./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-data-race.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 10:00:26,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 10:00:26,585 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-13 10:00:26,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 10:00:26,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 10:00:26,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 10:00:26,611 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 10:00:26,612 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 10:00:26,612 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 10:00:26,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 10:00:26,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 10:00:26,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 10:00:26,614 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 10:00:26,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 10:00:26,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 10:00:26,615 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 10:00:26,615 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 10:00:26,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 10:00:26,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 10:00:26,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 10:00:26,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 10:00:26,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 10:00:26,619 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-13 10:00:26,619 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 10:00:26,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 10:00:26,620 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 10:00:26,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 10:00:26,620 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 10:00:26,622 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 10:00:26,622 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 10:00:26,623 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 10:00:26,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 10:00:26,623 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 10:00:26,623 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 10:00:26,623 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 10:00:26,623 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 10:00:26,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 10:00:26,624 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 10:00:26,624 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 10:00:26,624 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 10:00:26,625 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 10:00:26,625 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-10-13 10:00:26,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 10:00:26,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 10:00:26,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 10:00:26,868 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 10:00:26,868 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 10:00:26,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-10-13 10:00:28,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 10:00:28,172 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 10:00:28,173 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-10-13 10:00:28,179 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51183ffd9/c9e83b9201d047639e7c7cd3eef114b3/FLAG6a02591c7 [2024-10-13 10:00:28,192 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51183ffd9/c9e83b9201d047639e7c7cd3eef114b3 [2024-10-13 10:00:28,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 10:00:28,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 10:00:28,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 10:00:28,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 10:00:28,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 10:00:28,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b491c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28, skipping insertion in model container [2024-10-13 10:00:28,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 10:00:28,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 10:00:28,460 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 10:00:28,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 10:00:28,510 INFO L204 MainTranslator]: Completed translation [2024-10-13 10:00:28,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28 WrapperNode [2024-10-13 10:00:28,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 10:00:28,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 10:00:28,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 10:00:28,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 10:00:28,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,554 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 533 [2024-10-13 10:00:28,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 10:00:28,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 10:00:28,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 10:00:28,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 10:00:28,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 10:00:28,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 10:00:28,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 10:00:28,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 10:00:28,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (1/1) ... [2024-10-13 10:00:28,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 10:00:28,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 10:00:28,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 10:00:28,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 10:00:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 10:00:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-13 10:00:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-13 10:00:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-13 10:00:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-13 10:00:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-13 10:00:28,674 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-13 10:00:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-13 10:00:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-13 10:00:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-13 10:00:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-13 10:00:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 10:00:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 10:00:28,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 10:00:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-13 10:00:28,678 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-13 10:00:28,812 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 10:00:28,814 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 10:00:29,381 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-13 10:00:29,382 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 10:00:29,702 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 10:00:29,703 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-13 10:00:29,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:00:29 BoogieIcfgContainer [2024-10-13 10:00:29,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 10:00:29,704 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 10:00:29,704 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 10:00:29,710 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 10:00:29,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:00:28" (1/3) ... [2024-10-13 10:00:29,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5484daf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:00:29, skipping insertion in model container [2024-10-13 10:00:29,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:00:28" (2/3) ... [2024-10-13 10:00:29,711 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5484daf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:00:29, skipping insertion in model container [2024-10-13 10:00:29,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:00:29" (3/3) ... [2024-10-13 10:00:29,712 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-3-nl.wvr.c [2024-10-13 10:00:29,725 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 10:00:29,725 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2024-10-13 10:00:29,725 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-13 10:00:29,830 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-13 10:00:29,869 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 439 places, 449 transitions, 919 flow [2024-10-13 10:00:29,990 INFO L124 PetriNetUnfolderBase]: 20/446 cut-off events. [2024-10-13 10:00:29,990 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-10-13 10:00:29,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 459 conditions, 446 events. 20/446 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 840 event pairs, 0 based on Foata normal form. 0/340 useless extension candidates. Maximal degree in co-relation 353. Up to 3 conditions per place. [2024-10-13 10:00:29,999 INFO L82 GeneralOperation]: Start removeDead. Operand has 439 places, 449 transitions, 919 flow [2024-10-13 10:00:30,011 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 417 places, 425 transitions, 868 flow [2024-10-13 10:00:30,021 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 10:00:30,029 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;@6402b439, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 10:00:30,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 152 error locations. [2024-10-13 10:00:30,033 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-10-13 10:00:30,035 INFO L124 PetriNetUnfolderBase]: 0/30 cut-off events. [2024-10-13 10:00:30,035 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-10-13 10:00:30,035 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:30,036 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] [2024-10-13 10:00:30,036 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:30,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:30,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1923691324, now seen corresponding path program 1 times [2024-10-13 10:00:30,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:30,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139967105] [2024-10-13 10:00:30,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:30,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:30,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:30,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139967105] [2024-10-13 10:00:30,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139967105] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:30,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:30,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:30,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789500867] [2024-10-13 10:00:30,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:30,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:30,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:30,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:30,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:30,282 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 369 out of 449 [2024-10-13 10:00:30,287 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 417 places, 425 transitions, 868 flow. Second operand has 3 states, 3 states have (on average 370.3333333333333) internal successors, (1111), 3 states have internal predecessors, (1111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:30,288 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:30,288 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 369 of 449 [2024-10-13 10:00:30,289 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:30,553 INFO L124 PetriNetUnfolderBase]: 165/1467 cut-off events. [2024-10-13 10:00:30,553 INFO L125 PetriNetUnfolderBase]: For 68/68 co-relation queries the response was YES. [2024-10-13 10:00:30,562 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1792 conditions, 1467 events. 165/1467 cut-off events. For 68/68 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 9725 event pairs, 128 based on Foata normal form. 80/1293 useless extension candidates. Maximal degree in co-relation 1421. Up to 251 conditions per place. [2024-10-13 10:00:30,569 INFO L140 encePairwiseOnDemand]: 390/449 looper letters, 18 selfloop transitions, 2 changer transitions 5/368 dead transitions. [2024-10-13 10:00:30,570 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 374 places, 368 transitions, 794 flow [2024-10-13 10:00:30,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:30,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1184 transitions. [2024-10-13 10:00:30,586 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8789903489235338 [2024-10-13 10:00:30,587 INFO L175 Difference]: Start difference. First operand has 417 places, 425 transitions, 868 flow. Second operand 3 states and 1184 transitions. [2024-10-13 10:00:30,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 374 places, 368 transitions, 794 flow [2024-10-13 10:00:30,593 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 368 places, 368 transitions, 782 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-10-13 10:00:30,599 INFO L231 Difference]: Finished difference. Result has 368 places, 363 transitions, 736 flow [2024-10-13 10:00:30,601 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=742, PETRI_DIFFERENCE_MINUEND_PLACES=366, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=368, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=736, PETRI_PLACES=368, PETRI_TRANSITIONS=363} [2024-10-13 10:00:30,605 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -49 predicate places. [2024-10-13 10:00:30,605 INFO L471 AbstractCegarLoop]: Abstraction has has 368 places, 363 transitions, 736 flow [2024-10-13 10:00:30,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 370.3333333333333) internal successors, (1111), 3 states have internal predecessors, (1111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:30,607 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:30,607 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] [2024-10-13 10:00:30,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 10:00:30,608 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:30,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:30,608 INFO L85 PathProgramCache]: Analyzing trace with hash 987668710, now seen corresponding path program 1 times [2024-10-13 10:00:30,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:30,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485643681] [2024-10-13 10:00:30,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:30,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:30,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:30,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485643681] [2024-10-13 10:00:30,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485643681] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:30,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:30,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:30,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517907788] [2024-10-13 10:00:30,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:30,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:30,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:30,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:30,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:30,711 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-10-13 10:00:30,713 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 368 places, 363 transitions, 736 flow. Second operand has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:30,713 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:30,713 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-10-13 10:00:30,714 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:30,910 INFO L124 PetriNetUnfolderBase]: 86/1145 cut-off events. [2024-10-13 10:00:30,911 INFO L125 PetriNetUnfolderBase]: For 9/11 co-relation queries the response was YES. [2024-10-13 10:00:30,915 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1299 conditions, 1145 events. 86/1145 cut-off events. For 9/11 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 6193 event pairs, 51 based on Foata normal form. 0/929 useless extension candidates. Maximal degree in co-relation 1260. Up to 131 conditions per place. [2024-10-13 10:00:30,920 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 17 selfloop transitions, 2 changer transitions 0/362 dead transitions. [2024-10-13 10:00:30,920 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 364 places, 362 transitions, 772 flow [2024-10-13 10:00:30,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:30,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-10-13 10:00:30,928 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8389012620638456 [2024-10-13 10:00:30,928 INFO L175 Difference]: Start difference. First operand has 368 places, 363 transitions, 736 flow. Second operand 3 states and 1130 transitions. [2024-10-13 10:00:30,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 364 places, 362 transitions, 772 flow [2024-10-13 10:00:30,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 362 transitions, 768 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:30,935 INFO L231 Difference]: Finished difference. Result has 362 places, 362 transitions, 734 flow [2024-10-13 10:00:30,937 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=730, PETRI_DIFFERENCE_MINUEND_PLACES=360, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=362, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=734, PETRI_PLACES=362, PETRI_TRANSITIONS=362} [2024-10-13 10:00:30,938 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -55 predicate places. [2024-10-13 10:00:30,938 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 362 transitions, 734 flow [2024-10-13 10:00:30,938 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.3333333333333) internal successors, (1114), 3 states have internal predecessors, (1114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:30,939 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:30,939 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] [2024-10-13 10:00:30,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 10:00:30,940 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:30,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:30,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1309891628, now seen corresponding path program 1 times [2024-10-13 10:00:30,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:30,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325509276] [2024-10-13 10:00:30,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:30,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:30,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:30,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:30,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325509276] [2024-10-13 10:00:30,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325509276] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:30,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:30,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:30,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924814350] [2024-10-13 10:00:30,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:30,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:30,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:30,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:30,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:30,994 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:30,996 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 362 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:30,997 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:30,997 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:30,997 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:31,108 INFO L124 PetriNetUnfolderBase]: 59/875 cut-off events. [2024-10-13 10:00:31,108 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-10-13 10:00:31,111 INFO L83 FinitePrefix]: Finished finitePrefix Result has 984 conditions, 875 events. 