place. [2024-11-09 07:03:24,033 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 33 selfloop transitions, 2 changer transitions 0/448 dead transitions. [2024-11-09 07:03:24,033 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 447 places, 448 transitions, 1128 flow [2024-11-09 07:03:24,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:24,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:24,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:24,036 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:24,036 INFO L175 Difference]: Start difference. First operand has 446 places, 448 transitions, 1057 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:24,037 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 447 places, 448 transitions, 1128 flow [2024-11-09 07:03:24,041 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 445 places, 448 transitions, 1124 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:24,045 INFO L231 Difference]: Finished difference. Result has 445 places, 447 transitions, 1055 flow [2024-11-09 07:03:24,045 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1051, PETRI_DIFFERENCE_MINUEND_PLACES=443, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=447, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=445, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1055, PETRI_PLACES=445, PETRI_TRANSITIONS=447} [2024-11-09 07:03:24,046 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -48 predicate places. [2024-11-09 07:03:24,046 INFO L471 AbstractCegarLoop]: Abstraction has has 445 places, 447 transitions, 1055 flow [2024-11-09 07:03:24,047 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 483.6666666666667) internal successors, (1451), 3 states have internal predecessors, (1451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:24,047 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:24,047 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] [2024-11-09 07:03:24,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 07:03:24,047 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:24,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:24,048 INFO L85 PathProgramCache]: Analyzing trace with hash 39305617, now seen corresponding path program 1 times [2024-11-09 07:03:24,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:24,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419859037] [2024-11-09 07:03:24,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:24,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:24,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:24,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:24,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419859037] [2024-11-09 07:03:24,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419859037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:24,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:24,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:24,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867579754] [2024-11-09 07:03:24,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:24,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:24,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:24,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:24,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:24,220 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:24,221 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 445 places, 447 transitions, 1055 flow. Second operand has 3 states, 3 states have (on average 484.6666666666667) internal successors, (1454), 3 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:24,221 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:24,222 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:24,222 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:24,509 INFO L124 PetriNetUnfolderBase]: 196/2404 cut-off events. [2024-11-09 07:03:24,509 INFO L125 PetriNetUnfolderBase]: For 233/234 co-relation queries the response was YES. [2024-11-09 07:03:24,529 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3087 conditions, 2404 events. 196/2404 cut-off events. For 233/234 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 14985 event pairs, 92 based on Foata normal form. 0/2237 useless extension candidates. Maximal degree in co-relation 3035. Up to 332 conditions per place. [2024-11-09 07:03:24,535 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 33 selfloop transitions, 2 changer transitions 0/447 dead transitions. [2024-11-09 07:03:24,535 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 446 places, 447 transitions, 1126 flow [2024-11-09 07:03:24,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:24,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:24,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:24,539 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:24,539 INFO L175 Difference]: Start difference. First operand has 445 places, 447 transitions, 1055 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:24,539 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 446 places, 447 transitions, 1126 flow [2024-11-09 07:03:24,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 444 places, 447 transitions, 1122 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:24,546 INFO L231 Difference]: Finished difference. Result has 444 places, 446 transitions, 1053 flow [2024-11-09 07:03:24,547 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1049, PETRI_DIFFERENCE_MINUEND_PLACES=442, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=446, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=444, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1053, PETRI_PLACES=444, PETRI_TRANSITIONS=446} [2024-11-09 07:03:24,547 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -49 predicate places. [2024-11-09 07:03:24,548 INFO L471 AbstractCegarLoop]: Abstraction has has 444 places, 446 transitions, 1053 flow [2024-11-09 07:03:24,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 484.6666666666667) internal successors, (1454), 3 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:24,548 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-09 07:03:24,548 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] [2024-11-09 07:03:24,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 07:03:24,549 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread2Err28ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 128 more)] === [2024-11-09 07:03:24,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:03:24,549 INFO L85 PathProgramCache]: Analyzing trace with hash 140091816, now seen corresponding path program 1 times [2024-11-09 07:03:24,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 07:03:24,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518701636] [2024-11-09 07:03:24,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:03:24,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:03:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:03:24,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:03:24,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 07:03:24,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518701636] [2024-11-09 07:03:24,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518701636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:03:24,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:03:24,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:03:24,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968554528] [2024-11-09 07:03:24,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:03:24,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:03:24,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 07:03:24,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:03:24,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:03:24,712 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 480 out of 533 [2024-11-09 07:03:24,713 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 444 places, 446 transitions, 1053 flow. Second operand has 3 states, 3 states have (on average 485.6666666666667) internal successors, (1457), 3 states have internal predecessors, (1457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:24,714 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-09 07:03:24,714 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 480 of 533 [2024-11-09 07:03:24,714 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-09 07:03:25,035 INFO L124 PetriNetUnfolderBase]: 195/2365 cut-off events. [2024-11-09 07:03:25,035 INFO L125 PetriNetUnfolderBase]: For 233/234 co-relation queries the response was YES. [2024-11-09 07:03:25,045 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3048 conditions, 2365 events. 