59/875 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4229 event pairs, 38 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 937. Up to 90 conditions per place. [2024-10-13 10:00:31,115 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/361 dead transitions. [2024-10-13 10:00:31,115 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 363 places, 361 transitions, 766 flow [2024-10-13 10:00:31,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:31,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-10-13 10:00:31,118 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-10-13 10:00:31,118 INFO L175 Difference]: Start difference. First operand has 362 places, 362 transitions, 734 flow. Second operand 3 states and 1134 transitions. [2024-10-13 10:00:31,118 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 363 places, 361 transitions, 766 flow [2024-10-13 10:00:31,119 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 361 places, 361 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:31,122 INFO L231 Difference]: Finished difference. Result has 361 places, 361 transitions, 732 flow [2024-10-13 10:00:31,123 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=359, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=361, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=359, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=361, PETRI_TRANSITIONS=361} [2024-10-13 10:00:31,123 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -56 predicate places. [2024-10-13 10:00:31,123 INFO L471 AbstractCegarLoop]: Abstraction has has 361 places, 361 transitions, 732 flow [2024-10-13 10:00:31,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,124 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:31,124 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] [2024-10-13 10:00:31,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 10:00:31,125 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:31,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:31,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1973999239, now seen corresponding path program 1 times [2024-10-13 10:00:31,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:31,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018930501] [2024-10-13 10:00:31,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:31,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:31,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:31,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018930501] [2024-10-13 10:00:31,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018930501] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:31,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:31,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:31,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809077139] [2024-10-13 10:00:31,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:31,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:31,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:31,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:31,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:31,199 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:31,200 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 361 places, 361 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,201 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:31,201 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:31,201 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:31,300 INFO L124 PetriNetUnfolderBase]: 59/874 cut-off events. [2024-10-13 10:00:31,301 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-10-13 10:00:31,304 INFO L83 FinitePrefix]: Finished finitePrefix Result has 983 conditions, 874 events. 59/874 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4197 event pairs, 38 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 928. Up to 90 conditions per place. [2024-10-13 10:00:31,307 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/360 dead transitions. [2024-10-13 10:00:31,307 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 360 transitions, 764 flow [2024-10-13 10:00:31,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-10-13 10:00:31,310 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-10-13 10:00:31,310 INFO L175 Difference]: Start difference. First operand has 361 places, 361 transitions, 732 flow. Second operand 3 states and 1134 transitions. [2024-10-13 10:00:31,310 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 362 places, 360 transitions, 764 flow [2024-10-13 10:00:31,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 360 places, 360 transitions, 760 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:31,314 INFO L231 Difference]: Finished difference. Result has 360 places, 360 transitions, 730 flow [2024-10-13 10:00:31,314 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=726, PETRI_DIFFERENCE_MINUEND_PLACES=358, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=358, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=360, PETRI_TRANSITIONS=360} [2024-10-13 10:00:31,315 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -57 predicate places. [2024-10-13 10:00:31,315 INFO L471 AbstractCegarLoop]: Abstraction has has 360 places, 360 transitions, 730 flow [2024-10-13 10:00:31,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,316 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:31,316 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] [2024-10-13 10:00:31,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 10:00:31,316 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:31,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:31,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1151880117, now seen corresponding path program 1 times [2024-10-13 10:00:31,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:31,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48322746] [2024-10-13 10:00:31,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:31,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:31,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:31,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:31,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48322746] [2024-10-13 10:00:31,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48322746] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:31,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:31,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:31,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748460569] [2024-10-13 10:00:31,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:31,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:31,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:31,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:31,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:31,384 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:31,385 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 360 places, 360 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,385 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:31,385 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:31,385 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:31,473 INFO L124 PetriNetUnfolderBase]: 59/873 cut-off events. [2024-10-13 10:00:31,473 INFO L125 PetriNetUnfolderBase]: For 8/9 co-relation queries the response was YES. [2024-10-13 10:00:31,477 INFO L83 FinitePrefix]: Finished finitePrefix Result has 982 conditions, 873 events. 59/873 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 4224 event pairs, 38 based on Foata normal form. 0/732 useless extension candidates. Maximal degree in co-relation 919. Up to 90 conditions per place. [2024-10-13 10:00:31,480 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/359 dead transitions. [2024-10-13 10:00:31,480 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 361 places, 359 transitions, 762 flow [2024-10-13 10:00:31,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:31,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-10-13 10:00:31,482 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-10-13 10:00:31,483 INFO L175 Difference]: Start difference. First operand has 360 places, 360 transitions, 730 flow. Second operand 3 states and 1134 transitions. [2024-10-13 10:00:31,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 361 places, 359 transitions, 762 flow [2024-10-13 10:00:31,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 359 transitions, 758 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:31,487 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 728 flow [2024-10-13 10:00:31,487 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=359, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=357, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=728, PETRI_PLACES=359, PETRI_TRANSITIONS=359} [2024-10-13 10:00:31,488 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-10-13 10:00:31,488 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 728 flow [2024-10-13 10:00:31,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,489 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:31,489 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] [2024-10-13 10:00:31,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 10:00:31,489 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:31,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:31,490 INFO L85 PathProgramCache]: Analyzing trace with hash 659892180, now seen corresponding path program 1 times [2024-10-13 10:00:31,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:31,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593887681] [2024-10-13 10:00:31,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:31,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:31,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:31,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:31,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593887681] [2024-10-13 10:00:31,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593887681] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:31,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:31,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:31,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772714503] [2024-10-13 10:00:31,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:31,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:31,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:31,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:31,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:31,529 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-10-13 10:00:31,530 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 359 transitions, 728 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,530 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:31,530 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-10-13 10:00:31,530 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:31,632 INFO L124 PetriNetUnfolderBase]: 56/796 cut-off events. [2024-10-13 10:00:31,632 INFO L125 PetriNetUnfolderBase]: For 9/9 co-relation queries the response was YES. [2024-10-13 10:00:31,634 INFO L83 FinitePrefix]: Finished finitePrefix Result has 905 conditions, 796 events. 56/796 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 3427 event pairs, 7 based on Foata normal form. 0/676 useless extension candidates. Maximal degree in co-relation 834. Up to 69 conditions per place. [2024-10-13 10:00:31,636 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 18 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-10-13 10:00:31,636 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 364 transitions, 780 flow [2024-10-13 10:00:31,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:31,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1149 transitions. [2024-10-13 10:00:31,638 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8530066815144766 [2024-10-13 10:00:31,638 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 728 flow. Second operand 3 states and 1149 transitions. [2024-10-13 10:00:31,638 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 364 transitions, 780 flow [2024-10-13 10:00:31,639 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 364 transitions, 776 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:31,642 INFO L231 Difference]: Finished difference. Result has 359 places, 359 transitions, 732 flow [2024-10-13 10:00:31,643 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=722, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=359, PETRI_TRANSITIONS=359} [2024-10-13 10:00:31,643 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-10-13 10:00:31,644 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 359 transitions, 732 flow [2024-10-13 10:00:31,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,644 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:31,644 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 10:00:31,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 10:00:31,645 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:31,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:31,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1466747859, now seen corresponding path program 1 times [2024-10-13 10:00:31,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:31,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64868333] [2024-10-13 10:00:31,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:31,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:31,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:31,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64868333] [2024-10-13 10:00:31,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64868333] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:31,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:31,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:31,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439465803] [2024-10-13 10:00:31,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:31,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:31,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:31,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:31,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:31,697 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:31,698 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 359 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,698 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:31,698 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:31,698 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:31,797 INFO L124 PetriNetUnfolderBase]: 59/877 cut-off events. [2024-10-13 10:00:31,797 INFO L125 PetriNetUnfolderBase]: For 31/32 co-relation queries the response was YES. [2024-10-13 10:00:31,801 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1021 conditions, 877 events. 59/877 cut-off events. For 31/32 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4309 event pairs, 38 based on Foata normal form. 0/738 useless extension candidates. Maximal degree in co-relation 385. Up to 92 conditions per place. [2024-10-13 10:00:31,804 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 15 selfloop transitions, 2 changer transitions 0/358 dead transitions. [2024-10-13 10:00:31,804 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 358 transitions, 764 flow [2024-10-13 10:00:31,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:31,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:31,806 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:31,806 INFO L175 Difference]: Start difference. First operand has 359 places, 359 transitions, 732 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:31,806 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 358 transitions, 764 flow [2024-10-13 10:00:31,808 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 359 places, 358 transitions, 762 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 10:00:31,811 INFO L231 Difference]: Finished difference. Result has 359 places, 358 transitions, 732 flow [2024-10-13 10:00:31,811 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=357, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=356, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=732, PETRI_PLACES=359, PETRI_TRANSITIONS=358} [2024-10-13 10:00:31,812 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -58 predicate places. [2024-10-13 10:00:31,812 INFO L471 AbstractCegarLoop]: Abstraction has has 359 places, 358 transitions, 732 flow [2024-10-13 10:00:31,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,813 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:31,813 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] [2024-10-13 10:00:31,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 10:00:31,813 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:31,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:31,814 INFO L85 PathProgramCache]: Analyzing trace with hash 190119616, now seen corresponding path program 1 times [2024-10-13 10:00:31,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:31,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873126564] [2024-10-13 10:00:31,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:31,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:31,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:31,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873126564] [2024-10-13 10:00:31,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873126564] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:31,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:31,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:31,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481371799] [2024-10-13 10:00:31,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:31,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:31,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:31,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:31,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:31,862 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:31,864 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 359 places, 358 transitions, 732 flow. Second operand has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:31,864 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:31,864 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:31,864 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:31,983 INFO L124 PetriNetUnfolderBase]: 59/876 cut-off events. [2024-10-13 10:00:31,983 INFO L125 PetriNetUnfolderBase]: For 30/31 co-relation queries the response was YES. [2024-10-13 10:00:31,988 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1012 conditions, 876 events. 59/876 cut-off events. For 30/31 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4306 event pairs, 38 based on Foata normal form. 0/738 useless extension candidates. Maximal degree in co-relation 932. Up to 93 conditions per place. [2024-10-13 10:00:31,992 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/357 dead transitions. [2024-10-13 10:00:31,992 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 357 transitions, 766 flow [2024-10-13 10:00:31,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1134 transitions. [2024-10-13 10:00:31,995 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8418708240534521 [2024-10-13 10:00:31,995 INFO L175 Difference]: Start difference. First operand has 359 places, 358 transitions, 732 flow. Second operand 3 states and 1134 transitions. [2024-10-13 10:00:31,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 357 transitions, 766 flow [2024-10-13 10:00:31,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 357 transitions, 762 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:32,000 INFO L231 Difference]: Finished difference. Result has 358 places, 357 transitions, 730 flow [2024-10-13 10:00:32,001 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=726, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=357, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=355, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=358, PETRI_TRANSITIONS=357} [2024-10-13 10:00:32,001 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-10-13 10:00:32,001 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 357 transitions, 730 flow [2024-10-13 10:00:32,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 373.3333333333333) internal successors, (1120), 3 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,003 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:32,003 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 10:00:32,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 10:00:32,003 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:32,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:32,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1235829180, now seen corresponding path program 1 times [2024-10-13 10:00:32,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:32,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998150163] [2024-10-13 10:00:32,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:32,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:32,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:32,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:32,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998150163] [2024-10-13 10:00:32,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998150163] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:32,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:32,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:32,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209426811] [2024-10-13 10:00:32,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:32,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:32,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:32,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:32,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:32,051 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-10-13 10:00:32,052 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 357 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,053 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:32,053 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-10-13 10:00:32,053 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:32,158 INFO L124 PetriNetUnfolderBase]: 66/972 cut-off events. [2024-10-13 10:00:32,158 INFO L125 PetriNetUnfolderBase]: For 31/31 co-relation queries the response was YES. [2024-10-13 10:00:32,162 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1118 conditions, 972 events. 66/972 cut-off events. For 31/31 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4890 event pairs, 20 based on Foata normal form. 0/818 useless extension candidates. Maximal degree in co-relation 1030. Up to 54 conditions per place. [2024-10-13 10:00:32,165 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/364 dead transitions. [2024-10-13 10:00:32,166 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 364 transitions, 796 flow [2024-10-13 10:00:32,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:32,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:32,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1150 transitions. [2024-10-13 10:00:32,168 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8537490720118782 [2024-10-13 10:00:32,168 INFO L175 Difference]: Start difference. First operand has 358 places, 357 transitions, 730 flow. Second operand 3 states and 1150 transitions. [2024-10-13 10:00:32,169 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 364 transitions, 796 flow [2024-10-13 10:00:32,170 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 364 transitions, 792 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:32,173 INFO L231 Difference]: Finished difference. Result has 358 places, 357 transitions, 734 flow [2024-10-13 10:00:32,174 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=734, PETRI_PLACES=358, PETRI_TRANSITIONS=357} [2024-10-13 10:00:32,175 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-10-13 10:00:32,175 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 357 transitions, 734 flow [2024-10-13 10:00:32,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,176 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:32,176 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] [2024-10-13 10:00:32,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-13 10:00:32,177 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:32,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:32,177 INFO L85 PathProgramCache]: Analyzing trace with hash -297019749, now seen corresponding path program 1 times [2024-10-13 10:00:32,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:32,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021209004] [2024-10-13 10:00:32,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:32,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:32,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:32,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:32,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021209004] [2024-10-13 10:00:32,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021209004] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:32,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:32,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:32,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617223108] [2024-10-13 10:00:32,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:32,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:32,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:32,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:32,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:32,230 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:32,231 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 357 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,231 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:32,231 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:32,232 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:32,331 INFO L124 PetriNetUnfolderBase]: 66/893 cut-off events. [2024-10-13 10:00:32,331 INFO L125 PetriNetUnfolderBase]: For 57/58 co-relation queries the response was YES. [2024-10-13 10:00:32,334 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1080 conditions, 893 events. 66/893 cut-off events. For 57/58 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4386 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 589. Up to 105 conditions per place. [2024-10-13 10:00:32,337 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/356 dead transitions. [2024-10-13 10:00:32,337 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 356 transitions, 768 flow [2024-10-13 10:00:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:32,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:32,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:32,339 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:32,339 INFO L175 Difference]: Start difference. First operand has 358 places, 357 transitions, 734 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:32,340 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 356 transitions, 768 flow [2024-10-13 10:00:32,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 356 transitions, 766 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 10:00:32,344 INFO L231 Difference]: Finished difference. Result has 358 places, 356 transitions, 734 flow [2024-10-13 10:00:32,344 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=730, PETRI_DIFFERENCE_MINUEND_PLACES=356, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=356, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=734, PETRI_PLACES=358, PETRI_TRANSITIONS=356} [2024-10-13 10:00:32,345 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-10-13 10:00:32,345 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 356 transitions, 734 flow [2024-10-13 10:00:32,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,346 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:32,346 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] [2024-10-13 10:00:32,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-13 10:00:32,346 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:32,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:32,347 INFO L85 PathProgramCache]: Analyzing trace with hash -881236344, now seen corresponding path program 1 times [2024-10-13 10:00:32,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:32,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208744447] [2024-10-13 10:00:32,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:32,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:32,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:32,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208744447] [2024-10-13 10:00:32,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208744447] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:32,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:32,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:32,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199136423] [2024-10-13 10:00:32,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:32,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:32,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:32,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:32,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:32,379 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-10-13 10:00:32,380 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 356 transitions, 734 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,380 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:32,380 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-10-13 10:00:32,380 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:32,472 INFO L124 PetriNetUnfolderBase]: 66/892 cut-off events. [2024-10-13 10:00:32,472 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-10-13 10:00:32,476 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 892 events. 66/892 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4389 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 969. Up to 103 conditions per place. [2024-10-13 10:00:32,479 INFO L140 encePairwiseOnDemand]: 447/449 looper letters, 15 selfloop transitions, 1 changer transitions 0/355 dead transitions. [2024-10-13 10:00:32,479 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 355 transitions, 764 flow [2024-10-13 10:00:32,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:32,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:32,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2024-10-13 10:00:32,482 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8485523385300668 [2024-10-13 10:00:32,482 INFO L175 Difference]: Start difference. First operand has 358 places, 356 transitions, 734 flow. Second operand 3 states and 1143 transitions. [2024-10-13 10:00:32,482 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 355 transitions, 764 flow [2024-10-13 10:00:32,484 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 355 transitions, 760 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:32,486 INFO L231 Difference]: Finished difference. Result has 357 places, 355 transitions, 730 flow [2024-10-13 10:00:32,487 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=728, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=730, PETRI_PLACES=357, PETRI_TRANSITIONS=355} [2024-10-13 10:00:32,487 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -60 predicate places. [2024-10-13 10:00:32,488 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 355 transitions, 730 flow [2024-10-13 10:00:32,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,488 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:32,489 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] [2024-10-13 10:00:32,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 10:00:32,489 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:32,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:32,489 INFO L85 PathProgramCache]: Analyzing trace with hash 597541853, now seen corresponding path program 1 times [2024-10-13 10:00:32,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:32,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755912620] [2024-10-13 10:00:32,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:32,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:32,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:32,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:32,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755912620] [2024-10-13 10:00:32,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755912620] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:32,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:32,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:32,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445886675] [2024-10-13 10:00:32,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:32,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:32,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:32,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:32,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:32,530 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:32,531 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 355 transitions, 730 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,531 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:32,531 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:32,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:32,640 INFO L124 PetriNetUnfolderBase]: 66/891 cut-off events. [2024-10-13 10:00:32,640 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-10-13 10:00:32,645 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1066 conditions, 891 events. 