195/2365 cut-off events. For 233/234 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 14634 event pairs, 92 based on Foata normal form. 0/2204 useless extension candidates. Maximal degree in co-relation 2996. Up to 332 conditions per place. [2024-11-09 07:03:25,047 INFO L140 encePairwiseOnDemand]: 530/533 looper letters, 0 selfloop transitions, 0 changer transitions 446/446 dead transitions. [2024-11-09 07:03:25,047 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 445 places, 446 transitions, 1124 flow [2024-11-09 07:03:25,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:03:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-09 07:03:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1476 transitions. [2024-11-09 07:03:25,051 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2024-11-09 07:03:25,051 INFO L175 Difference]: Start difference. First operand has 444 places, 446 transitions, 1053 flow. Second operand 3 states and 1476 transitions. [2024-11-09 07:03:25,051 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 445 places, 446 transitions, 1124 flow [2024-11-09 07:03:25,054 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 443 places, 446 transitions, 1120 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-09 07:03:25,057 INFO L231 Difference]: Finished difference. Result has 443 places, 0 transitions, 0 flow [2024-11-09 07:03:25,057 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=533, PETRI_DIFFERENCE_MINUEND_FLOW=1047, PETRI_DIFFERENCE_MINUEND_PLACES=441, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=445, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=445, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=443, PETRI_TRANSITIONS=0} [2024-11-09 07:03:25,058 INFO L277 CegarLoopForPetriNet]: 493 programPoint places, -50 predicate places. [2024-11-09 07:03:25,058 INFO L471 AbstractCegarLoop]: Abstraction has has 443 places, 0 transitions, 0 flow [2024-11-09 07:03:25,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 485.6666666666667) internal successors, (1457), 3 states have internal predecessors, (1457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 07:03:25,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (131 of 132 remaining) [2024-11-09 07:03:25,061 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (130 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (129 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (128 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (127 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (126 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (125 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (124 of 132 remaining) [2024-11-09 07:03:25,062 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (123 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (122 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (121 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (120 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (119 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (118 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (117 of 132 remaining) [2024-11-09 07:03:25,063 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (116 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (115 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (114 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (113 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (112 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (111 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (110 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (109 of 132 remaining) [2024-11-09 07:03:25,064 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (108 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (107 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (106 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (105 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (104 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (103 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (102 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (101 of 132 remaining) [2024-11-09 07:03:25,065 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (100 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (99 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (98 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (97 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (96 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (95 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (94 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (93 of 132 remaining) [2024-11-09 07:03:25,066 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (92 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (91 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (90 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (89 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (88 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (87 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (86 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (85 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (84 of 132 remaining) [2024-11-09 07:03:25,067 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (83 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (82 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (81 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (80 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (79 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (78 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (77 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (76 of 132 remaining) [2024-11-09 07:03:25,068 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (75 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (74 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (73 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (72 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (71 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (70 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (69 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (68 of 132 remaining) [2024-11-09 07:03:25,069 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (67 of 132 remaining) [2024-11-09 07:03:25,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (66 of 132 remaining) [2024-11-09 07:03:25,070 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (65 of 132 remaining) [2024-11-09 07:03:25,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (64 of 132 remaining) [2024-11-09 07:03:25,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (63 of 132 remaining) [2024-11-09 07:03:25,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (62 of 132 remaining) [2024-11-09 07:03:25,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (61 of 132 remaining) [2024-11-09 07:03:25,071 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (60 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (59 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (58 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (57 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (56 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (55 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (54 of 132 remaining) [2024-11-09 07:03:25,072 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (53 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (52 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (51 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (50 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (49 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (48 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (47 of 132 remaining) [2024-11-09 07:03:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (46 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (45 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (44 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (43 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (42 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (41 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (40 of 132 remaining) [2024-11-09 07:03:25,074 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (39 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (38 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (37 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (36 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (35 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (34 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (33 