66/891 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4408 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 969. Up to 105 conditions per place. [2024-10-13 10:00:32,648 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/354 dead transitions. [2024-10-13 10:00:32,648 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 358 places, 354 transitions, 764 flow [2024-10-13 10:00:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:32,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:32,651 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:32,651 INFO L175 Difference]: Start difference. First operand has 357 places, 355 transitions, 730 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:32,651 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 358 places, 354 transitions, 764 flow [2024-10-13 10:00:32,653 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 357 places, 354 transitions, 763 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 10:00:32,656 INFO L231 Difference]: Finished difference. Result has 357 places, 354 transitions, 731 flow [2024-10-13 10:00:32,656 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=727, PETRI_DIFFERENCE_MINUEND_PLACES=355, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=354, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=352, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=731, PETRI_PLACES=357, PETRI_TRANSITIONS=354} [2024-10-13 10:00:32,658 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -60 predicate places. [2024-10-13 10:00:32,658 INFO L471 AbstractCegarLoop]: Abstraction has has 357 places, 354 transitions, 731 flow [2024-10-13 10:00:32,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:32,659 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:32,659 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] [2024-10-13 10:00:32,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-13 10:00:32,659 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:32,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:32,660 INFO L85 PathProgramCache]: Analyzing trace with hash -639874363, now seen corresponding path program 1 times [2024-10-13 10:00:32,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:32,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200108306] [2024-10-13 10:00:32,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:32,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:33,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:33,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:33,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200108306] [2024-10-13 10:00:33,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200108306] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:33,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:33,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 10:00:33,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928199348] [2024-10-13 10:00:33,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:33,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 10:00:33,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:33,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 10:00:33,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-10-13 10:00:33,159 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 352 out of 449 [2024-10-13 10:00:33,161 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 357 places, 354 transitions, 731 flow. Second operand has 6 states, 6 states have (on average 353.5) internal successors, (2121), 6 states have internal predecessors, (2121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,162 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:33,162 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 352 of 449 [2024-10-13 10:00:33,162 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:33,290 INFO L124 PetriNetUnfolderBase]: 66/889 cut-off events. [2024-10-13 10:00:33,290 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-10-13 10:00:33,294 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1087 conditions, 889 events. 66/889 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4400 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 991. Up to 118 conditions per place. [2024-10-13 10:00:33,297 INFO L140 encePairwiseOnDemand]: 437/449 looper letters, 29 selfloop transitions, 10 changer transitions 0/352 dead transitions. [2024-10-13 10:00:33,298 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 360 places, 352 transitions, 805 flow [2024-10-13 10:00:33,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 10:00:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-10-13 10:00:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2151 transitions. [2024-10-13 10:00:33,301 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.7984409799554566 [2024-10-13 10:00:33,301 INFO L175 Difference]: Start difference. First operand has 357 places, 354 transitions, 731 flow. Second operand 6 states and 2151 transitions. [2024-10-13 10:00:33,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 360 places, 352 transitions, 805 flow [2024-10-13 10:00:33,304 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 358 places, 352 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:33,306 INFO L231 Difference]: Finished difference. Result has 358 places, 352 transitions, 743 flow [2024-10-13 10:00:33,307 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=723, PETRI_DIFFERENCE_MINUEND_PLACES=353, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=352, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=342, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=743, PETRI_PLACES=358, PETRI_TRANSITIONS=352} [2024-10-13 10:00:33,308 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -59 predicate places. [2024-10-13 10:00:33,308 INFO L471 AbstractCegarLoop]: Abstraction has has 358 places, 352 transitions, 743 flow [2024-10-13 10:00:33,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 353.5) internal successors, (2121), 6 states have internal predecessors, (2121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,309 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:33,310 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] [2024-10-13 10:00:33,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-13 10:00:33,310 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:33,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:33,310 INFO L85 PathProgramCache]: Analyzing trace with hash -666750534, now seen corresponding path program 1 times [2024-10-13 10:00:33,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:33,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433021992] [2024-10-13 10:00:33,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:33,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:33,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:33,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433021992] [2024-10-13 10:00:33,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433021992] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:33,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:33,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:33,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863742227] [2024-10-13 10:00:33,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:33,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:33,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:33,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:33,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:33,360 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 376 out of 449 [2024-10-13 10:00:33,362 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 358 places, 352 transitions, 743 flow. Second operand has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,362 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:33,362 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 376 of 449 [2024-10-13 10:00:33,362 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:33,483 INFO L124 PetriNetUnfolderBase]: 66/888 cut-off events. [2024-10-13 10:00:33,483 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-10-13 10:00:33,487 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1071 conditions, 888 events. 66/888 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4406 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 1036. Up to 103 conditions per place. [2024-10-13 10:00:33,490 INFO L140 encePairwiseOnDemand]: 447/449 looper letters, 15 selfloop transitions, 1 changer transitions 0/351 dead transitions. [2024-10-13 10:00:33,490 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 351 transitions, 773 flow [2024-10-13 10:00:33,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1143 transitions. [2024-10-13 10:00:33,493 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8485523385300668 [2024-10-13 10:00:33,493 INFO L175 Difference]: Start difference. First operand has 358 places, 352 transitions, 743 flow. Second operand 3 states and 1143 transitions. [2024-10-13 10:00:33,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 351 transitions, 773 flow [2024-10-13 10:00:33,496 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 351 transitions, 753 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-10-13 10:00:33,499 INFO L231 Difference]: Finished difference. Result has 354 places, 351 transitions, 723 flow [2024-10-13 10:00:33,500 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=721, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=350, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=723, PETRI_PLACES=354, PETRI_TRANSITIONS=351} [2024-10-13 10:00:33,502 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -63 predicate places. [2024-10-13 10:00:33,502 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 351 transitions, 723 flow [2024-10-13 10:00:33,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.0) internal successors, (1131), 3 states have internal predecessors, (1131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,503 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:33,503 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] [2024-10-13 10:00:33,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 10:00:33,504 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:33,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:33,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1277348424, now seen corresponding path program 1 times [2024-10-13 10:00:33,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:33,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367630778] [2024-10-13 10:00:33,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:33,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:33,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:33,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367630778] [2024-10-13 10:00:33,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367630778] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:33,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:33,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:33,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921482673] [2024-10-13 10:00:33,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:33,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:33,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:33,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:33,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:33,550 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:33,552 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 351 transitions, 723 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,552 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:33,552 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:33,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:33,642 INFO L124 PetriNetUnfolderBase]: 66/887 cut-off events. [2024-10-13 10:00:33,642 INFO L125 PetriNetUnfolderBase]: For 56/57 co-relation queries the response was YES. [2024-10-13 10:00:33,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1063 conditions, 887 events. 66/887 cut-off events. For 56/57 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 4420 event pairs, 38 based on Foata normal form. 0/751 useless extension candidates. Maximal degree in co-relation 966. Up to 105 conditions per place. [2024-10-13 10:00:33,649 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 16 selfloop transitions, 2 changer transitions 0/350 dead transitions. [2024-10-13 10:00:33,651 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 350 transitions, 757 flow [2024-10-13 10:00:33,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:33,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:33,653 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:33,653 INFO L175 Difference]: Start difference. First operand has 354 places, 351 transitions, 723 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:33,653 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 355 places, 350 transitions, 757 flow [2024-10-13 10:00:33,655 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 354 places, 350 transitions, 756 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 10:00:33,659 INFO L231 Difference]: Finished difference. Result has 354 places, 350 transitions, 724 flow [2024-10-13 10:00:33,659 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=720, PETRI_DIFFERENCE_MINUEND_PLACES=352, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=350, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=724, PETRI_PLACES=354, PETRI_TRANSITIONS=350} [2024-10-13 10:00:33,660 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -63 predicate places. [2024-10-13 10:00:33,661 INFO L471 AbstractCegarLoop]: Abstraction has has 354 places, 350 transitions, 724 flow [2024-10-13 10:00:33,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,661 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:33,662 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] [2024-10-13 10:00:33,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-13 10:00:33,662 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:33,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:33,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1959199573, now seen corresponding path program 1 times [2024-10-13 10:00:33,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:33,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533764168] [2024-10-13 10:00:33,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:33,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:33,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533764168] [2024-10-13 10:00:33,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533764168] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:33,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:33,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:33,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620307200] [2024-10-13 10:00:33,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:33,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:33,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:33,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:33,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:33,736 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-10-13 10:00:33,738 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 354 places, 350 transitions, 724 flow. Second operand has 3 states, 3 states have (on average 371.0) internal successors, (1113), 3 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,738 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:33,738 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-10-13 10:00:33,738 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:33,864 INFO L124 PetriNetUnfolderBase]: 113/1283 cut-off events. [2024-10-13 10:00:33,864 INFO L125 PetriNetUnfolderBase]: For 81/83 co-relation queries the response was YES. [2024-10-13 10:00:33,870 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1559 conditions, 1283 events. 113/1283 cut-off events. For 81/83 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 7608 event pairs, 64 based on Foata normal form. 1/1050 useless extension candidates. Maximal degree in co-relation 1462. Up to 171 conditions per place. [2024-10-13 10:00:33,877 INFO L140 encePairwiseOnDemand]: 445/449 looper letters, 17 selfloop transitions, 1 changer transitions 2/347 dead transitions. [2024-10-13 10:00:33,877 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 353 places, 347 transitions, 756 flow [2024-10-13 10:00:33,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:33,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1130 transitions. [2024-10-13 10:00:33,880 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8389012620638456 [2024-10-13 10:00:33,880 INFO L175 Difference]: Start difference. First operand has 354 places, 350 transitions, 724 flow. Second operand 3 states and 1130 transitions. [2024-10-13 10:00:33,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 353 places, 347 transitions, 756 flow [2024-10-13 10:00:33,882 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 351 places, 347 transitions, 752 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:33,884 INFO L231 Difference]: Finished difference. Result has 351 places, 345 transitions, 712 flow [2024-10-13 10:00:33,885 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=714, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=347, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=346, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=712, PETRI_PLACES=351, PETRI_TRANSITIONS=345} [2024-10-13 10:00:33,885 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -66 predicate places. [2024-10-13 10:00:33,886 INFO L471 AbstractCegarLoop]: Abstraction has has 351 places, 345 transitions, 712 flow [2024-10-13 10:00:33,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 371.0) internal successors, (1113), 3 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,887 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:33,887 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] [2024-10-13 10:00:33,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-13 10:00:33,887 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting thread1Err9ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:33,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:33,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1153718697, now seen corresponding path program 1 times [2024-10-13 10:00:33,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:33,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726960555] [2024-10-13 10:00:33,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:33,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:33,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:33,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:33,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726960555] [2024-10-13 10:00:33,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726960555] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:33,938 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:33,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:33,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809036470] [2024-10-13 10:00:33,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:33,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:33,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:33,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:33,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:33,955 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 366 out of 449 [2024-10-13 10:00:33,957 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 351 places, 345 transitions, 712 flow. Second operand has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:33,957 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:33,957 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 366 of 449 [2024-10-13 10:00:33,957 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:34,123 INFO L124 PetriNetUnfolderBase]: 198/1448 cut-off events. [2024-10-13 10:00:34,124 INFO L125 PetriNetUnfolderBase]: For 128/129 co-relation queries the response was YES. [2024-10-13 10:00:34,128 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1912 conditions, 1448 events. 198/1448 cut-off events. For 128/129 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 9452 event pairs, 64 based on Foata normal form. 0/1191 useless extension candidates. Maximal degree in co-relation 1816. Up to 178 conditions per place. [2024-10-13 10:00:34,132 INFO L140 encePairwiseOnDemand]: 440/449 looper letters, 25 selfloop transitions, 5 changer transitions 0/348 dead transitions. [2024-10-13 10:00:34,133 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 347 places, 348 transitions, 788 flow [2024-10-13 10:00:34,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:34,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:34,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1128 transitions. [2024-10-13 10:00:34,135 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8374164810690423 [2024-10-13 10:00:34,135 INFO L175 Difference]: Start difference. First operand has 351 places, 345 transitions, 712 flow. Second operand 3 states and 1128 transitions. [2024-10-13 10:00:34,135 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 347 places, 348 transitions, 788 flow [2024-10-13 10:00:34,137 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 346 places, 348 transitions, 787 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-10-13 10:00:34,140 INFO L231 Difference]: Finished difference. Result has 346 places, 341 transitions, 713 flow [2024-10-13 10:00:34,140 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=703, PETRI_DIFFERENCE_MINUEND_PLACES=344, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=341, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=713, PETRI_PLACES=346, PETRI_TRANSITIONS=341} [2024-10-13 10:00:34,141 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -71 predicate places. [2024-10-13 10:00:34,141 INFO L471 AbstractCegarLoop]: Abstraction has has 346 places, 341 transitions, 713 flow [2024-10-13 10:00:34,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 367.3333333333333) internal successors, (1102), 3 states have internal predecessors, (1102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:34,141 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:34,142 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] [2024-10-13 10:00:34,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-13 10:00:34,142 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting thread1Err10ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:34,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:34,142 INFO L85 PathProgramCache]: Analyzing trace with hash 622162764, now seen corresponding path program 1 times [2024-10-13 10:00:34,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:34,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158658049] [2024-10-13 10:00:34,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:34,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:34,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:34,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158658049] [2024-10-13 10:00:34,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158658049] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:34,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:34,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:34,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631125884] [2024-10-13 10:00:34,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:34,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:34,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:34,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:34,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:34,193 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 367 out of 449 [2024-10-13 10:00:34,194 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 346 places, 341 transitions, 713 flow. Second operand has 3 states, 3 states have (on average 368.6666666666667) internal successors, (1106), 3 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:34,194 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:34,194 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 367 of 449 [2024-10-13 10:00:34,194 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:34,441 INFO L124 PetriNetUnfolderBase]: 490/2395 cut-off events. [2024-10-13 10:00:34,441 INFO L125 PetriNetUnfolderBase]: For 200/200 co-relation queries the response was YES. [2024-10-13 10:00:34,448 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3410 conditions, 2395 events. 490/2395 cut-off events. For 200/200 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 18240 event pairs, 104 based on Foata normal form. 0/2088 useless extension candidates. Maximal degree in co-relation 3313. Up to 661 conditions per place. [2024-10-13 10:00:34,454 INFO L140 encePairwiseOnDemand]: 441/449 looper letters, 29 selfloop transitions, 4 changer transitions 0/348 dead transitions. [2024-10-13 10:00:34,454 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 348 transitions, 799 flow [2024-10-13 10:00:34,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:34,456 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:34,456 INFO L175 Difference]: Start difference. First operand has 346 places, 341 transitions, 713 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:34,456 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 348 transitions, 799 flow [2024-10-13 10:00:34,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 348 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:34,461 INFO L231 Difference]: Finished difference. Result has 343 places, 341 transitions, 723 flow [2024-10-13 10:00:34,462 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=695, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=723, PETRI_PLACES=343, PETRI_TRANSITIONS=341} [2024-10-13 10:00:34,462 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -74 predicate places. [2024-10-13 10:00:34,462 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 341 transitions, 723 flow [2024-10-13 10:00:34,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 368.6666666666667) internal successors, (1106), 3 states have internal predecessors, (1106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:34,463 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:34,463 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 10:00:34,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-13 10:00:34,464 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:34,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:34,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1265898742, now seen corresponding path program 1 times [2024-10-13 10:00:34,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:34,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872240561] [2024-10-13 10:00:34,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:34,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:34,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:34,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872240561] [2024-10-13 10:00:34,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872240561] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:34,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:34,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:34,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588513453] [2024-10-13 10:00:34,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:34,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:34,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:34,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:34,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:34,511 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:34,512 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 341 transitions, 723 flow. Second operand has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:34,512 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:34,512 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:34,512 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:34,804 INFO L124 PetriNetUnfolderBase]: 454/2016 cut-off events. [2024-10-13 10:00:34,805 INFO L125 PetriNetUnfolderBase]: For 214/215 co-relation queries the response was YES. [2024-10-13 10:00:34,814 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2988 conditions, 2016 events. 454/2016 cut-off events. For 214/215 co-relation queries the response was YES. Maximal size of possible extension queue 84. Compared 14786 event pairs, 172 based on Foata normal form. 0/1698 useless extension candidates. Maximal degree in co-relation 2892. Up to 504 conditions per place. [2024-10-13 10:00:34,820 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 23 selfloop transitions, 2 changer transitions 0/346 dead transitions. [2024-10-13 10:00:34,821 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 346 transitions, 789 flow [2024-10-13 10:00:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-10-13 10:00:34,823 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-10-13 10:00:34,823 INFO L175 Difference]: Start difference. First operand has 343 places, 341 transitions, 723 flow. Second operand 3 states and 1142 transitions. [2024-10-13 10:00:34,823 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 346 transitions, 789 flow [2024-10-13 10:00:34,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 344 places, 346 transitions, 789 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-10-13 10:00:34,827 INFO L231 Difference]: Finished difference. Result has 344 places, 340 transitions, 725 flow [2024-10-13 10:00:34,828 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=721, PETRI_DIFFERENCE_MINUEND_PLACES=342, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=340, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=338, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=725, PETRI_PLACES=344, PETRI_TRANSITIONS=340} [2024-10-13 10:00:34,828 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -73 predicate places. [2024-10-13 10:00:34,828 INFO L471 AbstractCegarLoop]: Abstraction has has 344 places, 340 transitions, 725 flow [2024-10-13 10:00:34,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.6666666666667) internal successors, (1124), 3 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:34,829 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:34,829 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] [2024-10-13 10:00:34,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-10-13 10:00:34,829 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting thread1Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:34,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:34,830 INFO L85 PathProgramCache]: Analyzing trace with hash -291596687, now seen corresponding path program 1 times [2024-10-13 10:00:34,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:34,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465610895] [2024-10-13 10:00:34,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:34,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:34,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:34,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465610895] [2024-10-13 10:00:34,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465610895] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:34,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:34,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:34,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768130706] [2024-10-13 10:00:34,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:34,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:34,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:34,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:34,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:34,901 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-10-13 10:00:34,902 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 344 places, 340 transitions, 725 flow. Second operand has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:34,902 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:34,902 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-10-13 10:00:34,902 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:35,162 INFO L124 PetriNetUnfolderBase]: 383/2509 cut-off events. [2024-10-13 10:00:35,163 INFO L125 PetriNetUnfolderBase]: For 214/217 co-relation queries the response was YES. [2024-10-13 10:00:35,172 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3438 conditions, 2509 events. 383/2509 cut-off events. For 214/217 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 20052 event pairs, 165 based on Foata normal form. 0/2095 useless extension candidates. Maximal degree in co-relation 3341. Up to 414 conditions per place. [2024-10-13 10:00:35,178 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 27 selfloop transitions, 2 changer transitions 0/346 dead transitions. [2024-10-13 10:00:35,178 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 345 places, 346 transitions, 805 flow [2024-10-13 10:00:35,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:35,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:35,181 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:35,181 INFO L175 Difference]: Start difference. First operand has 344 places, 340 transitions, 725 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:35,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 345 places, 346 transitions, 805 flow [2024-10-13 10:00:35,182 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 343 places, 346 transitions, 801 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:35,184 INFO L231 Difference]: Finished difference. Result has 343 places, 339 transitions, 723 flow [2024-10-13 10:00:35,185 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=719, PETRI_DIFFERENCE_MINUEND_PLACES=341, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=339, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=723, PETRI_PLACES=343, PETRI_TRANSITIONS=339} [2024-10-13 10:00:35,185 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -74 predicate places. [2024-10-13 10:00:35,185 INFO L471 AbstractCegarLoop]: Abstraction has has 343 places, 339 transitions, 723 flow [2024-10-13 10:00:35,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:35,186 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:35,186 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] [2024-10-13 10:00:35,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-13 10:00:35,186 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting thread1Err22ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:35,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:35,186 INFO L85 PathProgramCache]: Analyzing trace with hash 389578159, now seen corresponding path program 1 times [2024-10-13 10:00:35,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:35,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965378570] [2024-10-13 10:00:35,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:35,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:35,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:35,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:35,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965378570] [2024-10-13 10:00:35,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965378570] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:35,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:35,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:35,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456101122] [2024-10-13 10:00:35,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:35,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:35,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:35,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:35,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:35,249 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 370 out of 449 [2024-10-13 10:00:35,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 343 places, 339 transitions, 723 flow. Second operand has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:35,250 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:35,250 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 370 of 449 [2024-10-13 10:00:35,250 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:35,519 INFO L124 PetriNetUnfolderBase]: 368/2591 cut-off events. [2024-10-13 10:00:35,520 INFO L125 PetriNetUnfolderBase]: For 219/220 co-relation queries the response was YES. [2024-10-13 10:00:35,529 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3510 conditions, 2591 events. 368/2591 cut-off events. For 219/220 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 21422 event pairs, 168 based on Foata normal form. 0/2178 useless extension candidates. Maximal degree in co-relation 3413. Up to 407 conditions per place. [2024-10-13 10:00:35,535 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 27 selfloop transitions, 2 changer transitions 0/345 dead transitions. [2024-10-13 10:00:35,535 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 345 transitions, 803 flow [2024-10-13 10:00:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:35,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:35,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1136 transitions. [2024-10-13 10:00:35,537 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8433556050482554 [2024-10-13 10:00:35,538 INFO L175 Difference]: Start difference. First operand has 343 places, 339 transitions, 723 flow. Second operand 3 states and 1136 transitions. [2024-10-13 10:00:35,538 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 345 transitions, 803 flow [2024-10-13 10:00:35,539 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 342 places, 345 transitions, 799 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:35,541 INFO L231 Difference]: Finished difference. Result has 342 places, 338 transitions, 721 flow [2024-10-13 10:00:35,542 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=717, PETRI_DIFFERENCE_MINUEND_PLACES=340, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=338, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=336, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=721, PETRI_PLACES=342, PETRI_TRANSITIONS=338} [2024-10-13 10:00:35,542 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -75 predicate places. [2024-10-13 10:00:35,542 INFO L471 AbstractCegarLoop]: Abstraction has has 342 places, 338 transitions, 721 flow [2024-10-13 10:00:35,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 372.0) internal successors, (1116), 3 states have internal predecessors, (1116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:35,543 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:35,543 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] [2024-10-13 10:00:35,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-10-13 10:00:35,543 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting thread3Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:35,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:35,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1566511871, now seen corresponding path program 1 times [2024-10-13 10:00:35,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:35,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361194440] [2024-10-13 10:00:35,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:35,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:35,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:35,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:35,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361194440] [2024-10-13 10:00:35,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361194440] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:35,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:35,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:35,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658793775] [2024-10-13 10:00:35,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:35,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:35,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:35,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:35,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:35,600 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:35,602 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 338 transitions, 721 flow. Second operand has 3 states, 3 states have (on average 374.0) internal successors, (1122), 3 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:35,602 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:35,603 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:35,603 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:35,876 INFO L124 PetriNetUnfolderBase]: 519/2300 cut-off events. [2024-10-13 10:00:35,877 INFO L125 PetriNetUnfolderBase]: For 233/266 co-relation queries the response was YES. [2024-10-13 10:00:35,884 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3345 conditions, 2300 events. 