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (32 of 132 remaining) [2024-11-09 07:03:25,075 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (31 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (30 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (29 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (28 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (27 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (26 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (25 of 132 remaining) [2024-11-09 07:03:25,076 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (24 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (23 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (22 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (21 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (20 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (19 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (18 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (17 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (16 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (15 of 132 remaining) [2024-11-09 07:03:25,077 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (14 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (13 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (12 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (11 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (10 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (9 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (8 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (7 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (6 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (5 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (4 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (3 of 132 remaining) [2024-11-09 07:03:25,078 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (2 of 132 remaining) [2024-11-09 07:03:25,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (1 of 132 remaining) [2024-11-09 07:03:25,079 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (0 of 132 remaining) [2024-11-09 07:03:25,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 07:03:25,080 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:03:25,086 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 07:03:25,087 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:03:25,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:03:25 BasicIcfg [2024-11-09 07:03:25,094 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:03:25,094 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:03:25,094 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:03:25,095 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:03:25,095 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:03:12" (3/4) ... [2024-11-09 07:03:25,097 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 07:03:25,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-11-09 07:03:25,100 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-11-09 07:03:25,106 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-09 07:03:25,107 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 07:03:25,107 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 07:03:25,107 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 07:03:25,209 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-09 07:03:25,209 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-09 07:03:25,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:03:25,210 INFO L158 Benchmark]: Toolchain (without parser) took 14687.29ms. Allocated memory was 142.6MB in the beginning and 568.3MB in the end (delta: 425.7MB). Free memory was 73.7MB in the beginning and 485.0MB in the end (delta: -411.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,210 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:03:25,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.30ms. Allocated memory was 142.6MB in the beginning and 213.9MB in the end (delta: 71.3MB). Free memory was 73.4MB in the beginning and 184.2MB in the end (delta: -110.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.01ms. Allocated memory is still 213.9MB. Free memory was 184.2MB in the beginning and 180.0MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,211 INFO L158 Benchmark]: Boogie Preprocessor took 64.24ms. Allocated memory is still 213.9MB. Free memory was 180.0MB in the beginning and 177.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,211 INFO L158 Benchmark]: RCFGBuilder took 929.96ms. Allocated memory is still 213.9MB. Free memory was 177.9MB in the beginning and 137.0MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,211 INFO L158 Benchmark]: TraceAbstraction took 13074.56ms. Allocated memory was 213.9MB in the beginning and 568.3MB in the end (delta: 354.4MB). Free memory was 137.0MB in the beginning and 491.3MB in the end (delta: -354.3MB). Peak memory consumption was 321.1MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,213 INFO L158 Benchmark]: Witness Printer took 115.07ms. Allocated memory is still 568.3MB. Free memory was 490.2MB in the beginning and 485.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:03:25,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.30ms. Allocated memory was 142.6MB in the beginning and 213.9MB in the end (delta: 71.3MB). Free memory was 73.4MB in the beginning and 184.2MB in the end (delta: -110.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.01ms. Allocated memory is still 213.9MB. Free memory was 184.2MB in the beginning and 180.0MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.24ms. Allocated memory is still 213.9MB. Free memory was 180.0MB in the beginning and 177.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 929.96ms. Allocated memory is still 213.9MB. Free memory was 177.9MB in the beginning and 137.0MB in the end (delta: 40.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 13074.56ms. Allocated memory was 213.9MB in the beginning and 568.3MB in the end (delta: 354.4MB). Free memory was 137.0MB in the beginning and 491.3MB in the end (delta: -354.3MB). Peak memory consumption was 321.1MB. Max. memory is 16.1GB. * Witness Printer took 115.07ms. Allocated memory is still 568.3MB. Free memory was 490.2MB in the beginning and 485.0MB 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: 73]: 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: 74]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: 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: 79]: 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: 74]: 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: 74]: 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: 79]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 79]: 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: 84]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: 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: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: 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: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: 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: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 75]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 85]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: 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: 85]: 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: 95]: 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: 97]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: 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, 881 locations, 132 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: 12.8s, OverallIterations: 22, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3141 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1198 mSDsluCounter, 519 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 105 mSDsCounter, 398 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3398 IncrementalHoareTripleChecker+Invalid, 3796 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 398 mSolverCounterUnsat, 414 mSDtfsCounter, 3398 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1139occurred in iteration=15, InterpolantAutomatonStates: 81, 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, 2225 NumberOfCodeBlocks, 2225 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2203 ConstructedInterpolants, 0 QuantifiedInterpolants, 3062 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 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 69 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 07:03:25,248 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