519/2300 cut-off events. For 233/266 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 17616 event pairs, 218 based on Foata normal form. 0/1976 useless extension candidates. Maximal degree in co-relation 3248. Up to 562 conditions per place. [2024-10-13 10:00:35,890 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 25 selfloop transitions, 2 changer transitions 0/344 dead transitions. [2024-10-13 10:00:35,891 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 343 places, 344 transitions, 793 flow [2024-10-13 10:00:35,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:35,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:35,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1141 transitions. [2024-10-13 10:00:35,893 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8470675575352635 [2024-10-13 10:00:35,893 INFO L175 Difference]: Start difference. First operand has 342 places, 338 transitions, 721 flow. Second operand 3 states and 1141 transitions. [2024-10-13 10:00:35,893 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 343 places, 344 transitions, 793 flow [2024-10-13 10:00:35,894 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 341 places, 344 transitions, 789 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:35,896 INFO L231 Difference]: Finished difference. Result has 341 places, 337 transitions, 719 flow [2024-10-13 10:00:35,897 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=715, PETRI_DIFFERENCE_MINUEND_PLACES=339, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=335, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=719, PETRI_PLACES=341, PETRI_TRANSITIONS=337} [2024-10-13 10:00:35,897 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -76 predicate places. [2024-10-13 10:00:35,897 INFO L471 AbstractCegarLoop]: Abstraction has has 341 places, 337 transitions, 719 flow [2024-10-13 10:00:35,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.0) internal successors, (1122), 3 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:35,898 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:35,898 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] [2024-10-13 10:00:35,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-13 10:00:35,898 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting thread2Err19ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:35,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:35,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1008341059, now seen corresponding path program 1 times [2024-10-13 10:00:35,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:35,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482928082] [2024-10-13 10:00:35,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:35,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:35,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:35,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:35,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482928082] [2024-10-13 10:00:35,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482928082] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:35,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:35,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:35,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467498535] [2024-10-13 10:00:35,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:35,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:35,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:35,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:35,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:35,952 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 375 out of 449 [2024-10-13 10:00:35,954 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 341 places, 337 transitions, 719 flow. Second operand has 3 states, 3 states have (on average 377.3333333333333) internal successors, (1132), 3 states have internal predecessors, (1132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:35,954 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:35,954 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 375 of 449 [2024-10-13 10:00:35,954 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:36,212 INFO L124 PetriNetUnfolderBase]: 385/1707 cut-off events. [2024-10-13 10:00:36,212 INFO L125 PetriNetUnfolderBase]: For 184/185 co-relation queries the response was YES. [2024-10-13 10:00:36,218 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2546 conditions, 1707 events. 385/1707 cut-off events. For 184/185 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 11398 event pairs, 137 based on Foata normal form. 0/1504 useless extension candidates. Maximal degree in co-relation 2449. Up to 362 conditions per place. [2024-10-13 10:00:36,223 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/342 dead transitions. [2024-10-13 10:00:36,223 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 342 transitions, 781 flow [2024-10-13 10:00:36,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:36,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1146 transitions. [2024-10-13 10:00:36,226 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8507795100222717 [2024-10-13 10:00:36,226 INFO L175 Difference]: Start difference. First operand has 341 places, 337 transitions, 719 flow. Second operand 3 states and 1146 transitions. [2024-10-13 10:00:36,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 342 transitions, 781 flow [2024-10-13 10:00:36,228 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 342 transitions, 777 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:36,231 INFO L231 Difference]: Finished difference. Result has 340 places, 336 transitions, 717 flow [2024-10-13 10:00:36,231 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=713, PETRI_DIFFERENCE_MINUEND_PLACES=338, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=336, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=334, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=717, PETRI_PLACES=340, PETRI_TRANSITIONS=336} [2024-10-13 10:00:36,231 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -77 predicate places. [2024-10-13 10:00:36,231 INFO L471 AbstractCegarLoop]: Abstraction has has 340 places, 336 transitions, 717 flow [2024-10-13 10:00:36,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 377.3333333333333) internal successors, (1132), 3 states have internal predecessors, (1132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:36,232 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:36,232 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] [2024-10-13 10:00:36,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-10-13 10:00:36,233 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting thread2Err20ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:36,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:36,233 INFO L85 PathProgramCache]: Analyzing trace with hash -2019176314, now seen corresponding path program 1 times [2024-10-13 10:00:36,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:36,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806820440] [2024-10-13 10:00:36,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:36,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:36,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:36,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806820440] [2024-10-13 10:00:36,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806820440] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:36,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:36,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:36,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819120542] [2024-10-13 10:00:36,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:36,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:36,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:36,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:36,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:36,307 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:36,308 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 340 places, 336 transitions, 717 flow. Second operand has 3 states, 3 states have (on average 376.0) internal successors, (1128), 3 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:36,308 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:36,308 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:36,308 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:36,632 INFO L124 PetriNetUnfolderBase]: 487/1784 cut-off events. [2024-10-13 10:00:36,632 INFO L125 PetriNetUnfolderBase]: For 224/225 co-relation queries the response was YES. [2024-10-13 10:00:36,640 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2865 conditions, 1784 events. 487/1784 cut-off events. For 224/225 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 11755 event pairs, 199 based on Foata normal form. 0/1596 useless extension candidates. Maximal degree in co-relation 2768. Up to 516 conditions per place. [2024-10-13 10:00:36,648 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 23 selfloop transitions, 2 changer transitions 0/341 dead transitions. [2024-10-13 10:00:36,648 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 341 places, 341 transitions, 783 flow [2024-10-13 10:00:36,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:36,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:36,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-10-13 10:00:36,650 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-10-13 10:00:36,651 INFO L175 Difference]: Start difference. First operand has 340 places, 336 transitions, 717 flow. Second operand 3 states and 1142 transitions. [2024-10-13 10:00:36,651 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 341 places, 341 transitions, 783 flow [2024-10-13 10:00:36,653 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 339 places, 341 transitions, 779 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:36,656 INFO L231 Difference]: Finished difference. Result has 339 places, 335 transitions, 715 flow [2024-10-13 10:00:36,656 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=711, PETRI_DIFFERENCE_MINUEND_PLACES=337, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=335, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=715, PETRI_PLACES=339, PETRI_TRANSITIONS=335} [2024-10-13 10:00:36,657 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -78 predicate places. [2024-10-13 10:00:36,657 INFO L471 AbstractCegarLoop]: Abstraction has has 339 places, 335 transitions, 715 flow [2024-10-13 10:00:36,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 376.0) internal successors, (1128), 3 states have internal predecessors, (1128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:36,658 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:36,658 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] [2024-10-13 10:00:36,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-10-13 10:00:36,659 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting thread3Err11ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:36,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:36,659 INFO L85 PathProgramCache]: Analyzing trace with hash -633796255, now seen corresponding path program 1 times [2024-10-13 10:00:36,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:36,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547866723] [2024-10-13 10:00:36,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:36,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:36,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:36,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547866723] [2024-10-13 10:00:36,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547866723] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:36,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:36,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:36,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038379621] [2024-10-13 10:00:36,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:36,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:36,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:36,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:36,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:36,718 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:36,719 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 339 places, 335 transitions, 715 flow. Second operand has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:36,719 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:36,719 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:36,719 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:36,957 INFO L124 PetriNetUnfolderBase]: 414/2134 cut-off events. [2024-10-13 10:00:36,957 INFO L125 PetriNetUnfolderBase]: For 186/191 co-relation queries the response was YES. [2024-10-13 10:00:36,963 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3048 conditions, 2134 events. 414/2134 cut-off events. For 186/191 co-relation queries the response was YES. Maximal size of possible extension queue 94. Compared 16415 event pairs, 148 based on Foata normal form. 1/1909 useless extension candidates. Maximal degree in co-relation 2951. Up to 379 conditions per place. [2024-10-13 10:00:36,968 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 22 selfloop transitions, 2 changer transitions 6/340 dead transitions. [2024-10-13 10:00:36,968 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 339 places, 340 transitions, 781 flow [2024-10-13 10:00:36,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:36,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-10-13 10:00:36,971 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-10-13 10:00:36,971 INFO L175 Difference]: Start difference. First operand has 339 places, 335 transitions, 715 flow. Second operand 3 states and 1140 transitions. [2024-10-13 10:00:36,971 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 339 places, 340 transitions, 781 flow [2024-10-13 10:00:36,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 337 places, 340 transitions, 777 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:36,975 INFO L231 Difference]: Finished difference. Result has 337 places, 327 transitions, 699 flow [2024-10-13 10:00:36,976 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=707, PETRI_DIFFERENCE_MINUEND_PLACES=335, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=333, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=331, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=699, PETRI_PLACES=337, PETRI_TRANSITIONS=327} [2024-10-13 10:00:36,976 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -80 predicate places. [2024-10-13 10:00:36,976 INFO L471 AbstractCegarLoop]: Abstraction has has 337 places, 327 transitions, 699 flow [2024-10-13 10:00:36,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 374.3333333333333) internal successors, (1123), 3 states have internal predecessors, (1123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:36,977 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:36,977 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] [2024-10-13 10:00:36,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-13 10:00:36,977 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting thread2Err21ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:36,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:36,978 INFO L85 PathProgramCache]: Analyzing trace with hash 2032216472, now seen corresponding path program 1 times [2024-10-13 10:00:36,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:36,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928591371] [2024-10-13 10:00:36,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:36,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:37,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:37,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:37,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928591371] [2024-10-13 10:00:37,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928591371] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:37,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:37,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:37,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596195377] [2024-10-13 10:00:37,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:37,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:37,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:37,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:37,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:37,035 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:37,036 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 337 places, 327 transitions, 699 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,037 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:37,037 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:37,037 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:37,220 INFO L124 PetriNetUnfolderBase]: 322/1639 cut-off events. [2024-10-13 10:00:37,220 INFO L125 PetriNetUnfolderBase]: For 151/151 co-relation queries the response was YES. [2024-10-13 10:00:37,227 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2382 conditions, 1639 events. 322/1639 cut-off events. For 151/151 co-relation queries the response was YES. Maximal size of possible extension queue 69. Compared 11270 event pairs, 98 based on Foata normal form. 0/1506 useless extension candidates. Maximal degree in co-relation 2285. Up to 265 conditions per place. [2024-10-13 10:00:37,232 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 21 selfloop transitions, 3 changer transitions 0/331 dead transitions. [2024-10-13 10:00:37,232 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 332 places, 331 transitions, 761 flow [2024-10-13 10:00:37,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-10-13 10:00:37,234 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-10-13 10:00:37,234 INFO L175 Difference]: Start difference. First operand has 337 places, 327 transitions, 699 flow. Second operand 3 states and 1142 transitions. [2024-10-13 10:00:37,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 332 places, 331 transitions, 761 flow [2024-10-13 10:00:37,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 330 places, 331 transitions, 757 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:37,239 INFO L231 Difference]: Finished difference. Result has 330 places, 325 transitions, 697 flow [2024-10-13 10:00:37,239 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=328, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=697, PETRI_PLACES=330, PETRI_TRANSITIONS=325} [2024-10-13 10:00:37,240 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -87 predicate places. [2024-10-13 10:00:37,240 INFO L471 AbstractCegarLoop]: Abstraction has has 330 places, 325 transitions, 697 flow [2024-10-13 10:00:37,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,243 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:37,243 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] [2024-10-13 10:00:37,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-13 10:00:37,244 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting thread3Err12ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:37,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:37,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1654841756, now seen corresponding path program 1 times [2024-10-13 10:00:37,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:37,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199221573] [2024-10-13 10:00:37,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:37,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:37,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:37,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199221573] [2024-10-13 10:00:37,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199221573] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:37,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:37,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:37,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455615330] [2024-10-13 10:00:37,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:37,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:37,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:37,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:37,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:37,312 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 372 out of 449 [2024-10-13 10:00:37,313 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 325 transitions, 697 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,313 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:37,313 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 372 of 449 [2024-10-13 10:00:37,313 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:37,578 INFO L124 PetriNetUnfolderBase]: 523/2179 cut-off events. [2024-10-13 10:00:37,578 INFO L125 PetriNetUnfolderBase]: For 230/237 co-relation queries the response was YES. [2024-10-13 10:00:37,585 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3281 conditions, 2179 events. 523/2179 cut-off events. For 230/237 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 16487 event pairs, 216 based on Foata normal form. 0/2000 useless extension candidates. Maximal degree in co-relation 3184. Up to 545 conditions per place. [2024-10-13 10:00:37,589 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 24 selfloop transitions, 2 changer transitions 0/331 dead transitions. [2024-10-13 10:00:37,589 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 331 places, 331 transitions, 767 flow [2024-10-13 10:00:37,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-10-13 10:00:37,592 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-10-13 10:00:37,592 INFO L175 Difference]: Start difference. First operand has 330 places, 325 transitions, 697 flow. Second operand 3 states and 1140 transitions. [2024-10-13 10:00:37,592 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 331 places, 331 transitions, 767 flow [2024-10-13 10:00:37,594 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 329 places, 331 transitions, 761 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:37,596 INFO L231 Difference]: Finished difference. Result has 329 places, 324 transitions, 693 flow [2024-10-13 10:00:37,596 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=689, PETRI_DIFFERENCE_MINUEND_PLACES=327, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=324, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=322, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=693, PETRI_PLACES=329, PETRI_TRANSITIONS=324} [2024-10-13 10:00:37,597 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -88 predicate places. [2024-10-13 10:00:37,597 INFO L471 AbstractCegarLoop]: Abstraction has has 329 places, 324 transitions, 693 flow [2024-10-13 10:00:37,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,598 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:37,598 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 10:00:37,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-10-13 10:00:37,598 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting thread3Err13ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:37,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:37,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1754243767, now seen corresponding path program 1 times [2024-10-13 10:00:37,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:37,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051264144] [2024-10-13 10:00:37,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:37,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:37,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:37,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051264144] [2024-10-13 10:00:37,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051264144] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:37,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:37,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:37,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787813445] [2024-10-13 10:00:37,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:37,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:37,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:37,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:37,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:37,647 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:37,648 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 329 places, 324 transitions, 693 flow. Second operand has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,648 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:37,648 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:37,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:37,845 INFO L124 PetriNetUnfolderBase]: 353/1762 cut-off events. [2024-10-13 10:00:37,845 INFO L125 PetriNetUnfolderBase]: For 166/170 co-relation queries the response was YES. [2024-10-13 10:00:37,852 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2544 conditions, 1762 events. 353/1762 cut-off events. For 166/170 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 12177 event pairs, 106 based on Foata normal form. 1/1656 useless extension candidates. Maximal degree in co-relation 2447. Up to 286 conditions per place. [2024-10-13 10:00:37,857 INFO L140 encePairwiseOnDemand]: 444/449 looper letters, 20 selfloop transitions, 2 changer transitions 10/329 dead transitions. [2024-10-13 10:00:37,857 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 329 places, 329 transitions, 757 flow [2024-10-13 10:00:37,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:37,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:37,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1142 transitions. [2024-10-13 10:00:37,859 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8478099480326652 [2024-10-13 10:00:37,859 INFO L175 Difference]: Start difference. First operand has 329 places, 324 transitions, 693 flow. Second operand 3 states and 1142 transitions. [2024-10-13 10:00:37,859 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 329 places, 329 transitions, 757 flow [2024-10-13 10:00:37,861 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 327 places, 329 transitions, 753 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:37,863 INFO L231 Difference]: Finished difference. Result has 327 places, 312 transitions, 668 flow [2024-10-13 10:00:37,864 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=685, PETRI_DIFFERENCE_MINUEND_PLACES=325, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=320, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=668, PETRI_PLACES=327, PETRI_TRANSITIONS=312} [2024-10-13 10:00:37,864 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -90 predicate places. [2024-10-13 10:00:37,864 INFO L471 AbstractCegarLoop]: Abstraction has has 327 places, 312 transitions, 668 flow [2024-10-13 10:00:37,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.0) internal successors, (1125), 3 states have internal predecessors, (1125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,865 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:37,865 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] [2024-10-13 10:00:37,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-10-13 10:00:37,865 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting thread2Err23ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:37,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:37,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1835264861, now seen corresponding path program 1 times [2024-10-13 10:00:37,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:37,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196361699] [2024-10-13 10:00:37,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:37,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:37,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:37,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:37,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196361699] [2024-10-13 10:00:37,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196361699] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:37,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:37,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:37,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755011603] [2024-10-13 10:00:37,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:37,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:37,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:37,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:37,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:37,914 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:37,916 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 327 places, 312 transitions, 668 flow. Second operand has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:37,916 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:37,916 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:37,916 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:38,119 INFO L124 PetriNetUnfolderBase]: 364/1635 cut-off events. [2024-10-13 10:00:38,119 INFO L125 PetriNetUnfolderBase]: For 176/176 co-relation queries the response was YES. [2024-10-13 10:00:38,124 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2472 conditions, 1635 events. 364/1635 cut-off events. For 176/176 co-relation queries the response was YES. Maximal size of possible extension queue 74. Compared 10927 event pairs, 147 based on Foata normal form. 0/1531 useless extension candidates. Maximal degree in co-relation 2375. Up to 397 conditions per place. [2024-10-13 10:00:38,129 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 21 selfloop transitions, 2 changer transitions 0/317 dead transitions. [2024-10-13 10:00:38,129 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 318 places, 317 transitions, 730 flow [2024-10-13 10:00:38,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1140 transitions. [2024-10-13 10:00:38,131 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8463251670378619 [2024-10-13 10:00:38,132 INFO L175 Difference]: Start difference. First operand has 327 places, 312 transitions, 668 flow. Second operand 3 states and 1140 transitions. [2024-10-13 10:00:38,132 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 318 places, 317 transitions, 730 flow [2024-10-13 10:00:38,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 317 transitions, 726 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:38,135 INFO L231 Difference]: Finished difference. Result has 316 places, 311 transitions, 666 flow [2024-10-13 10:00:38,135 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=662, PETRI_DIFFERENCE_MINUEND_PLACES=314, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=311, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=666, PETRI_PLACES=316, PETRI_TRANSITIONS=311} [2024-10-13 10:00:38,137 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -101 predicate places. [2024-10-13 10:00:38,137 INFO L471 AbstractCegarLoop]: Abstraction has has 316 places, 311 transitions, 666 flow [2024-10-13 10:00:38,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:38,137 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-10-13 10:00:38,137 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 10:00:38,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-10-13 10:00:38,138 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting thread3Err15ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err12ASSERT_VIOLATIONDATA_RACE, thread1Err13ASSERT_VIOLATIONDATA_RACE, thread1Err14ASSERT_VIOLATIONDATA_RACE (and 148 more)] === [2024-10-13 10:00:38,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 10:00:38,138 INFO L85 PathProgramCache]: Analyzing trace with hash 407896046, now seen corresponding path program 1 times [2024-10-13 10:00:38,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 10:00:38,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397352278] [2024-10-13 10:00:38,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 10:00:38,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 10:00:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 10:00:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 10:00:38,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 10:00:38,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397352278] [2024-10-13 10:00:38,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397352278] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 10:00:38,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 10:00:38,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 10:00:38,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394334161] [2024-10-13 10:00:38,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 10:00:38,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 10:00:38,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 10:00:38,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 10:00:38,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 10:00:38,186 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 373 out of 449 [2024-10-13 10:00:38,187 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 316 places, 311 transitions, 666 flow. Second operand has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:38,187 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-10-13 10:00:38,187 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 373 of 449 [2024-10-13 10:00:38,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-10-13 10:00:38,392 INFO L124 PetriNetUnfolderBase]: 415/1915 cut-off events. [2024-10-13 10:00:38,393 INFO L125 PetriNetUnfolderBase]: For 200/208 co-relation queries the response was YES. [2024-10-13 10:00:38,400 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2835 conditions, 1915 events. 415/1915 cut-off events. For 200/208 co-relation queries the response was YES. Maximal size of possible extension queue 87. Compared 13540 event pairs, 166 based on Foata normal form. 0/1808 useless extension candidates. Maximal degree in co-relation 2738. Up to 440 conditions per place. [2024-10-13 10:00:38,402 INFO L140 encePairwiseOnDemand]: 446/449 looper letters, 0 selfloop transitions, 0 changer transitions 317/317 dead transitions. [2024-10-13 10:00:38,402 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 317 places, 317 transitions, 732 flow [2024-10-13 10:00:38,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 10:00:38,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-10-13 10:00:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1141 transitions. [2024-10-13 10:00:38,404 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8470675575352635 [2024-10-13 10:00:38,404 INFO L175 Difference]: Start difference. First operand has 316 places, 311 transitions, 666 flow. Second operand 3 states and 1141 transitions. [2024-10-13 10:00:38,404 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 317 places, 317 transitions, 732 flow [2024-10-13 10:00:38,406 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 315 places, 317 transitions, 728 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-10-13 10:00:38,408 INFO L231 Difference]: Finished difference. Result has 315 places, 0 transitions, 0 flow [2024-10-13 10:00:38,408 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=449, PETRI_DIFFERENCE_MINUEND_FLOW=660, PETRI_DIFFERENCE_MINUEND_PLACES=313, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=310, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=315, PETRI_TRANSITIONS=0} [2024-10-13 10:00:38,408 INFO L277 CegarLoopForPetriNet]: 417 programPoint places, -102 predicate places. [2024-10-13 10:00:38,408 INFO L471 AbstractCegarLoop]: Abstraction has has 315 places, 0 transitions, 0 flow [2024-10-13 10:00:38,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 375.6666666666667) internal successors, (1127), 3 states have internal predecessors, (1127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 10:00:38,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (151 of 152 remaining) [2024-10-13 10:00:38,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (150 of 152 remaining) [2024-10-13 10:00:38,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (149 of 152 remaining) [2024-10-13 10:00:38,411 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (148 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (147 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (146 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (145 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (144 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (143 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (142 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (141 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (140 of 152 remaining) [2024-10-13 10:00:38,412 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (139 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (138 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (137 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (136 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (135 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (134 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (133 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (132 of 152 remaining) [2024-10-13 10:00:38,413 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (131 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (130 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (129 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (128 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (127 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (126 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (125 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (124 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (123 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (122 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (121 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (120 of 152 remaining) [2024-10-13 10:00:38,414 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (119 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (118 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (117 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (116 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (115 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (114 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (113 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (112 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (111 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (110 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (109 of 152 remaining) [2024-10-13 10:00:38,415 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (108 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (107 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (106 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (105 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (104 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (103 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (102 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (101 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (100 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (99 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (98 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (97 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (96 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (95 of 152 remaining) [2024-10-13 10:00:38,416 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (94 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (93 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (92 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (91 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (90 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (89 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (88 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (87 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (86 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (85 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (84 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (83 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (82 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (81 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (80 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (79 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (78 of 152 remaining) [2024-10-13 10:00:38,417 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (77 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (76 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (75 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (74 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (73 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (72 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (71 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (70 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (69 of 152 remaining) [2024-10-13 10:00:38,418 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (68 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (67 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (66 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (65 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (64 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (63 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (62 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err12ASSERT_VIOLATIONDATA_RACE (61 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err13ASSERT_VIOLATIONDATA_RACE (60 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err14ASSERT_VIOLATIONDATA_RACE (59 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err15ASSERT_VIOLATIONDATA_RACE (58 of 152 remaining) [2024-10-13 10:00:38,419 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err16ASSERT_VIOLATIONDATA_RACE (57 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err17ASSERT_VIOLATIONDATA_RACE (56 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err18ASSERT_VIOLATIONDATA_RACE (55 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err19ASSERT_VIOLATIONDATA_RACE (54 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (53 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (52 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (51 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (50 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (49 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (48 of 152 remaining) [2024-10-13 10:00:38,420 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (47 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err8ASSERT_VIOLATIONDATA_RACE (46 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err20ASSERT_VIOLATIONDATA_RACE (45 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err9ASSERT_VIOLATIONDATA_RACE (44 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err21ASSERT_VIOLATIONDATA_RACE (43 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err10ASSERT_VIOLATIONDATA_RACE (42 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err22ASSERT_VIOLATIONDATA_RACE (41 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err11ASSERT_VIOLATIONDATA_RACE (40 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (39 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (38 of 152 remaining) [2024-10-13 10:00:38,421 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (37 of 152 remaining) [2024-10-13 10:00:38,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (36 of 152 remaining) [2024-10-13 10:00:38,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (35 of 152 remaining) [2024-10-13 10:00:38,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (34 of 152 remaining) [2024-10-13 10:00:38,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (33 of 152 remaining) [2024-10-13 10:00:38,422 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (32 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (31 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (30 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (29 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (28 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (27 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (26 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (25 of 152 remaining) [2024-10-13 10:00:38,423 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (24 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (23 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (22 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (21 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (20 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (19 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (18 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (17 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (16 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (15 of 152 remaining) [2024-10-13 10:00:38,424 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (14 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (13 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (12 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (11 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err5ASSERT_VIOLATIONDATA_RACE (10 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err6ASSERT_VIOLATIONDATA_RACE (9 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err7ASSERT_VIOLATIONDATA_RACE (8 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err8ASSERT_VIOLATIONDATA_RACE (7 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err9ASSERT_VIOLATIONDATA_RACE (6 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err10ASSERT_VIOLATIONDATA_RACE (5 of 152 remaining) [2024-10-13 10:00:38,425 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err11ASSERT_VIOLATIONDATA_RACE (4 of 152 remaining) [2024-10-13 10:00:38,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err12ASSERT_VIOLATIONDATA_RACE (3 of 152 remaining) [2024-10-13 10:00:38,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err13ASSERT_VIOLATIONDATA_RACE (2 of 152 remaining) [2024-10-13 10:00:38,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err14ASSERT_VIOLATIONDATA_RACE (1 of 152 remaining) [2024-10-13 10:00:38,426 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread3Err15ASSERT_VIOLATIONDATA_RACE (0 of 152 remaining) [2024-10-13 10:00:38,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-10-13 10:00:38,426 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 10:00:38,431 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-13 10:00:38,432 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 10:00:38,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 10:00:38 BasicIcfg [2024-10-13 10:00:38,436 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 10:00:38,437 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 10:00:38,437 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 10:00:38,437 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 10:00:38,437 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:00:29" (3/4) ... [2024-10-13 10:00:38,438 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 10:00:38,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-13 10:00:38,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-13 10:00:38,440 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-13 10:00:38,447 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-10-13 10:00:38,450 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-13 10:00:38,450 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 10:00:38,450 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-13 10:00:38,546 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 10:00:38,547 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 10:00:38,547 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 10:00:38,548 INFO L158 Benchmark]: Toolchain (without parser) took 10352.73ms. Allocated memory was 146.8MB in the beginning and 719.3MB in the end (delta: 572.5MB). Free memory was 69.0MB in the beginning and 419.7MB in the end (delta: -350.7MB). Peak memory consumption was 223.7MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,548 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 146.8MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 10:00:38,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.75ms. Allocated memory is still 146.8MB. Free memory was 68.9MB in the beginning and 109.9MB in the end (delta: -41.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.84ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 106.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,549 INFO L158 Benchmark]: Boogie Preprocessor took 42.43ms. Allocated memory is still 146.8MB. Free memory was 106.2MB in the beginning and 102.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,549 INFO L158 Benchmark]: RCFGBuilder took 1105.19ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 102.8MB in the beginning and 84.2MB in the end (delta: 18.6MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,549 INFO L158 Benchmark]: TraceAbstraction took 8732.13ms. Allocated memory was 176.2MB in the beginning and 719.3MB in the end (delta: 543.2MB). Free memory was 84.2MB in the beginning and 427.1MB in the end (delta: -342.9MB). Peak memory consumption was 199.2MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,549 INFO L158 Benchmark]: Witness Printer took 110.50ms. Allocated memory is still 719.3MB. Free memory was 427.1MB in the beginning and 419.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-13 10:00:38,552 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 146.8MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.75ms. Allocated memory is still 146.8MB. Free memory was 68.9MB in the beginning and 109.9MB in the end (delta: -41.0MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.84ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 106.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.43ms. Allocated memory is still 146.8MB. Free memory was 106.2MB in the beginning and 102.8MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1105.19ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 102.8MB in the beginning and 84.2MB in the end (delta: 18.6MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. * TraceAbstraction took 8732.13ms. Allocated memory was 176.2MB in the beginning and 719.3MB in the end (delta: 543.2MB). Free memory was 84.2MB in the beginning and 427.1MB in the end (delta: -342.9MB). Peak memory consumption was 199.2MB. Max. memory is 16.1GB. * Witness Printer took 110.50ms. Allocated memory is still 719.3MB. Free memory was 427.1MB in the beginning and 419.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. 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: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: 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: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 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: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 52]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 53]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 62]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 55]: 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: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 74]: 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: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: 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: 78]: 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: 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: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 96]: there are no data races For all program executions holds that there are no data races at this location - 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: 97]: 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: 98]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 100]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 101]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 113]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 115]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 116]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 117]: 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: 118]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 119]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 120]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 121]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 146]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 122]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 124]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 134]: 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 7 procedures, 587 locations, 152 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 8.6s, OverallIterations: 30, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 681 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 297 mSDsluCounter, 105 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 103 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1268 IncrementalHoareTripleChecker+Invalid, 1371 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 103 mSolverCounterUnsat, 105 mSDtfsCounter, 1268 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=868occurred in iteration=0, InterpolantAutomatonStates: 93, 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, 1.2s InterpolantComputationTime, 4006 NumberOfCodeBlocks, 4006 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 3976 ConstructedInterpolants, 0 QuantifiedInterpolants, 4149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 30 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 86 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-13 10:00:38,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE